{"id":2171,"date":"2025-08-25T15:21:36","date_gmt":"2025-08-25T07:21:36","guid":{"rendered":"https:\/\/www.britecelectric.com\/?post_type=blog&#038;p=2171"},"modified":"2025-11-03T17:29:13","modified_gmt":"2025-11-03T09:29:13","slug":"how-to-install-type-2-surge-protector","status":"publish","type":"blog","link":"https:\/\/www.britecelectric.com\/ar\/blog\/how-to-install-type-2-surge-protector\/","title":{"rendered":"\u0643\u064a\u0641\u064a\u0629 \u062a\u062b\u0628\u064a\u062a \u0627\u0644\u0646\u0648\u0639 2 \u0645\u0646 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0632\u064a\u0627\u062f\u0629 \u0627\u0644\u062a\u064a\u0627\u0631 (\u062f\u0644\u064a\u0644 \u062e\u0637\u0648\u0629 \u0628\u062e\u0637\u0648\u0629 \u0645\u0639 \u0627\u0644\u0631\u0633\u0648\u0645 \u0627\u0644\u0628\u064a\u0627\u0646\u064a\u0629)"},"content":{"rendered":"<h2 data-start=\"333\" data-end=\"350\">\u0645\u0642\u062f\u0645\u0629<\/h2>\r\n<p data-start=\"351\" data-end=\"630\">\u064a\u0639\u062f \u0627\u0631\u062a\u0641\u0627\u0639 \u0627\u0644\u0637\u0627\u0642\u0629 \u0623\u062d\u062f \u0627\u0644\u0623\u0633\u0628\u0627\u0628 \u0627\u0644\u0623\u0643\u062b\u0631 \u0634\u064a\u0648\u0639\u064b\u0627 \u0644\u0641\u0634\u0644 \u0627\u0644\u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629. \u0641\u064a \u062d\u064a\u0646 \u0623\u0646 \u0636\u0631\u0628\u0627\u062a \u0627\u0644\u0628\u0631\u0642 \u0645\u0633\u0624\u0648\u0644\u0629 \u0639\u0646 \u0628\u0639\u0636 \u0627\u0644\u0632\u064a\u0627\u062f\u0627\u062a \u0627\u0644\u0645\u0641\u0627\u062c\u0626\u0629\u060c \u0641\u0625\u0646 \u0645\u0639\u0638\u0645\u0647\u0627 \u064a\u062d\u062f\u062b \u0628\u0633\u0628\u0628 \u062a\u0628\u062f\u064a\u0644 \u0627\u0644\u0639\u0645\u0644\u064a\u0627\u062a \u0623\u0648 \u0627\u0644\u0645\u062d\u0631\u0643\u0627\u062a \u0623\u0648 \u0627\u0644\u0627\u0636\u0637\u0631\u0627\u0628\u0627\u062a \u062f\u0627\u062e\u0644 \u0627\u0644\u0634\u0628\u0643\u0629 \u0646\u0641\u0633\u0647\u0627. \u0647\u0630\u0627 \u0647\u0648 \u0627\u0644\u0645\u0643\u0627\u0646 \u0627\u0644\u0630\u064a \u064a\u0623\u062a\u064a \u0641\u064a\u0647 \u062c\u0647\u0627\u0632 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0632\u064a\u0627\u062f\u0629 \u0627\u0644\u062a\u064a\u0627\u0631 \u0645\u0646 \u0627\u0644\u0646\u0648\u0639 2.<\/p>\r\n<p data-start=\"632\" data-end=\"883\">\u064a\u062a\u0645 \u062a\u062b\u0628\u064a\u062a \u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0632\u064a\u0627\u062f\u0629 \u0627\u0644\u062a\u064a\u0627\u0631 (SPDs) \u0645\u0646 \u0627\u0644\u0646\u0648\u0639 2 \u0641\u064a \u0644\u0648\u062d\u0629 \u0627\u0644\u062a\u0648\u0632\u064a\u0639 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0623\u0648 \u0641\u064a \u0627\u0644\u062c\u0632\u0621 \u0627\u0644\u0639\u0644\u0648\u064a \u0645\u0646 \u0623\u0646\u0638\u0645\u0629 UPS. \u0648\u062a\u062a\u0645\u062b\u0644 \u0645\u0647\u0645\u062a\u0647\u0645 \u0641\u064a \u062a\u0636\u064a\u064a\u0642 \u0627\u0644\u062e\u0646\u0627\u0642 \u0639\u0644\u0649 \u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0632\u0627\u0626\u062f \u0627\u0644\u0639\u0627\u0628\u0631 \u0648\u062a\u062d\u0648\u064a\u0644 \u0627\u0644\u062a\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u0645\u0641\u0627\u062c\u0626\u0629 \u0628\u0623\u0645\u0627\u0646 \u0625\u0644\u0649 \u0627\u0644\u0623\u0631\u0636\u060c \u0645\u0645\u0627 \u064a\u062d\u0627\u0641\u0638 \u0639\u0644\u0649 \u0623\u0645\u0627\u0646 \u0623\u062c\u0647\u0632\u062a\u0643 \u0627\u0644\u062d\u0633\u0627\u0633\u0629.<\/p>\r\n<p data-start=\"885\" data-end=\"1235\">\u0641\u064a \u0647\u0630\u0627 \u0627\u0644\u062f\u0644\u064a\u0644\u060c \u0633\u0646\u0648\u0636\u062d \u0643\u064a\u0641\u064a\u0629 \u062a\u062b\u0628\u064a\u062a \u062c\u0647\u0627\u0632 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0632\u064a\u0627\u062f\u0629 \u0627\u0644\u062a\u064a\u0627\u0631 \u0645\u0646 \u0627\u0644\u0646\u0648\u0639 2 \u062e\u0637\u0648\u0629 \u0628\u062e\u0637\u0648\u0629. \u0633\u062a\u062a\u0639\u0644\u0645 \u0627\u0644\u0623\u062f\u0648\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u062d\u062a\u0627\u062c\u0647\u0627 \u0648\u0641\u062d\u0648\u0635\u0627\u062a \u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u0648\u0645\u062e\u0637\u0637\u0627\u062a \u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u0648\u0637\u0631\u0642 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631. \u0648\u0633\u0648\u0641 \u0646\u062a\u0639\u0645\u0642 \u0623\u0643\u062b\u0631 \u0645\u0646 \u0645\u0639\u0638\u0645 \u0645\u062f\u0648\u0646\u0627\u062a \u0627\u0644\u0645\u0628\u062a\u062f\u0626\u064a\u0646 - \u062d\u064a\u062b \u0646\u0634\u064a\u0631 \u0625\u0644\u0649 \u0645\u0639\u0627\u064a\u064a\u0631 IEC 61643 \u0648\u0623\u0641\u0636\u0644 \u0645\u0645\u0627\u0631\u0633\u0627\u062a \u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u0648\u0627\u0644\u0646\u0635\u0627\u0626\u062d \u0627\u0644\u0647\u0646\u062f\u0633\u064a\u0629 \u0627\u0644\u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u062a\u064a \u0633\u062a\u0648\u0641\u0631 \u0639\u0644\u064a\u0643 \u0645\u0646 \u0627\u0644\u0623\u062e\u0637\u0627\u0621 \u0627\u0644\u0645\u0643\u0644\u0641\u0629.<\/p>\r\n\r\n<h2 data-start=\"1242\" data-end=\"1280\">\u0645\u0627 \u0647\u0648 \u0648\u0627\u0642\u064a \u0627\u0644\u0637\u0641\u0631\u0629 \u0645\u0646 \u0627\u0644\u0646\u0648\u0639 2\u061f<\/h2>\r\n<p data-start=\"1281\" data-end=\"1394\">A <a href=\"https:\/\/www.britecelectric.com\/ar\/product-category\/ac-power-surge-protection\/type-2-surge-protective-device\/\" target=\"_blank\" rel=\"noopener\"><strong data-start=\"1283\" data-end=\"1297\">\u0627\u0644\u0646\u0648\u0639 2 SPD<\/strong> <\/a>\u062a\u0645 \u062a\u0635\u0645\u064a\u0645\u0647 \u0644\u0644\u062a\u0639\u0627\u0645\u0644 \u0645\u0639 \u0627\u0644\u062a\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u0645\u0641\u0627\u062c\u0626\u0629 \u0627\u0644\u0646\u0627\u062a\u062c\u0629 \u0639\u0646 \u0636\u0631\u0628\u0627\u062a \u0627\u0644\u0628\u0631\u0642 \u063a\u064a\u0631 \u0627\u0644\u0645\u0628\u0627\u0634\u0631\u0629 \u0648\u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u062a\u0628\u062f\u064a\u0644.<\/p>\r\n\r\n<ul data-start=\"1396\" data-end=\"1718\">\r\n \t<li data-start=\"1396\" data-end=\"1520\">\r\n<p data-start=\"1398\" data-end=\"1520\">\u0623\u064a\u0646 \u062a\u0630\u0647\u0628: \u064a\u062a\u0645 \u062a\u0631\u0643\u064a\u0628\u0647\u0627 \u0641\u064a \u0644\u0648\u062d\u0629 \u0627\u0644\u062a\u0648\u0632\u064a\u0639 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 (\u0648\u062d\u062f\u0629 \u0627\u0644\u0645\u0633\u062a\u0647\u0644\u0643) \u0623\u0648 \u0639\u0644\u0649 \u062c\u0627\u0646\u0628 \u0627\u0644\u0625\u062f\u062e\u0627\u0644 \u0644\u0623\u0646\u0638\u0645\u0629 UPS.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1521\" data-end=\"1621\">\r\n<p data-start=\"1523\" data-end=\"1621\">\u0645\u0627 \u0627\u0644\u0630\u064a \u064a\u062d\u0645\u064a \u0645\u0646\u0647: \u0637\u0641\u0631\u0627\u062a \u0627\u0644\u0628\u0631\u0642 \u0627\u0644\u0645\u0633\u062a\u062d\u062b\u0629\u060c \u0648\u0627\u0644\u062a\u0628\u062f\u064a\u0644 \u0627\u0644\u0639\u0627\u0628\u0631\u060c \u0648\u0627\u0636\u0637\u0631\u0627\u0628\u0627\u062a \u0627\u0644\u0634\u0628\u0643\u0629.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1622\" data-end=\"1718\">\r\n<p data-start=\"1624\" data-end=\"1718\">\u0643\u064a\u0641 \u064a\u0639\u0645\u0644: \u0639\u0646 \u0637\u0631\u064a\u0642 \u062a\u062b\u0628\u064a\u062a \u062c\u0647\u062f \u0627\u0644\u062a\u064a\u0627\u0631 (\u0644\u0623\u0639\u0644\u0649) \u0648\u062a\u062d\u0648\u064a\u0644 \u0627\u0644\u0637\u0627\u0642\u0629 \u0625\u0644\u0649 \u0627\u0644\u0623\u0631\u0636 (PE).<\/p>\r\n<\/li>\r\n<\/ul>\r\n<p data-start=\"1720\" data-end=\"1762\"><strong data-start=\"1720\" data-end=\"1760\">\u0627\u0644\u0645\u0639\u0644\u0645\u0627\u062a \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0627\u0644\u0645\u062d\u062f\u062f\u0629 \u0628\u0648\u0627\u0633\u0637\u0629 IEC 61643:<\/strong><\/p>\r\n\r\n<ul data-start=\"1763\" data-end=\"2155\">\r\n \t<li data-start=\"1763\" data-end=\"1866\">\r\n<p data-start=\"1765\" data-end=\"1866\">Uc (\u0623\u0642\u0635\u0649 \u062c\u0647\u062f \u062a\u0634\u063a\u064a\u0644 \u0645\u0633\u062a\u0645\u0631): \u0627\u0644\u062d\u062f \u0627\u0644\u0623\u0642\u0635\u0649 \u0644\u062c\u0647\u062f RMS \u0627\u0644\u0630\u064a \u064a\u0645\u0643\u0646 \u0644\u0640 SPD \u0627\u0644\u062a\u0639\u0627\u0645\u0644 \u0645\u0639\u0647 \u0628\u0634\u0643\u0644 \u0645\u0633\u062a\u0645\u0631.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1867\" data-end=\"1960\">\r\n<p data-start=\"1869\" data-end=\"1960\">\u0623\u0639\u0644\u0649 (\u0645\u0633\u062a\u0648\u0649 \u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u062c\u0647\u062f): \u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u062a\u062b\u0628\u064a\u062a \u0627\u0644\u0630\u064a \u064a\u0628\u0642\u0649 \u0639\u0644\u0649 \u0627\u0644\u062c\u0627\u0646\u0628 \u0627\u0644\u0645\u062d\u0645\u064a.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1961\" data-end=\"2067\">\r\n<p data-start=\"1963\" data-end=\"2067\">\u0641\u064a (\u062a\u064a\u0627\u0631 \u0627\u0644\u062a\u0641\u0631\u064a\u063a \u0627\u0644\u0627\u0633\u0645\u064a): \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0632\u0627\u0626\u062f \u0627\u0644\u0630\u064a \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u062a\u062d\u0645\u0644\u0647 SPD \u0628\u0634\u0643\u0644 \u0645\u062a\u0643\u0631\u0631 (\u0634\u0643\u0644 \u0645\u0648\u062c\u0629 8\/20 \u0645\u064a\u0643\u0631\u0648\u062b\u0627\u0646\u064a\u0629).<\/p>\r\n<\/li>\r\n \t<li data-start=\"2068\" data-end=\"2155\">\r\n<p data-start=\"2070\" data-end=\"2155\">Imax (\u0627\u0644\u062d\u062f \u0627\u0644\u0623\u0642\u0635\u0649 \u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u062a\u0641\u0631\u064a\u063a): \u0623\u0643\u0628\u0631 \u0632\u064a\u0627\u062f\u0629 \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u062a\u062d\u0645\u0644\u0647\u0627 SPD.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<p data-start=\"2157\" data-end=\"2228\">\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0634\u0631\u0643\u062a\u0646\u0627 <a href=\"https:\/\/www.britecelectric.com\/ar\/product-category\/ac-power-surge-protection\/type-2-surge-protective-device\/\" target=\"_blank\" rel=\"noopener\"><strong data-start=\"2184\" data-end=\"2213\">SLP40-275\/3S+1 \u0627\u0644\u0646\u0648\u0639 2 SPD<\/strong><\/a> \u062a\u0645 \u062a\u0635\u0646\u064a\u0641\u0647 \u0641\u064a:<\/p>\r\n\r\n<ul data-start=\"2229\" data-end=\"2294\">\r\n \t<li data-start=\"2229\" data-end=\"2246\">\r\n<p data-start=\"2231\" data-end=\"2246\">Uc = 275 \u0641\u0648\u0644\u062a \u062a\u064a\u0627\u0631 \u0645\u062a\u0631\u062f\u062f<\/p>\r\n<\/li>\r\n \t<li data-start=\"2247\" data-end=\"2261\">\r\n<p data-start=\"2249\" data-end=\"2261\">\u0641\u064a = 20 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631<\/p>\r\n<\/li>\r\n \t<li data-start=\"2262\" data-end=\"2278\">\r\n<p data-start=\"2264\" data-end=\"2278\">\u0625\u064a\u0645\u0627\u0643\u0633 = 40 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631<\/p>\r\n<\/li>\r\n \t<li data-start=\"2279\" data-end=\"2294\">\r\n<p data-start=\"2281\" data-end=\"2294\">\u064a\u0635\u0644 \u2265 1.5 \u0643\u064a\u0644\u0648 \u0641\u0648\u0644\u062a<\/p>\r\n<\/li>\r\n<\/ul>\r\n<p data-start=\"2296\" data-end=\"2409\">\u0648\u0647\u0630\u0627 \u064a\u062c\u0639\u0644\u0647\u0627 \u0645\u062b\u0627\u0644\u064a\u0629 \u0644\u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062a\u0648\u0632\u064a\u0639 \u0627\u0644\u0633\u0643\u0646\u064a\u0629 \u0648\u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629 \u0648\u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629\u060c \u0628\u0627\u0644\u0625\u0636\u0627\u0641\u0629 \u0625\u0644\u0649 \u062d\u0645\u0627\u064a\u0629 UPS.<\/p>\r\n\r\n<h2 data-start=\"2416\" data-end=\"2459\">\u0627\u062d\u062a\u064a\u0627\u0637\u0627\u062a \u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u0642\u0628\u0644 \u0627\u0644\u062a\u062b\u0628\u064a\u062a<\/h2>\r\n<p data-start=\"2460\" data-end=\"2553\">\u064a\u0639\u0646\u064a \u062a\u062b\u0628\u064a\u062a SPD \u0627\u0644\u0639\u0645\u0644 \u062f\u0627\u062e\u0644 \u0644\u0648\u062d\u0629 \u0627\u0644\u062a\u0648\u0632\u064a\u0639 \u0627\u0644\u0645\u0628\u0627\u0634\u0631\u0629. \u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u063a\u064a\u0631 \u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u062a\u0641\u0627\u0648\u0636.<\/p>\r\n\r\n<ol data-start=\"2555\" data-end=\"2997\">\r\n \t<li data-start=\"2555\" data-end=\"2616\">\r\n<p data-start=\"2558\" data-end=\"2616\">\u0627\u0641\u0635\u0644 \u0627\u0644\u0637\u0627\u0642\u0629 \u062a\u0645\u0627\u0645\u064b\u0627 \u0639\u0646 \u0627\u0644\u0642\u0627\u0637\u0639 \u0627\u0644\u0631\u0626\u064a\u0633\u064a.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2617\" data-end=\"2684\">\r\n<p data-start=\"2620\" data-end=\"2684\">\u062a\u062d\u0642\u0642 \u0645\u0639 \u0623\u062d\u062f \u0627\u0644\u0645\u062e\u062a\u0628\u0631\u064a\u0646 \u0645\u0646 \u0625\u0644\u063a\u0627\u0621 \u062a\u0646\u0634\u064a\u0637 \u062c\u0645\u064a\u0639 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2685\" data-end=\"2790\">\r\n<p data-start=\"2688\" data-end=\"2790\">\u062a\u0637\u0628\u064a\u0642 Lockout\/Tagout (LOTO): \u0627\u0633\u062a\u062e\u062f\u0645 \u0623\u062c\u0647\u0632\u0629 \u0648\u0639\u0644\u0627\u0645\u0627\u062a \u0627\u0644\u0642\u0641\u0644 \u0644\u0645\u0646\u0639 \u0625\u0639\u0627\u062f\u0629 \u0627\u0644\u062a\u0646\u0634\u064a\u0637 \u063a\u064a\u0631 \u0627\u0644\u0645\u0642\u0635\u0648\u062f\u0629.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2791\" data-end=\"2861\">\r\n<p data-start=\"2794\" data-end=\"2861\">\u0627\u0631\u062a\u062f\u0627\u0621 \u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0648\u0642\u0627\u064a\u0629 \u0627\u0644\u0634\u062e\u0635\u064a\u0629: \u0627\u0644\u0642\u0641\u0627\u0632\u0627\u062a \u0627\u0644\u0645\u0639\u0632\u0648\u0644\u0629\u060c \u0648\u0627\u0644\u0646\u0638\u0627\u0631\u0627\u062a \u0627\u0644\u0648\u0627\u0642\u064a\u0629\u060c \u0648\u0623\u062d\u0630\u064a\u0629 \u0627\u0644\u0633\u0644\u0627\u0645\u0629.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2862\" data-end=\"2997\">\r\n<p data-start=\"2865\" data-end=\"2997\">\u062a\u062d\u0642\u0642 \u0645\u0646 \u0646\u0638\u0627\u0645 \u0627\u0644\u062a\u0623\u0631\u064a\u0636: \u062a\u0623\u0643\u062f \u0645\u0646 \u0631\u0628\u0637 \u0634\u0631\u064a\u0637 PE \u0627\u0644\u062e\u0627\u0635 \u0628\u0643 \u0628\u0634\u0643\u0644 \u0635\u062d\u064a\u062d \u0648\u0623\u0646 \u0627\u0644\u0645\u0642\u0627\u0648\u0645\u0629 \u062a\u0644\u0628\u064a \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 (\u226510 \u03a9 \u0641\u064a \u0645\u0639\u0638\u0645 \u0627\u0644\u0648\u0644\u0627\u064a\u0627\u062a \u0627\u0644\u0642\u0636\u0627\u0626\u064a\u0629).<\/p>\r\n<\/li>\r\n<\/ol>\r\n<p data-start=\"2999\" data-end=\"3173\"><strong data-start=\"3002\" data-end=\"3016\">\u0645\u0647\u0645:<\/strong> \u0642\u062f \u062a\u062a\u0637\u0644\u0628 \u0627\u0644\u0644\u0648\u0627\u0626\u062d \u0627\u0644\u0645\u062d\u0644\u064a\u0629 (IEC 60364\u060c \u0623\u0648 BS 7671\u060c \u0623\u0648 NEC\u060c \u0623\u0648 \u0627\u0644\u0643\u0648\u062f \u0627\u0644\u0648\u0637\u0646\u064a \u0627\u0644\u062e\u0627\u0635 \u0628\u0643) \u0627\u0644\u062a\u062b\u0628\u064a\u062a \u0628\u0648\u0627\u0633\u0637\u0629 \u0643\u0647\u0631\u0628\u0627\u0626\u064a \u0645\u0631\u062e\u0635. \u0627\u0644\u062a\u0632\u0645 \u062f\u0627\u0626\u0645\u064b\u0627 \u0628\u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0645\u062d\u0644\u064a\u0629.<\/p>\r\n<p data-start=\"2999\" data-end=\"3173\"><a href=\"https:\/\/www.britecelectric.com\/ar\/attachment\/br-20-4p-1type-2-surge-protection-device-jpg\/\" rel=\"attachment wp-att-2160\"><img class=\"alignnone wp-image-2160\" src=\"https:\/\/www.britecelectric.com\/wp-content\/uploads\/2025\/08\/BR-20-4P-1Type-2-Surge-Protection-Device.jpg.webp\" alt=\"\" width=\"872\" \/><\/a><\/p>\r\n\r\n<h2 data-start=\"3180\" data-end=\"3218\">\u0627\u0644\u0623\u062f\u0648\u0627\u062a \u0648\u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u062a\u064a \u0633\u062a\u062d\u062a\u0627\u062c \u0625\u0644\u064a\u0647\u0627<\/h2>\r\n<ul data-start=\"3219\" data-end=\"3600\">\r\n \t<li data-start=\"3219\" data-end=\"3266\">\r\n<p data-start=\"3221\" data-end=\"3266\">\u0648\u062d\u062f\u0629 SPD \u0645\u0646 \u0627\u0644\u0646\u0648\u0639 2 (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644 SLP40-275\/3S+1)<\/p>\r\n<\/li>\r\n \t<li data-start=\"3267\" data-end=\"3311\">\r\n<p data-start=\"3269\" data-end=\"3311\">\u0645\u0633\u0627\u062d\u0629 \u062a\u0631\u0643\u064a\u0628 \u0633\u0643\u0629 DIN \u062f\u0627\u062e\u0644 \u0627\u0644\u0644\u0648\u062d\u0629<\/p>\r\n<\/li>\r\n \t<li data-start=\"3312\" data-end=\"3381\">\r\n<p data-start=\"3314\" data-end=\"3381\">\u0627\u0644\u0645\u0648\u0635\u0644 \u0627\u0644\u0646\u062d\u0627\u0633\u064a: \u22656 \u0645\u0645\u00b2 \u0644\u0623\u062c\u0647\u0632\u0629 SPD \u0645\u0646 \u0627\u0644\u0646\u0648\u0639 2 (\u062a\u0648\u0635\u064a\u0629 IEC)<\/p>\r\n<\/li>\r\n \t<li data-start=\"3382\" data-end=\"3431\">\r\n<p data-start=\"3384\" data-end=\"3431\">\u0645\u0641\u0643 \u0639\u0632\u0645 \u0627\u0644\u062f\u0648\u0631\u0627\u0646 \u0627\u0644\u0645\u0646\u0627\u0633\u0628 \u0623\u0648 \u0645\u0641\u062a\u0627\u062d \u0645\u0639\u0632\u0648\u0644<\/p>\r\n<\/li>\r\n \t<li data-start=\"3432\" data-end=\"3541\">\r\n<p data-start=\"3434\" data-end=\"3541\">\u062c\u0647\u0627\u0632 \u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0646\u0633\u062e \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a: MCB\/\u0645\u0635\u0647\u0631\u060c \u0623\u0648 \u0627\u062e\u062a\u0631 SPD \u0645\u0639 \u0645\u0635\u0647\u0631 \u0627\u062d\u062a\u064a\u0627\u0637\u064a \u0645\u062f\u0645\u062c (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0633\u0644\u0633\u0644\u0629 BR-30FU)<\/p>\r\n<\/li>\r\n \t<li data-start=\"3542\" data-end=\"3576\">\r\n<p data-start=\"3544\" data-end=\"3576\">\u062c\u0647\u0627\u0632 \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0639\u0632\u0644 \u0648\u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0642\u064a\u0627\u0633\u0627\u062a<\/p>\r\n<\/li>\r\n \t<li data-start=\"3577\" data-end=\"3600\">\r\n<p data-start=\"3579\" data-end=\"3600\">\u062d\u0632\u0627\u0645 \u0631\u0628\u0637 \u0627\u0644\u0623\u0631\u0636<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h2>\u062f\u0644\u064a\u0644 \u0627\u0644\u062a\u062b\u0628\u064a\u062a \u062e\u0637\u0648\u0629 \u0628\u062e\u0637\u0648\u0629 \u0644\u0640 <a href=\"https:\/\/www.britecelectric.com\/ar\/product-category\/ac-power-surge-protection\/type-2-surge-protective-device\/\" target=\"_blank\" rel=\"noopener\">\u0627\u0644\u0646\u0648\u0639 2 SPD<\/a><\/h2>\r\n&nbsp;\r\n\r\n<a href=\"https:\/\/www.britecelectric.com\/ar\/attachment\/type-2-spd-install\/\" rel=\"attachment wp-att-2158\"><img class=\"alignnone size-full wp-image-2158\" src=\"https:\/\/www.britecelectric.com\/wp-content\/uploads\/2025\/08\/Type-2-SPD-install.jpg\" alt=\"\" width=\"732\" \/><\/a>\r\n<h3 data-start=\"477\" data-end=\"537\"><strong data-start=\"481\" data-end=\"535\">\u0627\u0644\u062e\u0637\u0648\u0629 1 \u2013 \u062a\u062e\u0637\u064a\u0637 \u0648\u0627\u062e\u062a\u064a\u0627\u0631 \u0645\u0648\u0642\u0639 \u0627\u0644\u062a\u062b\u0628\u064a\u062a<\/strong><\/h3>\r\n<ul data-start=\"538\" data-end=\"1226\">\r\n \t<li data-start=\"538\" data-end=\"782\">\r\n<p data-start=\"540\" data-end=\"782\"><strong data-start=\"540\" data-end=\"550\">\u0623\u064a\u0646:<\/strong> \u064a\u062c\u0628 \u062a\u062b\u0628\u064a\u062a \u0627\u0644\u0646\u0648\u0639 2 SPD \u0641\u064a \u0644\u0648\u062d\u0629 \u0627\u0644\u062a\u0648\u0632\u064a\u0639 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0623\u0648 \u0639\u0644\u0649 \u062c\u0627\u0646\u0628 \u0627\u0644\u0625\u062f\u062e\u0627\u0644 \u0644\u0646\u0638\u0627\u0645 UPS. \u064a\u0633\u0645\u062d \u0647\u0630\u0627 \u0627\u0644\u0645\u0648\u0642\u0639 \u0644\u0647\u0627 \u0628\u0627\u0639\u062a\u0631\u0627\u0636 \u0637\u0641\u0631\u0627\u062a \u0627\u0644\u062a\u0628\u062f\u064a\u0644 \u0648\u0627\u0644\u0639\u0627\u0628\u0631\u0627\u062a \u0627\u0644\u0628\u0631\u0642\u064a\u0629 \u0627\u0644\u0645\u0633\u062a\u062d\u062b\u0629 \u0642\u0628\u0644 \u0623\u0646 \u062a\u0635\u0644 \u0625\u0644\u0649 \u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u062d\u0633\u0627\u0633\u0629.<\/p>\r\n<\/li>\r\n \t<li data-start=\"783\" data-end=\"894\">\r\n<p data-start=\"785\" data-end=\"894\"><strong data-start=\"785\" data-end=\"793\">\u0644\u0645\u0627\u0630\u0627:<\/strong> \u064a\u0624\u062f\u064a \u062a\u062b\u0628\u064a\u062a SPD \u0628\u0639\u064a\u062f\u064b\u0627 \u062c\u062f\u064b\u0627 \u0641\u064a \u0627\u062a\u062c\u0627\u0647 \u0645\u062c\u0631\u0649 \u0627\u0644\u0646\u0647\u0631 \u0625\u0644\u0649 \u0632\u064a\u0627\u062f\u0629 \u062c\u0647\u062f \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u062a\u0628\u0642\u064a (\u0644\u0623\u0639\u0644\u0649) \u0627\u0644\u0630\u064a \u062a\u0631\u0627\u0647 \u0627\u0644\u0645\u0639\u062f\u0627\u062a.<\/p>\r\n<\/li>\r\n \t<li data-start=\"895\" data-end=\"1226\">\r\n<p data-start=\"897\" data-end=\"917\"><strong data-start=\"897\" data-end=\"915\">\u0623\u0641\u0636\u0644 \u0627\u0644\u0645\u0645\u0627\u0631\u0633\u0627\u062a:<\/strong><\/p>\r\n\r\n<ul data-start=\"920\" data-end=\"1226\">\r\n \t<li data-start=\"920\" data-end=\"994\">\r\n<p data-start=\"922\" data-end=\"994\">\u062d\u0627\u0641\u0638 \u0639\u0644\u0649 \u0625\u062c\u0645\u0627\u0644\u064a \u0637\u0648\u0644 \u0627\u0644\u0645\u0648\u0635\u0644 (\u0627\u0644\u0645\u0631\u062d\u0644\u0629 \u2192 SPD \u2192 \u0627\u0644\u0623\u0631\u0636) \u2265 0.5 \u0645\u062a\u0631.<\/p>\r\n<\/li>\r\n \t<li data-start=\"997\" data-end=\"1066\">\r\n<p data-start=\"999\" data-end=\"1066\">\u0636\u0639 \u0648\u062d\u062f\u0627\u062a SPD \u0641\u064a \u0623\u0642\u0631\u0628 \u0645\u0643\u0627\u0646 \u0645\u0645\u0643\u0646 \u0645\u0646 \u0623\u0634\u0631\u0637\u0629 \u0627\u0644\u062a\u0648\u0635\u064a\u0644 (L\u060c N\u060c PE).<\/p>\r\n<\/li>\r\n \t<li data-start=\"1069\" data-end=\"1226\">\r\n<p data-start=\"1071\" data-end=\"1226\">\u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u0627\u0644\u0645\u0633\u0627\u0641\u0629 \u0628\u064a\u0646 \u0627\u0644\u0646\u0648\u0639 1 \u0645\u0646 \u0627\u0644\u0645\u0646\u0628\u0639 \u0648SPD \u0645\u0646 \u0627\u0644\u0646\u0648\u0639 2 \u0623\u0642\u0644 \u0645\u0646 10 \u0623\u0645\u062a\u0627\u0631\u060c \u0623\u0636\u0641 \u0645\u062d\u062b \u0641\u0635\u0644 <strong data-start=\"1147\" data-end=\"1186\">(\u0644\u0643\u0644 <a href=\"https:\/\/webstore.iec.ch\/en\/publication\/1865\" target=\"_blank\" rel=\"noopener\">\u0625\u064a\u0643 60364<\/a>)<\/strong> \u0644\u0636\u0645\u0627\u0646 \u0627\u0644\u062a\u0646\u0633\u064a\u0642 \u0627\u0644\u0633\u0644\u064a\u0645 \u0644\u0644\u0637\u0627\u0642\u0629.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"1233\" data-end=\"1295\"><strong data-start=\"1237\" data-end=\"1293\">\u0627\u0644\u062e\u0637\u0648\u0629 2 - \u0625\u0639\u062f\u0627\u062f \u0644\u0648\u062d\u0629 \u0627\u0644\u062a\u0648\u0632\u064a\u0639 \u0648\u0633\u0643\u0629 DIN<\/strong><\/h3>\r\n<ul data-start=\"1296\" data-end=\"1792\">\r\n \t<li data-start=\"1296\" data-end=\"1445\">\r\n<p data-start=\"1298\" data-end=\"1445\">\u062a\u0623\u0643\u062f \u0645\u0646 \u0625\u0644\u063a\u0627\u0621 \u062a\u0646\u0634\u064a\u0637 \u0644\u0648\u062d\u0629 \u0627\u0644\u062a\u0648\u0632\u064a\u0639 \u0628\u0627\u0644\u0643\u0627\u0645\u0644. \u062a\u062d\u0642\u0642 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062c\u0647\u0627\u0632 \u0642\u064a\u0627\u0633 \u0645\u062a\u0639\u062f\u062f \u0623\u0648 \u0643\u0627\u0634\u0641 \u062c\u0647\u062f \u0639\u0644\u0649 \u062c\u0645\u064a\u0639 \u0627\u0644\u0645\u0631\u0627\u062d\u0644 \u0627\u0644\u0648\u0627\u0631\u062f\u0629 \u0648\u0645\u062d\u0627\u064a\u062f\u0629.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1446\" data-end=\"1529\">\r\n<p data-start=\"1448\" data-end=\"1529\">\u062a\u0623\u0643\u062f \u0645\u0646 \u062a\u062b\u0628\u064a\u062a \u062d\u0627\u062c\u0632 DIN \u0628\u0634\u0643\u0644 \u0622\u0645\u0646 \u0648\u0646\u0638\u064a\u0641 \u0648\u062e\u0627\u0644\u064a \u0645\u0646 \u0627\u0644\u062a\u0622\u0643\u0644.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1530\" data-end=\"1617\">\r\n<p data-start=\"1532\" data-end=\"1617\">\u0627\u062a\u0631\u0643 \u0645\u0633\u0627\u062d\u0629 \u0643\u0627\u0641\u064a\u0629 \u062d\u0648\u0644 SPD \u0644\u0644\u062a\u0647\u0648\u064a\u0629 \u0648\u0627\u0644\u0635\u064a\u0627\u0646\u0629 \u0627\u0644\u0645\u0633\u062a\u0642\u0628\u0644\u064a\u0629.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1618\" data-end=\"1792\">\r\n<p data-start=\"1620\" data-end=\"1792\">\u0646\u0635\u064a\u062d\u0629 \u0645\u0646 \u0627\u0644\u0645\u0645\u0627\u0631\u0633\u0629 \u0627\u0644\u0645\u064a\u062f\u0627\u0646\u064a\u0629: \u0642\u0645 \u062f\u0627\u0626\u0645\u064b\u0627 \u0628\u062a\u0631\u0643\u064a\u0628 \u0648\u062d\u062f\u0627\u062a SPD \u0627\u0644\u0645\u0639\u064a\u0627\u0631\u064a\u0629 \u0639\u0645\u0648\u062f\u064a\u064b\u0627 \u0639\u0646\u062f\u0645\u0627 \u064a\u0643\u0648\u0646 \u0630\u0644\u0643 \u0645\u0645\u0643\u0646\u064b\u0627. \u0648\u0647\u0630\u0627 \u064a\u062f\u0639\u0645 \u062a\u0628\u062f\u064a\u062f \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0637\u0628\u064a\u0639\u064a \u0648\u064a\u062c\u0639\u0644 \u0641\u062d\u0635 \u0646\u0648\u0627\u0641\u0630 \u0627\u0644\u0645\u0624\u0634\u0631 \u0623\u0633\u0647\u0644.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"1799\" data-end=\"1851\"><strong data-start=\"1803\" data-end=\"1849\">\u0627\u0644\u062e\u0637\u0648\u0629 3 \u2013 \u062a\u0648\u0635\u064a\u0644 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a (L\u060c N\u060c PE)<\/strong><\/h3>\r\n<p data-start=\"1852\" data-end=\"1944\">\u062a\u0639\u062f \u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u0629 \u0623\u0645\u0631\u064b\u0627 \u0628\u0627\u0644\u063a \u0627\u0644\u0623\u0647\u0645\u064a\u0629\u060c \u062d\u064a\u062b \u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u0624\u062f\u064a \u0627\u0644\u062a\u0648\u0635\u064a\u0644\u0627\u062a \u0627\u0644\u0636\u0639\u064a\u0641\u0629 \u0625\u0644\u0649 \u0625\u0636\u0639\u0627\u0641 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0632\u064a\u0627\u062f\u0629 \u0627\u0644\u062a\u064a\u0627\u0631 \u0628\u0634\u0643\u0644 \u0643\u0627\u0645\u0644.<\/p>\r\n\r\n<ul data-start=\"1946\" data-end=\"2853\">\r\n \t<li data-start=\"1946\" data-end=\"2093\">\r\n<p data-start=\"1948\" data-end=\"1969\"><strong data-start=\"1948\" data-end=\"1967\">\u062d\u062c\u0645 \u0627\u0644\u0645\u0648\u0635\u0644:<\/strong><\/p>\r\n\r\n<ul data-start=\"1972\" data-end=\"2093\">\r\n \t<li data-start=\"1972\" data-end=\"2032\">\r\n<p data-start=\"1974\" data-end=\"2032\">\u0627\u0644\u0646\u0648\u0639 2 SPD (\u0633\u0643\u0646\u064a\/\u062a\u062c\u0627\u0631\u064a): \u2265 6 \u0645\u0645\u00b2 \u0645\u0646 \u0627\u0644\u0646\u062d\u0627\u0633.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2035\" data-end=\"2093\">\r\n<p data-start=\"2037\" data-end=\"2093\">\u0627\u0644\u0646\u0648\u0639 1 SPD (\u0639\u0646\u062f \u0645\u062f\u062e\u0644 \u0627\u0644\u062e\u062f\u0645\u0629): \u2265 16 \u0645\u0645\u00b2 \u0645\u0646 \u0627\u0644\u0646\u062d\u0627\u0633.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"2094\" data-end=\"2359\">\r\n<p data-start=\"2096\" data-end=\"2119\"><strong data-start=\"2096\" data-end=\"2117\">\u062a\u0631\u062a\u064a\u0628 \u0627\u0644\u0627\u062a\u0635\u0627\u0644:<\/strong><\/p>\r\n\r\n<ul data-start=\"2122\" data-end=\"2359\">\r\n \t<li data-start=\"2122\" data-end=\"2195\">\r\n<p data-start=\"2124\" data-end=\"2195\">\u0642\u0645 \u0628\u062a\u0648\u0635\u064a\u0644 \u0645\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0637\u0648\u0631 (L1\u060c L2\u060c L3) \u0628\u0645\u062d\u0637\u0627\u062a \u0625\u062f\u062e\u0627\u0644 SPD.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2198\" data-end=\"2266\">\r\n<p data-start=\"2200\" data-end=\"2266\">\u0642\u0645 \u0628\u062a\u0648\u0635\u064a\u0644 \u0627\u0644\u0645\u062d\u0627\u064a\u062f (N) \u0625\u0630\u0627 \u0643\u0627\u0646 \u0630\u0644\u0643 \u0645\u0637\u0644\u0648\u0628\u064b\u0627 \u0628\u0648\u0627\u0633\u0637\u0629 \u0646\u0648\u0639 SPD (4P \u0623\u0648 3+1).<\/p>\r\n<\/li>\r\n \t<li data-start=\"2269\" data-end=\"2359\">\r\n<p data-start=\"2271\" data-end=\"2359\">\u0642\u0645 \u0628\u062a\u0648\u0635\u064a\u0644 \u0627\u0644\u0623\u0631\u0636 (PE) \u0645\u0628\u0627\u0634\u0631\u0629 \u0628\u0627\u0644\u0642\u0636\u064a\u0628 \u0627\u0644\u0623\u0631\u0636\u064a \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0623\u0642\u0635\u0631 \u0645\u0648\u0635\u0644 \u0645\u0645\u0643\u0646.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"2360\" data-end=\"2519\">\r\n<p data-start=\"2362\" data-end=\"2519\"><strong data-start=\"2362\" data-end=\"2373\">\u0639\u0632\u0645 \u0627\u0644\u062f\u0648\u0631\u0627\u0646:<\/strong> \u0642\u0645 \u0628\u0631\u0628\u0637 \u0627\u0644\u0623\u0637\u0631\u0627\u0641 \u0648\u0641\u0642\u064b\u0627 \u0644\u0648\u0631\u0642\u0629 \u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0634\u0631\u0643\u0629 \u0627\u0644\u0645\u0635\u0646\u0639\u0629 (\u0639\u0627\u062f\u0629\u064b 2.5-3.5 \u0646\u064a\u0648\u062a\u0646 \u0645\u062a\u0631 \u0644\u0640 6 \u0645\u0645\u00b2 \u0645\u0646 \u0627\u0644\u0646\u062d\u0627\u0633). \u0627\u0644\u0645\u062d\u0637\u0627\u062a \u0627\u0644\u0633\u0627\u0626\u0628\u0629 \u062a\u062e\u0644\u0642 \u0645\u062e\u0627\u0637\u0631 \u0627\u0644\u062a\u0633\u062e\u064a\u0646 \u0648\u0627\u0644\u0627\u0646\u062d\u0646\u0627\u0621.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2520\" data-end=\"2706\">\r\n<p data-start=\"2522\" data-end=\"2706\"><strong data-start=\"2522\" data-end=\"2549\">\u0644\u0645\u0627\u0630\u0627 \u062a\u0639\u062a\u0628\u0631 \u0627\u0644\u062e\u064a\u0648\u0637 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0645\u0647\u0645\u0629:<\/strong> \u0643\u0644 10 \u0633\u0645 \u0645\u0646 \u0637\u0648\u0644 \u0627\u0644\u0633\u0644\u0643 \u064a\u0636\u064a\u0641 \u062d\u0648\u0627\u0644\u064a 1 \u0643\u064a\u0644\u0648 \u0641\u0648\u0644\u062a \u0645\u0646 \u062c\u0647\u062f \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0632\u0627\u0626\u062f \u0627\u0644\u0645\u062a\u0628\u0642\u064a. \u0648\u0647\u0630\u0627 \u064a\u0639\u0646\u064a \u0623\u0646 \u0627\u0644\u062e\u064a\u0648\u0637 \u0627\u0644\u0637\u0648\u064a\u0644\u0629 \u0623\u0648 \u0627\u0644\u0645\u0644\u062a\u0641\u0629 \u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u0631\u062a\u0641\u0639 \u0625\u0644\u0649 \u0645\u0627 \u0647\u0648 \u0623\u0628\u0639\u062f \u0645\u0646 \u062a\u062d\u0645\u0644 \u0627\u0644\u0645\u0639\u062f\u0627\u062a.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2707\" data-end=\"2853\">\r\n<p data-start=\"2709\" data-end=\"2853\"><strong data-start=\"2709\" data-end=\"2728\">\u062e\u0637\u0623 \u0634\u0627\u0626\u0639:<\/strong> \u062a\u0634\u063a\u064a\u0644 \u0633\u0644\u0643 PE \u0628\u0627\u0644\u062a\u0648\u0627\u0632\u064a \u0645\u0639 \u0623\u0633\u0644\u0627\u0643 \u0627\u0644\u0637\u0648\u0631 \u0644\u0645\u0633\u0627\u0641\u0627\u062a \u0637\u0648\u064a\u0644\u0629. \u0648\u0647\u0630\u0627 \u064a\u0632\u064a\u062f \u0645\u0646 \u0627\u0644\u0627\u0642\u062a\u0631\u0627\u0646 \u0627\u0644\u0627\u0633\u062a\u0642\u0631\u0627\u0626\u064a \u0648\u064a\u0636\u0639\u0641 \u0627\u0644\u062d\u0645\u0627\u064a\u0629.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"2860\" data-end=\"2914\"><strong data-start=\"2864\" data-end=\"2912\">\u0627\u0644\u062e\u0637\u0648\u0629 4 - \u0625\u0636\u0627\u0641\u0629 \u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0646\u0633\u062e \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a (Fuse \u0623\u0648 MCB)<\/strong><\/h3>\r\n<ul data-start=\"2915\" data-end=\"3599\">\r\n \t<li data-start=\"2915\" data-end=\"3148\">\r\n<p data-start=\"2917\" data-end=\"3148\"><strong data-start=\"2917\" data-end=\"2932\">\u0644\u0645\u0627\u0630\u0627 \u0647\u0646\u0627\u0643 \u062d\u0627\u062c\u0629:<\/strong> \u064a\u062a\u0645 \u062a\u0648\u0635\u064a\u0644 SPD \u0628\u0627\u0644\u062a\u0648\u0627\u0632\u064a \u0645\u0639 \u0627\u0644\u0646\u0638\u0627\u0645. \u0625\u0630\u0627 \u0641\u0634\u0644 \u0628\u0633\u0628\u0628 \u0627\u0644\u062a\u0639\u0631\u0636 \u0644\u0644\u0627\u0631\u062a\u0641\u0627\u0639 \u0627\u0644\u0634\u062f\u064a\u062f\u060c \u0641\u0642\u062f \u064a\u062d\u062f\u062b \u0642\u0635\u0631 \u0641\u064a \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629. \u064a\u0636\u0645\u0646 \u062c\u0647\u0627\u0632 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a \u0627\u0644\u0645\u062e\u0635\u0635 \u0642\u0637\u0639 \u0627\u0644\u0627\u062a\u0635\u0627\u0644 \u0627\u0644\u0622\u0645\u0646 \u062f\u0648\u0646 \u062a\u0639\u0637\u0644 \u0627\u0644\u0642\u0627\u0637\u0639 \u0627\u0644\u0631\u0626\u064a\u0633\u064a.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3149\" data-end=\"3454\">\r\n<p data-start=\"3151\" data-end=\"3165\"><strong data-start=\"3151\" data-end=\"3163\">\u062e\u064a\u0627\u0631\u0627\u062a:<\/strong><\/p>\r\n\r\n<ul data-start=\"3168\" data-end=\"3454\">\r\n \t<li data-start=\"3168\" data-end=\"3294\">\r\n<p data-start=\"3170\" data-end=\"3294\">SPD \u0627\u0644\u0642\u064a\u0627\u0633\u064a: \u0642\u0645 \u0628\u0627\u0644\u062a\u0648\u0635\u064a\u0644 \u0639\u0628\u0631 MCB (20\u201332 \u0623\u0645\u0628\u064a\u0631 \u0646\u0645\u0648\u0630\u062c\u064a \u0644\u0644\u0645\u0646\u0632\u0644) \u0623\u0648 \u0627\u0644\u0645\u0635\u0647\u0631\u060c \u0627\u0644\u0645\u064f\u0635\u0646\u0641 \u0648\u0641\u0642\u064b\u0627 \u0644\u0640 SPD's In \u0648Imax.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3297\" data-end=\"3454\">\r\n<p data-start=\"3299\" data-end=\"3454\">\u062d\u0644 \u0645\u062a\u0643\u0627\u0645\u0644: \u0627\u0633\u062a\u062e\u062f\u0645 \u0623\u062c\u0647\u0632\u0629 SPD \u0645\u0639 \u0635\u0645\u0627\u0645\u0627\u062a \u0627\u062d\u062a\u064a\u0627\u0637\u064a\u0629 \u0645\u062f\u0645\u062c\u0629 (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0633\u0644\u0633\u0644\u0629 BR-30FU)\u060c \u0645\u0645\u0627 \u064a\u0644\u063a\u064a \u0627\u0644\u062d\u0627\u062c\u0629 \u0625\u0644\u0649 \u062c\u0647\u0627\u0632 \u062d\u0645\u0627\u064a\u0629 \u062e\u0627\u0631\u062c\u064a.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"3455\" data-end=\"3599\">\r\n<p data-start=\"3457\" data-end=\"3599\">\u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631: \u062a\u0648\u0635\u064a \u0643\u0644 \u0645\u0646 IEC 61643 \u0648BS 7671 \u0628\u0627\u0644\u062a\u0646\u0633\u064a\u0642 \u0627\u0644\u0627\u0646\u062a\u0642\u0627\u0626\u064a \u0628\u064a\u0646 SPD \u0648\u0627\u0644\u0642\u0648\u0627\u0637\u0639 \u0627\u0644\u0623\u0648\u0644\u064a\u0629 \u0644\u062a\u062c\u0646\u0628 \u0627\u0644\u062a\u0639\u062b\u0631 \u0627\u0644\u0645\u0632\u0639\u062c.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"3606\" data-end=\"3659\"><strong data-start=\"3610\" data-end=\"3657\">\u0627\u0644\u062e\u0637\u0648\u0629 5 - \u0636\u0645\u0627\u0646 \u0627\u0644\u062a\u0623\u0631\u064a\u0636 \u0648\u0627\u0644\u062a\u0631\u0627\u0628\u0637 \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u064a\u0646<\/strong><\/h3>\r\n<ul data-start=\"3660\" data-end=\"4261\">\r\n \t<li data-start=\"3660\" data-end=\"3799\">\r\n<p data-start=\"3662\" data-end=\"3799\"><strong data-start=\"3662\" data-end=\"3687\">\u0627\u0644\u0645\u0633\u0627\u0631 \u0627\u0644\u0645\u0628\u0627\u0634\u0631 \u0625\u0644\u0649 \u0627\u0644\u0623\u0631\u0636:<\/strong> \u064a\u062c\u0628 \u0631\u0628\u0637 \u0627\u0644\u0637\u0631\u0641 \u0627\u0644\u0623\u0631\u0636\u064a \u0627\u0644\u062e\u0627\u0635 \u0628\u0640 SPD \u0645\u0628\u0627\u0634\u0631\u0629 \u0628\u0642\u0636\u064a\u0628 PE. \u0644\u0627 \u062a\u0642\u0645 \u0628\u0627\u0644\u062a\u0633\u0644\u0633\u0644 \u0627\u0644\u062a\u0639\u0627\u0642\u0628\u064a \u0639\u0628\u0631 \u0627\u0644\u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u0623\u062e\u0631\u0649.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3800\" data-end=\"3957\">\r\n<p data-start=\"3802\" data-end=\"3957\"><strong data-start=\"3802\" data-end=\"3823\">\u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0623\u0631\u0636:<\/strong> \u0648\u0641\u0642\u064b\u0627 \u0644\u0644\u0645\u0639\u064a\u0627\u0631 IEC 60364\u060c \u064a\u062c\u0628 \u0623\u0646 \u062a\u0643\u0648\u0646 \u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u062a\u0623\u0631\u064a\u0636 \u0639\u0645\u0648\u0645\u064b\u0627 \u226510 \u0623\u0648\u0645\u060c \u0645\u0639 \u062a\u0641\u0636\u064a\u0644 \u22651 \u0623\u0648\u0645 \u0641\u064a \u0645\u0631\u0627\u0643\u0632 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0648\u0645\u0631\u0627\u0641\u0642 \u0627\u0644\u0627\u062a\u0635\u0627\u0644\u0627\u062a.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3958\" data-end=\"4128\">\r\n<p data-start=\"3960\" data-end=\"4128\"><strong data-start=\"3960\" data-end=\"3986\">\u0627\u0644\u062a\u0631\u0627\u0628\u0637 \u0645\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u062c\u0647\u062f:<\/strong> \u062a\u0623\u0643\u062f \u0645\u0646 \u0631\u0628\u0637 \u062c\u0645\u064a\u0639 \u0627\u0644\u0639\u0628\u0648\u0627\u062a \u0627\u0644\u0645\u0639\u062f\u0646\u064a\u0629 \u0648\u062f\u0631\u0648\u0639 \u0627\u0644\u0643\u0627\u0628\u0644\u0627\u062a \u0628\u0646\u0641\u0633 \u0627\u0644\u0625\u0645\u0643\u0627\u0646\u064a\u0629 \u0644\u0645\u0646\u0639 \u0627\u0644\u0627\u062e\u062a\u0644\u0627\u0641\u0627\u062a \u0627\u0644\u0645\u062d\u062a\u0645\u0644\u0629 \u0627\u0644\u062e\u0637\u064a\u0631\u0629 \u0623\u062b\u0646\u0627\u0621 \u0627\u0644\u0632\u064a\u0627\u062f\u0627\u062a \u0627\u0644\u0645\u0641\u0627\u062c\u0626\u0629.<\/p>\r\n<\/li>\r\n \t<li data-start=\"4129\" data-end=\"4261\">\r\n<p data-start=\"4131\" data-end=\"4261\"><strong data-start=\"4131\" data-end=\"4139\">\u0646\u0635\u064a\u062d\u0629:<\/strong> \u0627\u0633\u062a\u062e\u062f\u0645 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0645\u0633\u0637\u062d\u0629 \u0623\u0648 \u0627\u0644\u0646\u062d\u0627\u0633 \u0627\u0644\u0645\u0636\u0641\u0631 \u0639\u0646\u062f\u0645\u0627 \u064a\u0643\u0648\u0646 \u0630\u0644\u0643 \u0645\u0645\u0643\u0646\u064b\u0627 \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u0640 PE\u060c \u062d\u064a\u062b \u0623\u0646\u0647\u0627 \u0630\u0627\u062a \u0645\u062d\u0627\u062b\u0629 \u0623\u0642\u0644 \u0645\u0642\u0627\u0631\u0646\u0629 \u0628\u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0645\u0633\u062a\u062f\u064a\u0631\u0629.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"4268\" data-end=\"4312\"><strong data-start=\"4272\" data-end=\"4310\">\u0627\u0644\u062e\u0637\u0648\u0629 6 - \u0627\u0644\u062a\u0643\u0644\u064a\u0641 \u0648\u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631<\/strong><\/h3>\r\n<p data-start=\"4313\" data-end=\"4383\">\u0642\u0628\u0644 \u0625\u0639\u0627\u062f\u0629 \u062a\u0646\u0634\u064a\u0637 \u0627\u0644\u0646\u0638\u0627\u0645\u060c \u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0644\u062a\u062b\u0628\u064a\u062a \u062c\u064a\u062f\u064b\u0627:<\/p>\r\n\r\n<ol data-start=\"4385\" data-end=\"5166\">\r\n \t<li data-start=\"4385\" data-end=\"4561\">\r\n<p data-start=\"4388\" data-end=\"4412\"><strong data-start=\"4388\" data-end=\"4410\">\u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0627\u0644\u0628\u0635\u0631\u064a:<\/strong><\/p>\r\n\r\n<ul data-start=\"4416\" data-end=\"4561\">\r\n \t<li data-start=\"4416\" data-end=\"4465\">\r\n<p data-start=\"4418\" data-end=\"4465\">\u062a\u0623\u0643\u062f \u0645\u0646 \u0635\u062d\u0629 \u062c\u0645\u064a\u0639 \u0627\u0644\u062a\u0648\u0635\u064a\u0644\u0627\u062a (L\/N\/PE).<\/p>\r\n<\/li>\r\n \t<li data-start=\"4469\" data-end=\"4523\">\r\n<p data-start=\"4471\" data-end=\"4523\">\u062a\u0623\u0643\u062f \u0645\u0646 \u0623\u0646 \u0623\u0637\u0648\u0627\u0644 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a \u0642\u0635\u064a\u0631\u0629 \u0642\u062f\u0631 \u0627\u0644\u0625\u0645\u0643\u0627\u0646.<\/p>\r\n<\/li>\r\n \t<li data-start=\"4527\" data-end=\"4561\">\r\n<p data-start=\"4529\" data-end=\"4561\">\u062a\u062d\u0642\u0642 \u0645\u0646 \u0639\u0632\u0645 \u0627\u0644\u062f\u0648\u0631\u0627\u0646 \u0639\u0644\u0649 \u0643\u0644 \u0645\u062d\u0637\u0629.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"4562\" data-end=\"4682\">\r\n<p data-start=\"4565\" data-end=\"4587\"><strong data-start=\"4565\" data-end=\"4585\">\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0639\u0632\u0644:<\/strong><\/p>\r\n\r\n<ul data-start=\"4591\" data-end=\"4682\">\r\n \t<li data-start=\"4591\" data-end=\"4682\">\r\n<p data-start=\"4593\" data-end=\"4682\">\u0642\u0645 \u0628\u0625\u062c\u0631\u0627\u0621 \u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a \u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0639\u0632\u0644 \u0628\u064a\u0646 L\u2013N\u060c \u0648L\u2013PE\u060c \u0648N\u2013PE \u0644\u0636\u0645\u0627\u0646 \u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0623\u0633\u0644\u0627\u0643.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"4683\" data-end=\"4869\">\r\n<p data-start=\"4686\" data-end=\"4707\"><strong data-start=\"4686\" data-end=\"4705\">\u0641\u062d\u0635 \u0627\u0644\u0637\u0627\u0642\u0629:<\/strong><\/p>\r\n\r\n<ul data-start=\"4711\" data-end=\"4869\">\r\n \t<li data-start=\"4711\" data-end=\"4869\">\r\n<p data-start=\"4713\" data-end=\"4786\">\u0642\u0645 \u0628\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0637\u0627\u0642\u0629 \u0648\u0644\u0627\u062d\u0638 \u0646\u0627\u0641\u0630\u0629 \u0645\u0624\u0634\u0631 \u0627\u0644\u062d\u0627\u0644\u0629 \u0639\u0644\u0649 SPD:<\/p>\r\n\r\n<ul data-start=\"4792\" data-end=\"4869\">\r\n \t<li data-start=\"4792\" data-end=\"4815\">\r\n<p data-start=\"4794\" data-end=\"4815\">\u0627\u0644\u0623\u062e\u0636\u0631 = \u0627\u0644\u062a\u0634\u063a\u064a\u0644\u064a<\/p>\r\n<\/li>\r\n \t<li data-start=\"4821\" data-end=\"4869\">\r\n<p data-start=\"4823\" data-end=\"4869\">\u0627\u0644\u0623\u062d\u0645\u0631 = \u0627\u0644\u0648\u062d\u062f\u0629 \u0642\u062f \u0641\u0634\u0644\u062a \u0648\u064a\u062c\u0628 \u0627\u0633\u062a\u0628\u062f\u0627\u0644\u0647\u0627<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"4870\" data-end=\"5003\">\r\n<p data-start=\"4873\" data-end=\"4916\"><strong data-start=\"4873\" data-end=\"4914\">\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0639\u0646 \u0628\u0639\u062f (\u0625\u0646 \u0648\u062c\u062f):<\/strong><\/p>\r\n\r\n<ul data-start=\"4920\" data-end=\"5003\">\r\n \t<li data-start=\"4920\" data-end=\"5003\">\r\n<p data-start=\"4922\" data-end=\"5003\">\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0623\u062c\u0647\u0632\u0629 SPD \u0627\u0644\u062a\u064a \u0644\u062f\u064a\u0647\u0627 \u062c\u0647\u0627\u062a \u0627\u062a\u0635\u0627\u0644 \u0639\u0646 \u0628\u0639\u062f\u060c \u062a\u062d\u0642\u0642 \u0645\u0646 \u062a\u0643\u0627\u0645\u0644 \u0627\u0644\u0625\u0646\u0630\u0627\u0631 \u0645\u0639 \u0623\u0646\u0638\u0645\u0629 BMS\/SCADA.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"5004\" data-end=\"5166\">\r\n<p data-start=\"5007\" data-end=\"5027\"><strong data-start=\"5007\" data-end=\"5025\">\u0627\u0644\u062a\u0648\u062b\u064a\u0642:<\/strong><\/p>\r\n\r\n<ul data-start=\"5031\" data-end=\"5166\">\r\n \t<li data-start=\"5031\" data-end=\"5166\">\r\n<p data-start=\"5033\" data-end=\"5166\">\u0642\u0645 \u0628\u062a\u0633\u062c\u064a\u0644 \u0646\u0648\u0639 SPD \u0648\u0631\u0642\u0645 \u0627\u0644\u0637\u0631\u0627\u0632 \u0648\u0627\u0644\u0645\u0639\u0644\u0645\u0627\u062a \u0627\u0644\u0645\u0642\u062f\u0631\u0629 (Uc \u0648In \u0648Imax \u0648Up) \u0648\u062a\u0627\u0631\u064a\u062e \u0627\u0644\u062a\u062b\u0628\u064a\u062a \u0648\u0645\u0648\u0642\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0644\u0644\u0635\u064a\u0627\u0646\u0629 \u0627\u0644\u0645\u0633\u062a\u0642\u0628\u0644\u064a\u0629.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ol>\r\n<p data-start=\"5173\" data-end=\"5607\"><strong data-start=\"5175\" data-end=\"5222\">\u0645\u0631\u0634\u062d \u0627\u0644\u0645\u0642\u062a\u0637\u0641 \u0627\u0644\u0645\u0645\u064a\u0632 (\u0646\u0645\u0637 \u0627\u0644\u0645\u0644\u062e\u0635):<\/strong><br data-start=\"5222\" data-end=\"5225\" \/><em data-start=\"5225\" data-end=\"5605\">\u0644\u062a\u062b\u0628\u064a\u062a \u062c\u0647\u0627\u0632 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0632\u064a\u0627\u062f\u0629 \u0627\u0644\u062a\u064a\u0627\u0631 \u0645\u0646 \u0627\u0644\u0646\u0648\u0639 2\u060c \u0627\u0641\u0635\u0644 \u0627\u0644\u0637\u0627\u0642\u0629 \u0648\u0642\u0645 \u0628\u062a\u0631\u0643\u064a\u0628\u0647 \u0639\u0644\u0649 \u062d\u0627\u062c\u0632 DIN \u062f\u0627\u062e\u0644 \u0644\u0648\u062d\u0629 \u0627\u0644\u062a\u0648\u0632\u064a\u0639. \u0642\u0645 \u0628\u062a\u0648\u0635\u064a\u0644 \u0645\u0648\u0635\u0644\u0627\u062a L\/N\/PE \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0646\u062d\u0627\u0633 \u22656 \u0645\u0645\u00b2 \u0628\u0637\u0648\u0644 \u0625\u062c\u0645\u0627\u0644\u064a \u22650.5 \u0645\u062a\u0631\u060c \u0648\u0625\u0636\u0627\u0641\u0629 \u0645\u0635\u0647\u0631 \u0627\u062d\u062a\u064a\u0627\u0637\u064a \u0623\u0648 MCB\u060c \u0648\u0627\u0644\u062a\u0623\u0643\u062f \u0645\u0646 \u0627\u0644\u062a\u0623\u0631\u064a\u0636 \u0627\u0644\u0645\u0628\u0627\u0634\u0631 \u0625\u0644\u0649 \u0634\u0631\u064a\u0637 PE. \u0628\u0639\u062f \u0627\u0644\u0631\u0628\u0637 \u0625\u0644\u0649 \u0639\u0632\u0645 \u0627\u0644\u062f\u0648\u0631\u0627\u0646 \u0627\u0644\u0635\u062d\u064a\u062d\u060c \u0642\u0645 \u0628\u0625\u062c\u0631\u0627\u0621 \u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a \u0627\u0644\u0639\u0632\u0644\u060c \u0648\u062a\u062d\u0642\u0642 \u0645\u0646 \u0645\u0624\u0634\u0631 \u0627\u0644\u062d\u0627\u0644\u0629\u060c \u0648\u0642\u0645 \u0628\u062a\u0648\u062b\u064a\u0642 \u0627\u0644\u062a\u062b\u0628\u064a\u062a.<\/em><\/p>\r\n<img class=\"alignnone size-medium wp-image-2236\" src=\"https:\/\/www.britecelectric.com\/wp-content\/uploads\/2025\/08\/How-to-Install-Type-2-Surge-Protector.jpg\" alt=\"\u0643\u064a\u0641\u064a\u0629 \u062a\u062b\u0628\u064a\u062a \u0627\u0644\u0646\u0648\u0639 \u0627\u0644\u062b\u0627\u0646\u064a \u0645\u0646 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0632\u064a\u0627\u062f\u0629 \u0627\u0644\u062a\u064a\u0627\u0631\" width=\"1000\" \/>\r\n\r\n&nbsp;\r\n<h2 data-start=\"321\" data-end=\"356\">\u0645\u062e\u0637\u0637\u0627\u062a \u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u0644\u0644\u0646\u0648\u0639 2 SPD<\/h2>\r\n<h3 data-start=\"358\" data-end=\"404\"><strong data-start=\"362\" data-end=\"402\">\u0646\u0638\u0627\u0645 \u0623\u062d\u0627\u062f\u064a \u0627\u0644\u0637\u0648\u0631 (230 \u0641\u0648\u0644\u062a\u060c TN-S\/TT)<\/strong><\/h3>\r\n<ul data-start=\"405\" data-end=\"1033\">\r\n \t<li data-start=\"405\" data-end=\"634\">\r\n<p data-start=\"407\" data-end=\"427\"><strong data-start=\"407\" data-end=\"425\">\u0625\u0639\u062f\u0627\u062f\u0627\u062a:<\/strong><\/p>\r\n\r\n<ul data-start=\"430\" data-end=\"634\">\r\n \t<li data-start=\"430\" data-end=\"496\">\r\n<p data-start=\"432\" data-end=\"496\">\u0642\u0645 \u0628\u062a\u0648\u0635\u064a\u0644 SPD \u0628\u064a\u0646 L \u0648N\u060c \u0648\u0628\u064a\u0646 N \u0648PE.<\/p>\r\n<\/li>\r\n \t<li data-start=\"499\" data-end=\"634\">\r\n<p data-start=\"501\" data-end=\"634\">\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0623\u0646\u0638\u0645\u0629 TT\u060c \u062a\u0623\u0643\u062f \u0645\u0646 \u0623\u0646 \u0645\u0633\u0627\u0631 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 N-PE \u064a\u0633\u062a\u062e\u062f\u0645 \u0641\u062c\u0648\u0629 \u0634\u0631\u0627\u0631\u0629 \u0623\u0648 \u0645\u062c\u0645\u0648\u0639\u0629 MOV+GDT \u0644\u062a\u062c\u0646\u0628 \u062a\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u062a\u0633\u0631\u0628 \u0627\u0644\u0645\u0633\u062a\u0645\u0631\u0629.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"635\" data-end=\"851\">\r\n<p data-start=\"637\" data-end=\"661\"><strong data-start=\"637\" data-end=\"659\">\u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a\u0629:<\/strong><\/p>\r\n\r\n<ul data-start=\"664\" data-end=\"851\">\r\n \t<li data-start=\"664\" data-end=\"768\">\r\n<p data-start=\"666\" data-end=\"768\">\u064a\u062c\u0628 \u062a\u0631\u0643\u064a\u0628 \u0645\u0635\u0647\u0631 \u0645\u062e\u0635\u0635 \u0623\u0648 MCB \u0639\u0644\u0649 \u0645\u0648\u0635\u0644 \u0627\u0644\u0637\u0648\u0631 (L) \u0627\u0644\u0630\u064a \u064a\u063a\u0630\u064a \u0641\u0631\u0639 SPD.<\/p>\r\n<\/li>\r\n \t<li data-start=\"771\" data-end=\"851\">\r\n<p data-start=\"773\" data-end=\"851\">\u0627\u0644\u0625\u0639\u062f\u0627\u062f \u0627\u0644\u0633\u0643\u0646\u064a \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a: 20-32 A MCB \u062a\u0645 \u062a\u0635\u0646\u064a\u0641\u0647 \u0648\u0641\u0642\u064b\u0627 \u0644\u0640 SPD\u2019s In\/Imax.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"852\" data-end=\"1033\">\r\n<p data-start=\"854\" data-end=\"1033\"><strong data-start=\"854\" data-end=\"873\">\u0644\u0645\u0627\u0630\u0627 \u064a\u0647\u0645:<\/strong> \u0628\u062f\u0648\u0646 \u062d\u0645\u0627\u064a\u0629 \u0627\u062d\u062a\u064a\u0627\u0637\u064a\u0629 \u0645\u0646\u0627\u0633\u0628\u0629\u060c \u0642\u062f \u064a\u062a\u0633\u0628\u0628 \u0641\u0634\u0644 SPD \u0641\u064a \u062d\u062f\u0648\u062b \u0645\u0627\u0633 \u0643\u0647\u0631\u0628\u0627\u0626\u064a \u062f\u0627\u0626\u0645\u060c \u0645\u0645\u0627 \u064a\u0624\u062f\u064a \u0625\u0644\u0649 \u062a\u0639\u062b\u0631 \u0627\u0644\u0642\u0627\u0637\u0639 \u0627\u0644\u0631\u0626\u064a\u0633\u064a \u0648\u0642\u0637\u0639 \u0627\u0644\u0637\u0627\u0642\u0629 \u0639\u0646 \u0627\u0644\u062a\u062b\u0628\u064a\u062a \u0628\u0623\u0643\u0645\u0644\u0647.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"1040\" data-end=\"1082\"><strong data-start=\"1044\" data-end=\"1080\">\u0646\u0638\u0627\u0645 \u062b\u0644\u0627\u062b\u064a \u0627\u0644\u0637\u0648\u0631 (400 \u0641\u0648\u0644\u062a\u060c TN-S)<\/strong><\/h3>\r\n<ul data-start=\"1083\" data-end=\"1836\">\r\n \t<li data-start=\"1083\" data-end=\"1297\">\r\n<p data-start=\"1085\" data-end=\"1105\"><strong data-start=\"1085\" data-end=\"1103\">\u0625\u0639\u062f\u0627\u062f\u0627\u062a:<\/strong><\/p>\r\n\r\n<ul data-start=\"1108\" data-end=\"1297\">\r\n \t<li data-start=\"1108\" data-end=\"1163\">\r\n<p data-start=\"1110\" data-end=\"1163\">\u064a\u062a\u0645 \u062a\u0648\u0635\u064a\u0644 SPD \u0639\u0628\u0631 L1-PE\u060c \u0648L2-PE\u060c \u0648L3-PE\u060c \u0648N-PE.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1166\" data-end=\"1297\">\r\n<p data-start=\"1168\" data-end=\"1297\">\u0627\u0644\u062a\u0643\u0648\u064a\u0646 \u0627\u0644\u0645\u0648\u0635\u0649 \u0628\u0647 3+1: MOVs \u0639\u0628\u0631 \u0643\u0644 \u0645\u0631\u062d\u0644\u0629 \u0625\u0644\u0649 \u0627\u0644\u062d\u064a\u0627\u062f (L1-N\u060c L2-N\u060c L3-N)\u060c \u0628\u0627\u0644\u0625\u0636\u0627\u0641\u0629 \u0625\u0644\u0649 \u0641\u062c\u0648\u0629 \u0634\u0631\u0627\u0631\u0629 \u0628\u064a\u0646 N \u0648PE.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"1298\" data-end=\"1492\">\r\n<p data-start=\"1300\" data-end=\"1338\"><strong data-start=\"1300\" data-end=\"1336\">\u0645\u0632\u0627\u064a\u0627 \u062a\u0643\u0648\u064a\u0646 3+1:<\/strong><\/p>\r\n\r\n<ul data-start=\"1341\" data-end=\"1492\">\r\n \t<li data-start=\"1341\" data-end=\"1396\">\r\n<p data-start=\"1343\" data-end=\"1396\">\u064a\u0642\u0644\u0644 \u0645\u0646 \u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0645\u062a\u0628\u0642\u064a \u0628\u064a\u0646 \u0627\u0644\u0645\u062d\u0627\u064a\u062f \u0648\u0627\u0644\u0623\u0631\u0636.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1399\" data-end=\"1492\">\r\n<p data-start=\"1401\" data-end=\"1492\">\u064a\u0648\u0641\u0631 \u062a\u0646\u0633\u064a\u0642\u064b\u0627 \u0623\u0641\u0636\u0644 \u0641\u064a \u0623\u0646\u0638\u0645\u0629 TT \u0648TN-S \u062d\u064a\u062b \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u062d\u062f\u062b \u0625\u0632\u0627\u062d\u0629 \u0645\u062d\u0627\u064a\u062f\u0629.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"1493\" data-end=\"1620\">\r\n<p data-start=\"1495\" data-end=\"1519\"><strong data-start=\"1495\" data-end=\"1517\">\u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a\u0629:<\/strong><\/p>\r\n\r\n<ul data-start=\"1522\" data-end=\"1620\">\r\n \t<li data-start=\"1522\" data-end=\"1620\">\r\n<p data-start=\"1524\" data-end=\"1620\">\u0639\u0627\u062f\u0629\u064b \u0645\u0627 \u062a\u0643\u0648\u0646 \u0647\u0646\u0627\u0643 \u062d\u0627\u062c\u0629 \u0625\u0644\u0649 32-63 A MCBs \u0644\u0643\u0644 \u0641\u0631\u0639 \u0645\u0646 \u0641\u0631\u0648\u0639 SPD \u0641\u064a \u0627\u0644\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629\/\u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"1621\" data-end=\"1836\">\r\n<p data-start=\"1623\" data-end=\"1836\"><strong data-start=\"1623\" data-end=\"1644\">\u0646\u0635\u064a\u062d\u0629 \u0627\u062d\u062a\u0631\u0627\u0641\u064a\u0629:<\/strong> \u0639\u0646\u062f \u062d\u0645\u0627\u064a\u0629 UPS \u062b\u0644\u0627\u062b\u064a \u0627\u0644\u0637\u0648\u0631 \u0623\u0648 \u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u0645\u062d\u0631\u0643\u060c \u062a\u062d\u0642\u0642 \u062f\u0627\u0626\u0645\u064b\u0627 \u0645\u0646 \u0623\u0646 \u062a\u0635\u0646\u064a\u0641 \u062a\u064a\u0627\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 (Isc) \u0627\u0644\u062e\u0627\u0635 \u0628\u0640 SPD \u064a\u0637\u0627\u0628\u0642 \u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u062e\u0637\u0623 \u0639\u0646\u062f \u0646\u0642\u0637\u0629 \u0627\u0644\u062a\u0648\u0632\u064a\u0639 (\u0645\u062a\u0637\u0644\u0628\u0627\u062a IEC 61643-11).<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"1843\" data-end=\"1899\"><strong data-start=\"1847\" data-end=\"1897\">\u062a\u0643\u0627\u0645\u0644 UPS (\u0625\u0645\u062f\u0627\u062f\u0627\u062a \u0627\u0644\u0637\u0627\u0642\u0629 \u063a\u064a\u0631 \u0627\u0644\u0645\u0646\u0642\u0637\u0639\u0629)<\/strong><\/h3>\r\n<ul data-start=\"1900\" data-end=\"2715\">\r\n \t<li data-start=\"1900\" data-end=\"2067\">\r\n<p data-start=\"1902\" data-end=\"2067\"><strong data-start=\"1902\" data-end=\"1916\">\u0627\u0644\u062a\u0646\u0633\u064a\u0628:<\/strong> \u0642\u0645 \u0628\u062a\u062b\u0628\u064a\u062a \u0627\u0644\u0646\u0648\u0639 2 SPD \u0641\u064a \u0627\u0644\u062c\u0632\u0621 \u0627\u0644\u0639\u0644\u0648\u064a \u0645\u0646 \u0645\u0642\u0648\u0645 UPS. \u0648\u0647\u0630\u0627 \u064a\u0636\u0645\u0646 \u062a\u062b\u0628\u064a\u062a \u0627\u0644\u062a\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u0645\u0641\u0627\u062c\u0626\u0629 \u0645\u0646 \u0634\u0628\u0643\u0629 \u0627\u0644\u0645\u0631\u0627\u0641\u0642 \u0642\u0628\u0644 \u0627\u0644\u0648\u0635\u0648\u0644 \u0625\u0644\u0649 \u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a\u0627\u062a UPS.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2068\" data-end=\"2341\">\r\n<p data-start=\"2070\" data-end=\"2105\"><strong data-start=\"2070\" data-end=\"2103\">\u0644\u0645\u0627\u0630\u0627 \u0627\u0644\u0645\u0646\u0628\u0639 \u0648\u0644\u064a\u0633 \u0627\u0644\u0645\u0635\u0628:<\/strong><\/p>\r\n\r\n<ul data-start=\"2108\" data-end=\"2341\">\r\n \t<li data-start=\"2108\" data-end=\"2238\">\r\n<p data-start=\"2110\" data-end=\"2238\">\u0642\u062f \u064a\u062a\u0633\u0628\u0628 \u0627\u0644\u062a\u062b\u0628\u064a\u062a \u0641\u064a \u0627\u062a\u062c\u0627\u0647 \u0645\u062c\u0631\u0649 \u0627\u0644\u0646\u0647\u0631 \u0641\u064a \u062d\u062f\u0648\u062b \u0625\u0632\u0639\u0627\u062c\u060c \u0646\u0638\u0631\u064b\u0627 \u0644\u0623\u0646 \u0645\u062d\u0648\u0644\u0627\u062a UPS \u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u0648\u0644\u062f \u062a\u0648\u0627\u0641\u0642\u064a\u0627\u062a \u0648\u0639\u0627\u0628\u0631\u0627\u062a \u062a\u062d\u0648\u064a\u0644 \u0633\u0631\u064a\u0639\u0629.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2241\" data-end=\"2341\">\r\n<p data-start=\"2243\" data-end=\"2341\">\u064a\u0639\u0645\u0644 \u0627\u0644\u0648\u0636\u0639 \u0627\u0644\u0639\u0644\u0648\u064a \u0639\u0644\u0649 \u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0645\u0642\u0648\u0645\u0627\u062a \u0648\u0645\u0643\u062b\u0641\u0627\u062a \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u062a\u0645\u0631 \u0648\u0648\u062d\u062f\u0627\u062a \u0627\u0644\u0639\u0627\u0643\u0633\u060c \u0645\u0645\u0627 \u064a\u0637\u064a\u0644 \u0639\u0645\u0631 UPS.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"2342\" data-end=\"2544\">\r\n<p data-start=\"2344\" data-end=\"2376\"><strong data-start=\"2344\" data-end=\"2374\">\u0645\u062b\u0627\u0644 \u0645\u0639 \u0645\u0646\u062a\u062c\u0627\u062a\u0646\u0627:<\/strong><\/p>\r\n\r\n<ul data-start=\"2379\" data-end=\"2544\">\r\n \t<li data-start=\"2379\" data-end=\"2544\">\r\n<p data-start=\"2381\" data-end=\"2544\">\u064a\u0636\u0645\u0646 SLP40-275\/3S+1 \u0645\u0646 \u0645\u0635\u062f\u0631 UPS \u0645\u0632\u062f\u0648\u062c \u0627\u0644\u062a\u062d\u0648\u064a\u0644 \u062a\u062d\u0648\u064a\u0644 \u0627\u0644\u062a\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u0645\u0641\u0627\u062c\u0626\u0629 \u0627\u0644\u062a\u064a \u062a\u0635\u0644 \u0625\u0644\u0649 40 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 \u0628\u0634\u0643\u0644 \u0622\u0645\u0646\u060c \u0645\u0645\u0627 \u064a\u0645\u0646\u0639 \u0627\u0644\u0636\u063a\u0637 \u0639\u0644\u0649 IGBTs \u0648\u0627\u0644\u0628\u0637\u0627\u0631\u064a\u0627\u062a \u0627\u0644\u0639\u0627\u0643\u0633\u0629.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"2545\" data-end=\"2715\">\r\n<p data-start=\"2547\" data-end=\"2715\"><strong data-start=\"2547\" data-end=\"2568\">\u0645\u0644\u0627\u062d\u0638\u0629 \u0647\u0646\u062f\u0633\u064a\u0629:<\/strong> \u0641\u064a \u0645\u0631\u0627\u0641\u0642 \u062a\u0643\u0646\u0648\u0644\u0648\u062c\u064a\u0627 \u0627\u0644\u0645\u0639\u0644\u0648\u0645\u0627\u062a \u0623\u0648 \u0627\u0644\u0631\u0639\u0627\u064a\u0629 \u0627\u0644\u0635\u062d\u064a\u0629 \u0627\u0644\u062d\u064a\u0648\u064a\u0629\u060c \u0641\u0643\u0631 \u0641\u064a \u0627\u0644\u062c\u0645\u0639 \u0628\u064a\u0646 \u0627\u0644\u0646\u0648\u0639 1 + \u0627\u0644\u0646\u0648\u0639 2 \u0639\u0646\u062f \u0645\u062f\u062e\u0644 UPS \u0644\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0627\u0644\u0635\u0648\u0627\u0639\u0642 + \u0627\u0644\u062a\u0628\u062f\u064a\u0644 \u0627\u0644\u0645\u0641\u0627\u062c\u0626.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h2 data-start=\"2722\" data-end=\"2751\">\u0627\u0644\u0623\u062e\u0637\u0627\u0621 \u0627\u0644\u0634\u0627\u0626\u0639\u0629 \u0627\u0644\u062a\u064a \u064a\u062c\u0628 \u062a\u062c\u0646\u0628\u0647\u0627<\/h2>\r\n<h3 data-start=\"2753\" data-end=\"2781\"><strong data-start=\"2757\" data-end=\"2779\">1. \u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u0637\u0648\u064a\u0644\u0629 \u062c\u062f\u064b\u0627<\/strong><\/h3>\r\n<ul data-start=\"2782\" data-end=\"3103\">\r\n \t<li data-start=\"2782\" data-end=\"2848\">\r\n<p data-start=\"2784\" data-end=\"2848\"><strong data-start=\"2784\" data-end=\"2796\">\u062e\u0637\u0623:<\/strong> SPD \u0645\u062a\u0635\u0644 \u0628\u0637\u0648\u0644 \u0627\u0644\u0645\u0648\u0635\u0644 \u0627\u0644\u0625\u062c\u0645\u0627\u0644\u064a&gt; 0.5 \u0645\u062a\u0631.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2849\" data-end=\"2990\">\r\n<p data-start=\"2851\" data-end=\"2990\"><strong data-start=\"2851\" data-end=\"2865\">\u0644\u0645\u0627\u0630\u0627 \u0627\u0644\u062e\u0637\u0623:<\/strong> \u064a\u0636\u064a\u0641 \u0643\u0644 10 \u0633\u0645 ~ 1 \u0643\u064a\u0644\u0648 \u0641\u0648\u0644\u062a \u0625\u0644\u0649 \u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0645\u062a\u0628\u0642\u064a (\u0623\u0639\u0644\u0649). \u0642\u062f \u0644\u0627 \u064a\u0632\u0627\u0644 \u0645\u0646 \u0627\u0644\u0645\u0645\u0643\u0646 \u062a\u062f\u0645\u064a\u0631 \u0627\u0644\u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a\u0629 \u0627\u0644\u062d\u0633\u0627\u0633\u0629 (\u0642\u062f\u0631\u0629 \u062a\u062d\u0645\u0644\u0647\u0627 1.5 \u0643\u064a\u0644\u0648 \u0641\u0648\u0644\u062a).<\/p>\r\n<\/li>\r\n \t<li data-start=\"2991\" data-end=\"3103\">\r\n<p data-start=\"2993\" data-end=\"3103\"><strong data-start=\"2993\" data-end=\"3011\">\u0623\u0641\u0636\u0644 \u0627\u0644\u0645\u0645\u0627\u0631\u0633\u0627\u062a:<\/strong> \u0623\u0628\u0642\u0650 SPD \u0642\u0631\u064a\u0628\u064b\u0627 \u0642\u062f\u0631 \u0627\u0644\u0625\u0645\u0643\u0627\u0646 \u0645\u0646 \u0642\u0636\u0628\u0627\u0646 \u0627\u0644\u062a\u0648\u0635\u064a\u0644\u061b \u0627\u0633\u062a\u062e\u062f\u0645 \u0645\u0633\u0627\u0631\u0627\u062a \u0645\u0633\u062a\u0642\u064a\u0645\u0629\u060c \u0648\u062a\u062c\u0646\u0628 \u0627\u0644\u062d\u0644\u0642\u0627\u062a \u0648\u0627\u0644\u0627\u0646\u062d\u0646\u0627\u0621\u0627\u062a \u0627\u0644\u062d\u0627\u062f\u0629.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"3105\" data-end=\"3138\"><strong data-start=\"3109\" data-end=\"3136\">2. \u062d\u062c\u0645 \u0645\u0648\u0635\u0644 \u062e\u0627\u0637\u0626<\/strong><\/h3>\r\n<ul data-start=\"3139\" data-end=\"3454\">\r\n \t<li data-start=\"3139\" data-end=\"3194\">\r\n<p data-start=\"3141\" data-end=\"3194\"><strong data-start=\"3141\" data-end=\"3153\">\u062e\u0637\u0623:<\/strong> \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0623\u0633\u0644\u0627\u0643 &lt;6 \u0645\u0645\u00b2 \u0645\u0646 \u0627\u0644\u0646\u062d\u0627\u0633 \u0644\u0648\u062d\u062f\u0627\u062a SPD \u0645\u0646 \u0627\u0644\u0646\u0648\u0639 2.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3195\" data-end=\"3284\">\r\n<p data-start=\"3197\" data-end=\"3284\"><strong data-start=\"3197\" data-end=\"3213\">\u0639\u0627\u0642\u0628\u0629:<\/strong> \u0627\u0644\u062a\u062f\u0641\u0626\u0629 \u0627\u0644\u0645\u0641\u0631\u0637\u0629\u060c \u0648\u062e\u0637\u0631 \u0627\u0646\u0647\u064a\u0627\u0631 \u0627\u0644\u0639\u0632\u0644 \u0623\u062b\u0646\u0627\u0621 \u0627\u0644\u0639\u0648\u0627\u0635\u0641 \u0627\u0644\u0643\u0628\u064a\u0631\u0629.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3285\" data-end=\"3454\">\r\n<p data-start=\"3287\" data-end=\"3307\"><strong data-start=\"3287\" data-end=\"3305\">\u0623\u0641\u0636\u0644 \u0627\u0644\u0645\u0645\u0627\u0631\u0633\u0627\u062a:<\/strong><\/p>\r\n\r\n<ul data-start=\"3310\" data-end=\"3454\">\r\n \t<li data-start=\"3310\" data-end=\"3349\">\r\n<p data-start=\"3312\" data-end=\"3349\">\u0627\u0644\u0646\u0648\u0639 2 SPD \u2192 \u22656 \u0645\u0645\u00b2 Cu (IEC 60364).<\/p>\r\n<\/li>\r\n \t<li data-start=\"3352\" data-end=\"3380\">\r\n<p data-start=\"3354\" data-end=\"3380\">\u0627\u0644\u0646\u0648\u0639 1 SPD \u2192 \u226516 \u0645\u0645\u00b2 Cu.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3383\" data-end=\"3454\">\r\n<p data-start=\"3385\" data-end=\"3454\">\u0627\u0633\u062a\u062e\u062f\u0645 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a \u0630\u0627\u062a \u0627\u0644\u062d\u062b \u0627\u0644\u0645\u0646\u062e\u0641\u0636 (\u0627\u0644\u0646\u062d\u0627\u0633 \u0627\u0644\u0645\u0636\u0641\u0631 \u0623\u0648 \u0627\u0644\u0645\u0633\u0637\u062d \u0625\u0646 \u0623\u0645\u0643\u0646).<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"3456\" data-end=\"3489\"><strong data-start=\"3460\" data-end=\"3487\">3. \u0644\u0627 \u062a\u0648\u062c\u062f \u062d\u0645\u0627\u064a\u0629 \u0627\u062d\u062a\u064a\u0627\u0637\u064a\u0629<\/strong><\/h3>\r\n<ul data-start=\"3490\" data-end=\"3839\">\r\n \t<li data-start=\"3490\" data-end=\"3548\">\r\n<p data-start=\"3492\" data-end=\"3548\"><strong data-start=\"3492\" data-end=\"3504\">\u062e\u0637\u0623:<\/strong> \u062a\u0648\u0635\u064a\u0644 SPD \u0645\u0628\u0627\u0634\u0631\u0629 \u0628\u062f\u0648\u0646 MCB\/fuse.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3549\" data-end=\"3669\">\r\n<p data-start=\"3551\" data-end=\"3669\"><strong data-start=\"3551\" data-end=\"3567\">\u0639\u0627\u0642\u0628\u0629:<\/strong> \u0625\u0630\u0627 \u0641\u0634\u0644 SPD \u0641\u064a \u0648\u0636\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629\u060c \u0641\u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u0639\u0637\u0644 \u0627\u0644\u0642\u0627\u0637\u0639 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u060c \u0645\u0645\u0627 \u064a\u0624\u062f\u064a \u0625\u0644\u0649 \u0625\u063a\u0644\u0627\u0642 \u0627\u0644\u0645\u0646\u0634\u0623\u0629 \u0628\u0623\u0643\u0645\u0644\u0647\u0627.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3670\" data-end=\"3839\">\r\n<p data-start=\"3672\" data-end=\"3692\"><strong data-start=\"3672\" data-end=\"3690\">\u0623\u0641\u0636\u0644 \u0627\u0644\u0645\u0645\u0627\u0631\u0633\u0627\u062a:<\/strong><\/p>\r\n\r\n<ul data-start=\"3695\" data-end=\"3839\">\r\n \t<li data-start=\"3695\" data-end=\"3739\">\r\n<p data-start=\"3697\" data-end=\"3739\">\u0642\u0645 \u062f\u0627\u0626\u0645\u064b\u0627 \u0628\u062a\u0631\u0643\u064a\u0628 \u0642\u0627\u0637\u0639\/\u0645\u0646\u0635\u0647\u0631 \u0645\u062e\u0635\u0635.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3742\" data-end=\"3839\">\r\n<p data-start=\"3744\" data-end=\"3839\">\u0627\u0633\u062a\u062e\u062f\u0645 \u0646\u0645\u0627\u0630\u062c SPD \u0627\u0644\u0645\u0632\u0648\u062f\u0629 \u0628\u0635\u0645\u0627\u0645\u0627\u062a \u0645\u062f\u0645\u062c\u0629 (\u0645\u062b\u0644 \u0633\u0644\u0633\u0644\u0629 BR-30FU \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0646\u0627) \u0644\u0644\u062a\u062b\u0628\u064a\u062a \u0627\u0644\u0645\u0628\u0633\u0637.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"3841\" data-end=\"3867\"><strong data-start=\"3845\" data-end=\"3865\">4. \u0633\u0648\u0621 \u0627\u0644\u062a\u0623\u0631\u064a\u0636<\/strong><\/h3>\r\n<ul data-start=\"3868\" data-end=\"4281\">\r\n \t<li data-start=\"3868\" data-end=\"3963\">\r\n<p data-start=\"3870\" data-end=\"3963\"><strong data-start=\"3870\" data-end=\"3882\">\u062e\u0637\u0623:<\/strong> \u0623\u0631\u0636 \u0645\u0642\u0627\u0648\u0645\u0629 \u0639\u0627\u0644\u064a\u0629 (&gt; 30 \u03a9) \u0623\u0648 \u062a\u0648\u062c\u064a\u0647 \u0645\u062a\u0648\u0627\u0632\u064a \u0637\u0648\u064a\u0644 \u0645\u0639 \u0645\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0637\u0648\u0631.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3964\" data-end=\"4080\">\r\n<p data-start=\"3966\" data-end=\"4080\"><strong data-start=\"3966\" data-end=\"3982\">\u0639\u0627\u0642\u0628\u0629:<\/strong> \u0644\u0627 \u064a\u0645\u0643\u0646 \u062a\u0641\u0631\u064a\u063a \u062a\u064a\u0627\u0631 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0632\u0627\u0626\u062f \u0628\u0634\u0643\u0644 \u0622\u0645\u0646\u060c \u0645\u0645\u0627 \u064a\u0624\u062f\u064a \u0625\u0644\u0649 \u0631\u0641\u0639 \u062c\u0647\u062f \u0627\u0644\u0644\u0645\u0633 \u0648\u064a\u0639\u0631\u0636 \u0627\u0644\u0645\u0639\u062f\u0627\u062a\/\u0627\u0644\u0623\u0634\u062e\u0627\u0635 \u0644\u0644\u062e\u0637\u0631.<\/p>\r\n<\/li>\r\n \t<li data-start=\"4081\" data-end=\"4281\">\r\n<p data-start=\"4083\" data-end=\"4103\"><strong data-start=\"4083\" data-end=\"4101\">\u0623\u0641\u0636\u0644 \u0627\u0644\u0645\u0645\u0627\u0631\u0633\u0627\u062a:<\/strong><\/p>\r\n\r\n<ul data-start=\"4106\" data-end=\"4281\">\r\n \t<li data-start=\"4106\" data-end=\"4157\">\r\n<p data-start=\"4108\" data-end=\"4157\">\u062a\u0623\u0643\u062f \u0645\u0646 \u0623\u0646 \u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0623\u0631\u0636 \u226510 \u0623\u0648\u0645 (IEC 60364).<\/p>\r\n<\/li>\r\n \t<li data-start=\"4160\" data-end=\"4204\">\r\n<p data-start=\"4162\" data-end=\"4204\">\u0641\u064a \u0645\u0631\u0627\u0643\u0632 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a\/\u0627\u0644\u0645\u0633\u062a\u0634\u0641\u064a\u0627\u062a\u060c \u0627\u0633\u062a\u0647\u062f\u0641 \u22651 \u0623\u0648\u0645.<\/p>\r\n<\/li>\r\n \t<li data-start=\"4207\" data-end=\"4281\">\r\n<p data-start=\"4209\" data-end=\"4281\">\u0642\u0645 \u0628\u062a\u0648\u0635\u064a\u0644 \u0645\u062d\u0637\u0629 SPD \u0627\u0644\u0623\u0631\u0636\u064a\u0629 \u0645\u0628\u0627\u0634\u0631\u0629 \u0628\u0642\u0636\u064a\u0628 PE \u0628\u0623\u0642\u0635\u0631 \u0645\u0648\u0635\u0644.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"4283\" data-end=\"4317\"><strong data-start=\"4287\" data-end=\"4315\">5. \u062a\u062c\u0627\u0647\u0644 \u0627\u0644\u062a\u0646\u0633\u064a\u0642<\/strong><\/h3>\r\n<ul data-start=\"4318\" data-end=\"4707\">\r\n \t<li data-start=\"4318\" data-end=\"4436\">\r\n<p data-start=\"4320\" data-end=\"4436\"><strong data-start=\"4320\" data-end=\"4332\">\u062e\u0637\u0623:<\/strong> \u062a\u0631\u0643\u064a\u0628 \u0623\u062c\u0647\u0632\u0629 SPD \u0645\u0646 \u0627\u0644\u0646\u0648\u0639 2 \u0641\u0642\u0637 \u0628\u062f\u0648\u0646 \u0627\u0644\u0646\u0648\u0639 1 (\u0644\u0644\u0625\u0636\u0627\u0621\u0629 \u0627\u0644\u0645\u0628\u0627\u0634\u0631\u0629) \u0623\u0648 \u0627\u0644\u0646\u0648\u0639 3 (\u0644\u0644\u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0637\u0631\u0641\u064a\u0629).<\/p>\r\n<\/li>\r\n \t<li data-start=\"4437\" data-end=\"4548\">\r\n<p data-start=\"4439\" data-end=\"4548\"><strong data-start=\"4439\" data-end=\"4455\">\u0639\u0627\u0642\u0628\u0629:<\/strong> \u0644\u0627 \u064a\u0633\u062a\u0637\u064a\u0639 \u0627\u0644\u0646\u0648\u0639 2 \u0648\u062d\u062f\u0647 \u0627\u0645\u062a\u0635\u0627\u0635 \u062a\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u0628\u0631\u0642 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0637\u0627\u0642\u0629 \u0623\u0648 \u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u0637\u0631\u0641\u064a\u0629 \u0627\u0644\u062d\u0633\u0627\u0633\u0629.<\/p>\r\n<\/li>\r\n \t<li data-start=\"4549\" data-end=\"4707\">\r\n<p data-start=\"4551\" data-end=\"4707\"><strong data-start=\"4551\" data-end=\"4569\">\u0623\u0641\u0636\u0644 \u0627\u0644\u0645\u0645\u0627\u0631\u0633\u0627\u062a:<\/strong> \u0627\u062a\u0628\u0639 \u0645\u0628\u062f\u0623 \u0627\u0644\u062a\u0639\u0627\u0642\u0628 (\u0627\u0644\u0646\u0648\u0639 1 + \u0627\u0644\u0646\u0648\u0639 2 + \u0627\u0644\u0646\u0648\u0639 3)\u060c \u0645\u0639 \u0636\u0645\u0627\u0646 \u0645\u0633\u0627\u0641\u0629 \u0627\u0644\u062a\u0646\u0633\u064a\u0642 \u226510 \u0645 \u0623\u0648 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u062d\u0627\u062b\u0627\u062a \u0627\u0644\u0641\u0635\u0644 \u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u0623\u0642\u0644 \u0645\u0646 10 \u0645.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h2 data-start=\"4714\" data-end=\"4745\">\u0627\u0644\u0635\u064a\u0627\u0646\u0629 \u0648\u0627\u0644\u0645\u0631\u0627\u0642\u0628\u0629<\/h2>\r\n<p data-start=\"4747\" data-end=\"4838\">\u0625\u0646 \u0623\u062f\u0627\u0629 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0632\u064a\u0627\u062f\u0629 \u0627\u0644\u062a\u064a\u0627\u0631 \u0644\u064a\u0633\u062a \u201c\u062a\u062b\u0628\u064a\u062a\u064b\u0627 \u0648\u0646\u0633\u064a\u0627\u0646\u064b\u0627\u201d. \u0627\u0644\u0645\u0631\u0627\u0642\u0628\u0629 \u0627\u0644\u0645\u0633\u062a\u0645\u0631\u0629 \u062a\u0636\u0645\u0646 \u0627\u0644\u0645\u0648\u062b\u0648\u0642\u064a\u0629.<\/p>\r\n\r\n<h3 data-start=\"4840\" data-end=\"4866\"><strong data-start=\"4844\" data-end=\"4864\">1. \u0627\u0644\u0634\u064a\u0643\u0627\u062a \u0627\u0644\u0628\u0635\u0631\u064a\u0629<\/strong><\/h3>\r\n<ul data-start=\"4867\" data-end=\"4999\">\r\n \t<li data-start=\"4867\" data-end=\"4945\">\r\n<p data-start=\"4869\" data-end=\"4945\">\u062a\u062d\u062a\u0648\u064a \u0645\u0639\u0638\u0645 \u0623\u062c\u0647\u0632\u0629 SPD \u0639\u0644\u0649 \u0646\u0627\u0641\u0630\u0629 \u062d\u0627\u0644\u0629 (\u0623\u062e\u0636\u0631 = \u0642\u064a\u062f \u0627\u0644\u062a\u0634\u063a\u064a\u0644\u060c \u0623\u062d\u0645\u0631 = \u0641\u0627\u0634\u0644).<\/p>\r\n<\/li>\r\n \t<li data-start=\"4946\" data-end=\"4999\">\r\n<p data-start=\"4948\" data-end=\"4999\">\u0642\u0645 \u0628\u0627\u0644\u0641\u062d\u0635 \u0634\u0647\u0631\u064a\u064b\u0627\u060c \u0623\u0648 \u0628\u0639\u062f \u0623\u062d\u062f\u0627\u062b \u0627\u0644\u0628\u0631\u0642 \u0627\u0644\u0645\u0639\u0631\u0648\u0641\u0629.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"5001\" data-end=\"5043\"><strong data-start=\"5005\" data-end=\"5041\">2. \u0627\u0644\u0645\u0631\u0627\u0642\u0628\u0629 \u0639\u0646 \u0628\u0639\u062f (BMS\/SCADA)<\/strong><\/h3>\r\n<ul data-start=\"5044\" data-end=\"5266\">\r\n \t<li data-start=\"5044\" data-end=\"5149\">\r\n<p data-start=\"5046\" data-end=\"5149\">\u064a\u0645\u0643\u0646 \u062a\u0648\u0635\u064a\u0644 \u0623\u062c\u0647\u0632\u0629 SPD \u0630\u0627\u062a \u062c\u0647\u0627\u062a \u0627\u062a\u0635\u0627\u0644 \u0627\u0644\u0625\u0634\u0627\u0631\u0629 \u0639\u0646 \u0628\u0639\u062f (NO\/NC) \u0628\u0646\u0638\u0627\u0645 \u0625\u062f\u0627\u0631\u0629 \u0627\u0644\u0645\u0628\u0646\u0649 (BMS).<\/p>\r\n<\/li>\r\n \t<li data-start=\"5150\" data-end=\"5266\">\r\n<p data-start=\"5152\" data-end=\"5266\">\u064a\u062a\u064a\u062d \u0630\u0644\u0643 \u0644\u0645\u062f\u064a\u0631\u064a \u0627\u0644\u0645\u0646\u0634\u0623\u0629 \u0627\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u0625\u0646\u0630\u0627\u0631\u0627\u062a \u0641\u064a \u062d\u0627\u0644\u0629 \u0641\u0634\u0644 SPD\u060c \u062d\u062a\u0649 \u0644\u0648 \u0644\u0645 \u064a\u062a\u0645 \u0641\u062d\u0635 \u0627\u0644\u0644\u0648\u062d\u0629 \u0641\u0639\u0644\u064a\u064b\u0627.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"5268\" data-end=\"5295\"><strong data-start=\"5272\" data-end=\"5293\">3. \u0639\u062f \u0627\u0644\u0623\u062d\u062f\u0627\u062b<\/strong><\/h3>\r\n<ul data-start=\"5296\" data-end=\"5491\">\r\n \t<li data-start=\"5296\" data-end=\"5360\">\r\n<p data-start=\"5298\" data-end=\"5360\">\u0627\u0633\u062a\u062e\u062f\u0645 \u0639\u062f\u0627\u062f\u0627\u062a \u0627\u0644\u0632\u064a\u0627\u062f\u0629 \u0627\u0644\u0645\u0641\u0627\u062c\u0626\u0629 \u0645\u062b\u0644 BRSC-01 \u0644\u062a\u0633\u062c\u064a\u0644 \u0643\u0644 \u062d\u062f\u062b \u0632\u064a\u0627\u062f\u0629 \u0645\u0641\u0627\u062c\u0626\u0629.<\/p>\r\n<\/li>\r\n \t<li data-start=\"5361\" data-end=\"5491\">\r\n<p data-start=\"5363\" data-end=\"5491\">\u062a\u0633\u0627\u0639\u062f \u0627\u0644\u0633\u062c\u0644\u0627\u062a \u0641\u064a \u0627\u0644\u0635\u064a\u0627\u0646\u0629 \u0627\u0644\u062a\u0646\u0628\u0624\u064a\u0629 - \u0625\u0630\u0627 \u062a\u0639\u0627\u0645\u0644 SPD \u0645\u0639 \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0627\u0644\u0623\u062d\u062f\u0627\u062b \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0637\u0627\u0642\u0629\u060c \u0641\u062e\u0637\u0637 \u0644\u0644\u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0642\u0628\u0644 \u0627\u0644\u0641\u0634\u0644.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"5493\" data-end=\"5517\"><strong data-start=\"5497\" data-end=\"5515\">4. \u0627\u0644\u0627\u0633\u062a\u0628\u062f\u0627\u0644<\/strong><\/h3>\r\n<ul data-start=\"5518\" data-end=\"5670\">\r\n \t<li data-start=\"5518\" data-end=\"5597\">\r\n<p data-start=\"5520\" data-end=\"5597\">\u062a\u0639\u062f \u0648\u062d\u062f\u0627\u062a SPD \u0627\u0644\u0645\u0639\u064a\u0627\u0631\u064a\u0629 (\u0645\u062b\u0644 \u0633\u0644\u0633\u0644\u0629 SLP \u0648BR) \u0639\u0628\u0627\u0631\u0629 \u0639\u0646 \u062a\u0635\u0645\u064a\u0645\u0627\u062a \u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u062a\u0648\u0635\u064a\u0644\/\u0627\u0644\u062a\u0648\u0635\u064a\u0644.<\/p>\r\n<\/li>\r\n \t<li data-start=\"5598\" data-end=\"5670\">\r\n<p data-start=\"5600\" data-end=\"5670\">\u0627\u0633\u062a\u0628\u062f\u0644 \u0627\u0644\u062e\u0631\u0637\u0648\u0634\u0629 \u062f\u0648\u0646 \u0625\u0639\u0627\u062f\u0629 \u062a\u0648\u0635\u064a\u0644 \u0627\u0644\u0642\u0627\u0639\u062f\u0629\u060c \u0645\u0645\u0627 \u064a\u0642\u0644\u0644 \u0645\u0646 \u0648\u0642\u062a \u0627\u0644\u062a\u0648\u0642\u0641 \u0639\u0646 \u0627\u0644\u0639\u0645\u0644.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"5672\" data-end=\"5699\"><strong data-start=\"5676\" data-end=\"5697\">5. \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0633\u0646\u0648\u064a<\/strong><\/h3>\r\n<ul data-start=\"5700\" data-end=\"5904\">\r\n \t<li data-start=\"5700\" data-end=\"5758\">\r\n<p data-start=\"5702\" data-end=\"5758\">\u0625\u062c\u0631\u0627\u0621 \u0627\u062e\u062a\u0628\u0627\u0631 \u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0639\u0632\u0644 \u0628\u064a\u0646 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a.<\/p>\r\n<\/li>\r\n \t<li data-start=\"5759\" data-end=\"5834\">\r\n<p data-start=\"5761\" data-end=\"5834\">\u0642\u0645 \u0628\u0642\u064a\u0627\u0633 \u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0623\u0631\u0636 \u0633\u0646\u0648\u064a\u064b\u0627 (\u0627\u0644\u0647\u062f\u0641 \u226510 \u0623\u0648\u0645 \u0623\u0648 \u062d\u0633\u0628 \u0627\u0644\u0643\u0648\u062f \u0627\u0644\u0645\u062d\u0644\u064a).<\/p>\r\n<\/li>\r\n \t<li data-start=\"5835\" data-end=\"5904\">\r\n<p data-start=\"5837\" data-end=\"5904\">\u062a\u0648\u062b\u064a\u0642 \u0646\u062a\u0627\u0626\u062c \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0644\u0639\u0645\u0644\u064a\u0627\u062a \u062a\u062f\u0642\u064a\u0642 \u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0648\u0633\u062c\u0644\u0627\u062a \u0627\u0644\u0636\u0645\u0627\u0646.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h2 data-start=\"8172\" data-end=\"8187\">\u062e\u0627\u062a\u0645\u0629<\/h2>\r\n<p data-start=\"8188\" data-end=\"8449\">\u0625\u0646 \u062a\u0631\u0643\u064a\u0628 \u062c\u0647\u0627\u0632 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0632\u064a\u0627\u062f\u0629 \u0627\u0644\u062a\u064a\u0627\u0631 \u0645\u0646 \u0627\u0644\u0646\u0648\u0639 2 \u0644\u064a\u0633 \u0623\u0645\u0631\u064b\u0627 \u0645\u0639\u0642\u062f\u064b\u0627\u060c \u0648\u0644\u0643\u0646 \u064a\u062c\u0628 \u0623\u0646 \u064a\u062a\u0645 \u0628\u0634\u0643\u0644 \u0635\u062d\u064a\u062d. \u0645\u0646 \u062e\u0644\u0627\u0644 \u0627\u062a\u0628\u0627\u0639 \u0642\u0648\u0627\u0639\u062f \u0627\u0644\u062a\u062b\u0628\u064a\u062a \u0627\u0644\u0635\u062d\u064a\u062d\u0629 - \u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u0627\u0644\u0642\u0635\u064a\u0631\u0629\u060c \u0648\u062d\u062c\u0645 \u0627\u0644\u0645\u0648\u0635\u0644 \u0627\u0644\u0635\u062d\u064a\u062d\u060c \u0648\u0627\u0644\u062a\u0623\u0631\u064a\u0636 \u0627\u0644\u0645\u0648\u062b\u0648\u0642\u060c \u0648\u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a\u0629 - \u0641\u0625\u0646\u0643 \u062a\u0636\u0645\u0646 \u0623\u0646 \u064a\u0639\u0645\u0644 \u062c\u0647\u0627\u0632 SPD \u0627\u0644\u062e\u0627\u0635 \u0628\u0643 \u062a\u0645\u0627\u0645\u064b\u0627 \u0643\u0645\u0627 \u0647\u0648 \u0645\u0635\u0645\u0645.<\/p>\r\n<p data-start=\"8451\" data-end=\"8610\">UPS \u0648\u062d\u062f\u0647 \u0644\u0627 \u064a\u0643\u0641\u064a \u0644\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u062d\u0633\u0627\u0633\u0629. \u0625\u0646 \u0625\u0642\u0631\u0627\u0646\u0647 \u0645\u0639 \u0627\u0644\u0646\u0648\u0639 2 SPD \u0627\u0644\u0645\u062b\u0628\u062a \u0628\u0634\u0643\u0644 \u0635\u062d\u064a\u062d \u064a\u0648\u0641\u0631 \u0627\u0644\u0645\u0631\u0648\u0646\u0629 \u0627\u0644\u062a\u064a \u062a\u062a\u0637\u0644\u0628\u0647\u0627 \u0627\u0644\u0645\u0631\u0627\u0641\u0642 \u0627\u0644\u062d\u062f\u064a\u062b\u0629.<\/p>\r\n<p data-start=\"8612\" data-end=\"8947\">\u062a\u0645 \u062a\u0635\u0645\u064a\u0645 \u0648\u062d\u062f\u0627\u062a SPD \u0645\u0646 \u0633\u0644\u0633\u0644\u0629 SLP40-275\/3S+1 \u0648BR-30FU \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0634\u0631\u0643\u062a\u0646\u0627 \u0644\u0633\u0647\u0648\u0644\u0629 \u062a\u0631\u0643\u064a\u0628 \u0642\u0636\u0628\u0627\u0646 DIN\u060c \u0648\u0645\u064a\u0632\u0627\u062a \u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0645\u062f\u0645\u062c\u0629\u060c \u0648\u0627\u0644\u062a\u0648\u0627\u0641\u0642 \u0645\u0639 \u0645\u0639\u0627\u064a\u064a\u0631 IEC 61643. \u0633\u0648\u0627\u0621 \u0643\u0646\u062a \u062a\u062d\u0645\u064a \u0644\u0648\u062d\u0629 \u0633\u0643\u0646\u064a\u0629\u060c \u0623\u0648 \u0645\u0643\u062a\u0628\u064b\u0627 \u062a\u062c\u0627\u0631\u064a\u064b\u0627\u060c \u0623\u0648 \u0646\u0638\u0627\u0645 UPS \u0635\u0646\u0627\u0639\u064a\u060c \u0641\u0625\u0646 \u0647\u0630\u0647 \u0627\u0644\u062d\u0644\u0648\u0644 \u062a\u0636\u0645\u0646 \u0627\u0644\u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u0648\u0631\u0627\u062d\u0629 \u0627\u0644\u0628\u0627\u0644 \u0639\u0644\u0649 \u0627\u0644\u0645\u062f\u0649 \u0627\u0644\u0637\u0648\u064a\u0644.<\/p>","protected":false},"featured_media":2158,"parent":0,"menu_order":123,"template":"","meta":{"_acf_changed":false},"blog_category":[8],"class_list":["post-2171","blog","type-blog","status-publish","has-post-thumbnail","hentry","blog_category-company-news"],"acf":{"des":"This guide explains how to install a Type 2 surge protector step by step, with wiring diagrams, safety checks, and IEC-compliant best practices. It highlights common mistakes to avoid, maintenance tips, and integration with UPS systems, helping engineers ensure reliable surge protection for critical equipment.","txt":"<h2 data-start=\"333\" data-end=\"350\">Introduction<\/h2>\r\n<p data-start=\"351\" data-end=\"630\">Power surges are one of the most common causes of electrical equipment failure. While lightning strikes account for some surges, the majority are caused by switching operations, motors, or disturbances within the grid itself. That\u2019s where a Type 2 surge protector comes in.<\/p>\r\n<p data-start=\"632\" data-end=\"883\">Type 2 SPDs (Surge Protective Devices) are installed in the main distribution board or upstream of UPS systems. Their job is to clamp down on transient overvoltages and safely divert surge currents to ground, keeping your sensitive devices safe.<\/p>\r\n<p data-start=\"885\" data-end=\"1235\">In this guide, we\u2019ll break down how to install a Type 2 surge protector step by step. You\u2019ll learn the tools you need, safety checks, wiring diagrams, and testing methods. And we\u2019ll go deeper than most beginner blogs\u2014referencing IEC 61643 standards, wiring best practices, and practical engineering tips that will save you from costly mistakes.<\/p>\r\n\r\n<h2 data-start=\"1242\" data-end=\"1280\">What is a Type 2 Surge Protector?<\/h2>\r\n<p data-start=\"1281\" data-end=\"1394\">A <a href=\"https:\/\/www.britecelectric.com\/product-category\/ac-power-surge-protection\/type-2-surge-protective-device\/\" target=\"_blank\" rel=\"noopener\"><strong data-start=\"1283\" data-end=\"1297\">Type 2 SPD<\/strong> <\/a>is designed to handle surge currents from indirect lightning strikes and switching operations.<\/p>\r\n\r\n<ul data-start=\"1396\" data-end=\"1718\">\r\n \t<li data-start=\"1396\" data-end=\"1520\">\r\n<p data-start=\"1398\" data-end=\"1520\">Where it goes: Installed in the main distribution board (consumer unit) or on the input side of UPS systems.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1521\" data-end=\"1621\">\r\n<p data-start=\"1523\" data-end=\"1621\">What it protects against: Induced lightning surges, switching transients, grid disturbances.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1622\" data-end=\"1718\">\r\n<p data-start=\"1624\" data-end=\"1718\">How it works: By clamping the surge voltage (Up) and diverting energy to the earth (PE).<\/p>\r\n<\/li>\r\n<\/ul>\r\n<p data-start=\"1720\" data-end=\"1762\"><strong data-start=\"1720\" data-end=\"1760\">Key parameters defined by IEC 61643:<\/strong><\/p>\r\n\r\n<ul data-start=\"1763\" data-end=\"2155\">\r\n \t<li data-start=\"1763\" data-end=\"1866\">\r\n<p data-start=\"1765\" data-end=\"1866\">Uc (Max Continuous Operating Voltage): The maximum RMS voltage the SPD can handle continuously.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1867\" data-end=\"1960\">\r\n<p data-start=\"1869\" data-end=\"1960\">Up (Voltage Protection Level): The clamping level that remains on the protected side.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1961\" data-end=\"2067\">\r\n<p data-start=\"1963\" data-end=\"2067\">In (Nominal Discharge Current): Surge current the SPD can withstand repeatedly (8\/20 \u03bcs waveform).<\/p>\r\n<\/li>\r\n \t<li data-start=\"2068\" data-end=\"2155\">\r\n<p data-start=\"2070\" data-end=\"2155\">Imax (Maximum Discharge Current): The largest single surge the SPD can survive.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<p data-start=\"2157\" data-end=\"2228\">For example, our company\u2019s <a href=\"https:\/\/www.britecelectric.com\/product-category\/ac-power-surge-protection\/type-2-surge-protective-device\/\" target=\"_blank\" rel=\"noopener\"><strong data-start=\"2184\" data-end=\"2213\">SLP40-275\/3S+1 Type 2 SPD<\/strong><\/a> is rated at:<\/p>\r\n\r\n<ul data-start=\"2229\" data-end=\"2294\">\r\n \t<li data-start=\"2229\" data-end=\"2246\">\r\n<p data-start=\"2231\" data-end=\"2246\">Uc = 275 V AC<\/p>\r\n<\/li>\r\n \t<li data-start=\"2247\" data-end=\"2261\">\r\n<p data-start=\"2249\" data-end=\"2261\">In = 20 kA<\/p>\r\n<\/li>\r\n \t<li data-start=\"2262\" data-end=\"2278\">\r\n<p data-start=\"2264\" data-end=\"2278\">Imax = 40 kA<\/p>\r\n<\/li>\r\n \t<li data-start=\"2279\" data-end=\"2294\">\r\n<p data-start=\"2281\" data-end=\"2294\">Up \u2264 1.5 kV<\/p>\r\n<\/li>\r\n<\/ul>\r\n<p data-start=\"2296\" data-end=\"2409\">This makes it ideal for residential, commercial, and industrial distribution boards, as well as UPS protection.<\/p>\r\n\r\n<h2 data-start=\"2416\" data-end=\"2459\">Safety Precautions Before Installation<\/h2>\r\n<p data-start=\"2460\" data-end=\"2553\">Installing an SPD means working inside a live distribution panel. Safety is non-negotiable.<\/p>\r\n\r\n<ol data-start=\"2555\" data-end=\"2997\">\r\n \t<li data-start=\"2555\" data-end=\"2616\">\r\n<p data-start=\"2558\" data-end=\"2616\">Disconnect the power completely at the main breaker.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2617\" data-end=\"2684\">\r\n<p data-start=\"2620\" data-end=\"2684\">Verify with a tester that all conductors are de-energized.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2685\" data-end=\"2790\">\r\n<p data-start=\"2688\" data-end=\"2790\">Apply Lockout\/Tagout (LOTO): Use lockout devices and tags to prevent accidental re-energization.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2791\" data-end=\"2861\">\r\n<p data-start=\"2794\" data-end=\"2861\">Wear PPE: Insulated gloves, protective glasses, safety shoes.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2862\" data-end=\"2997\">\r\n<p data-start=\"2865\" data-end=\"2997\">Check the earthing system: Ensure your PE bar is properly bonded and resistance meets standards (\u226410 \u03a9 in most jurisdictions).<\/p>\r\n<\/li>\r\n<\/ol>\r\n<p data-start=\"2999\" data-end=\"3173\"><strong data-start=\"3002\" data-end=\"3016\">Important:<\/strong> Local regulations (IEC 60364, BS 7671, NEC, or your national code) may require installation by a licensed electrician. Always comply with local standards.<\/p>\r\n<p data-start=\"2999\" data-end=\"3173\"><a href=\"https:\/\/www.britecelectric.com\/attachment\/br-20-4p-1type-2-surge-protection-device-jpg\/\" rel=\"attachment wp-att-2160\"><img class=\"alignnone wp-image-2160\" src=\"https:\/\/www.britecelectric.com\/wp-content\/uploads\/2025\/08\/BR-20-4P-1Type-2-Surge-Protection-Device.jpg.webp\" alt=\"\" width=\"872\" \/><\/a><\/p>\r\n\r\n<h2 data-start=\"3180\" data-end=\"3218\">Tools and Materials You Will Need<\/h2>\r\n<ul data-start=\"3219\" data-end=\"3600\">\r\n \t<li data-start=\"3219\" data-end=\"3266\">\r\n<p data-start=\"3221\" data-end=\"3266\">Type 2 SPD module (e.g. SLP40-275\/3S+1)<\/p>\r\n<\/li>\r\n \t<li data-start=\"3267\" data-end=\"3311\">\r\n<p data-start=\"3269\" data-end=\"3311\">DIN rail mounting space inside the panel<\/p>\r\n<\/li>\r\n \t<li data-start=\"3312\" data-end=\"3381\">\r\n<p data-start=\"3314\" data-end=\"3381\">Copper conductor: \u22656 mm\u00b2 for Type 2 SPDs (IEC recommendation)<\/p>\r\n<\/li>\r\n \t<li data-start=\"3382\" data-end=\"3431\">\r\n<p data-start=\"3384\" data-end=\"3431\">Proper torque screwdriver or insulated wrench<\/p>\r\n<\/li>\r\n \t<li data-start=\"3432\" data-end=\"3541\">\r\n<p data-start=\"3434\" data-end=\"3541\">Backup protection device: MCB\/fuse, or choose SPD with built-in backup fuse (e.g. BR-30FU series)<\/p>\r\n<\/li>\r\n \t<li data-start=\"3542\" data-end=\"3576\">\r\n<p data-start=\"3544\" data-end=\"3576\">Insulation tester &amp; multimeter<\/p>\r\n<\/li>\r\n \t<li data-start=\"3577\" data-end=\"3600\">\r\n<p data-start=\"3579\" data-end=\"3600\">Earth bonding strap<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h2>Step-by-Step Installation Guide for <a href=\"https:\/\/www.britecelectric.com\/product-category\/ac-power-surge-protection\/type-2-surge-protective-device\/\" target=\"_blank\" rel=\"noopener\">Type 2 SPD<\/a><\/h2>\r\n&nbsp;\r\n\r\n<a href=\"https:\/\/www.britecelectric.com\/attachment\/type-2-spd-install\/\" rel=\"attachment wp-att-2158\"><img class=\"alignnone size-full wp-image-2158\" src=\"https:\/\/www.britecelectric.com\/wp-content\/uploads\/2025\/08\/Type-2-SPD-install.jpg\" alt=\"\" width=\"732\" \/><\/a>\r\n<h3 data-start=\"477\" data-end=\"537\"><strong data-start=\"481\" data-end=\"535\">Step 1 \u2013 Plan and Select the Installation Location<\/strong><\/h3>\r\n<ul data-start=\"538\" data-end=\"1226\">\r\n \t<li data-start=\"538\" data-end=\"782\">\r\n<p data-start=\"540\" data-end=\"782\"><strong data-start=\"540\" data-end=\"550\">Where:<\/strong> Type 2 SPD must be installed in the main distribution board or on the input side of the UPS system. This location allows it to intercept switching surges and induced lightning transients before they reach sensitive loads.<\/p>\r\n<\/li>\r\n \t<li data-start=\"783\" data-end=\"894\">\r\n<p data-start=\"785\" data-end=\"894\"><strong data-start=\"785\" data-end=\"793\">Why:<\/strong> Installing the SPD too far downstream increases the residual surge voltage (Up) seen by equipment.<\/p>\r\n<\/li>\r\n \t<li data-start=\"895\" data-end=\"1226\">\r\n<p data-start=\"897\" data-end=\"917\"><strong data-start=\"897\" data-end=\"915\">Best Practice:<\/strong><\/p>\r\n\r\n<ul data-start=\"920\" data-end=\"1226\">\r\n \t<li data-start=\"920\" data-end=\"994\">\r\n<p data-start=\"922\" data-end=\"994\">Keep the total conductor length (phase \u2192 SPD \u2192 earth) \u2264 0.5 m.<\/p>\r\n<\/li>\r\n \t<li data-start=\"997\" data-end=\"1066\">\r\n<p data-start=\"999\" data-end=\"1066\">Place SPD modules as close as possible to the busbars (L, N, PE).<\/p>\r\n<\/li>\r\n \t<li data-start=\"1069\" data-end=\"1226\">\r\n<p data-start=\"1071\" data-end=\"1226\">If the distance between upstream Type 1 and this Type 2 SPD is &lt;10 m, add a decoupling inductor <strong data-start=\"1147\" data-end=\"1186\">(per <a href=\"https:\/\/webstore.iec.ch\/en\/publication\/1865\" target=\"_blank\" rel=\"noopener\">IEC 60364<\/a>)<\/strong> to ensure proper energy coordination.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"1233\" data-end=\"1295\"><strong data-start=\"1237\" data-end=\"1293\">Step 2 \u2013 Prepare the Distribution Board and DIN Rail<\/strong><\/h3>\r\n<ul data-start=\"1296\" data-end=\"1792\">\r\n \t<li data-start=\"1296\" data-end=\"1445\">\r\n<p data-start=\"1298\" data-end=\"1445\">Ensure the distribution board is fully de-energized. Verify with a multimeter or voltage detector on all incoming phases and neutral.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1446\" data-end=\"1529\">\r\n<p data-start=\"1448\" data-end=\"1529\">Check that the DIN rail is securely fastened, clean, and free of corrosion.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1530\" data-end=\"1617\">\r\n<p data-start=\"1532\" data-end=\"1617\">Leave adequate space around the SPD for ventilation and future maintenance.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1618\" data-end=\"1792\">\r\n<p data-start=\"1620\" data-end=\"1792\">Tip from field practice: Always mount modular SPDs vertically when possible. This supports natural heat dissipation and makes the indicator windows easier to inspect.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"1799\" data-end=\"1851\"><strong data-start=\"1803\" data-end=\"1849\">Step 3 \u2013 Connect the Conductors (L, N, PE)<\/strong><\/h3>\r\n<p data-start=\"1852\" data-end=\"1944\">Proper wiring is critical, as poor connections can completely compromise surge protection.<\/p>\r\n\r\n<ul data-start=\"1946\" data-end=\"2853\">\r\n \t<li data-start=\"1946\" data-end=\"2093\">\r\n<p data-start=\"1948\" data-end=\"1969\"><strong data-start=\"1948\" data-end=\"1967\">Conductor Size:<\/strong><\/p>\r\n\r\n<ul data-start=\"1972\" data-end=\"2093\">\r\n \t<li data-start=\"1972\" data-end=\"2032\">\r\n<p data-start=\"1974\" data-end=\"2032\">Type 2 SPD (residential\/commercial): \u2265 6 mm\u00b2 copper.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2035\" data-end=\"2093\">\r\n<p data-start=\"2037\" data-end=\"2093\">Type 1 SPD (at service entrance): \u2265 16 mm\u00b2 copper.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"2094\" data-end=\"2359\">\r\n<p data-start=\"2096\" data-end=\"2119\"><strong data-start=\"2096\" data-end=\"2117\">Connection Order:<\/strong><\/p>\r\n\r\n<ul data-start=\"2122\" data-end=\"2359\">\r\n \t<li data-start=\"2122\" data-end=\"2195\">\r\n<p data-start=\"2124\" data-end=\"2195\">Connect phase conductors (L1, L2, L3) to the SPD input terminals.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2198\" data-end=\"2266\">\r\n<p data-start=\"2200\" data-end=\"2266\">Connect neutral (N) if required by the SPD type (4P or 3+1).<\/p>\r\n<\/li>\r\n \t<li data-start=\"2269\" data-end=\"2359\">\r\n<p data-start=\"2271\" data-end=\"2359\">Connect earth (PE) directly to the earth bar with the shortest possible conductor.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"2360\" data-end=\"2519\">\r\n<p data-start=\"2362\" data-end=\"2519\"><strong data-start=\"2362\" data-end=\"2373\">Torque:<\/strong> Tighten terminals according to manufacturer datasheet (typically 2.5\u20133.5 Nm for 6 mm\u00b2 Cu). Loose terminals create heating and arcing risks.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2520\" data-end=\"2706\">\r\n<p data-start=\"2522\" data-end=\"2706\"><strong data-start=\"2522\" data-end=\"2549\">Why short leads matter:<\/strong> Every 10 cm of wire length adds approximately 1 kV of residual surge voltage. That means long or coiled leads can raise Up beyond equipment tolerance.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2707\" data-end=\"2853\">\r\n<p data-start=\"2709\" data-end=\"2853\"><strong data-start=\"2709\" data-end=\"2728\">Common mistake:<\/strong> Running the PE wire parallel to phase wires over long distances. This increases inductive coupling and weakens protection.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"2860\" data-end=\"2914\"><strong data-start=\"2864\" data-end=\"2912\">Step 4 \u2013 Add Backup Protection (Fuse or MCB)<\/strong><\/h3>\r\n<ul data-start=\"2915\" data-end=\"3599\">\r\n \t<li data-start=\"2915\" data-end=\"3148\">\r\n<p data-start=\"2917\" data-end=\"3148\"><strong data-start=\"2917\" data-end=\"2932\">Why needed:<\/strong> An SPD is connected in parallel to the system. If it fails due to severe surge exposure, it may short-circuit. A dedicated backup protective device ensures safe disconnection without tripping the main breaker.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3149\" data-end=\"3454\">\r\n<p data-start=\"3151\" data-end=\"3165\"><strong data-start=\"3151\" data-end=\"3163\">Options:<\/strong><\/p>\r\n\r\n<ul data-start=\"3168\" data-end=\"3454\">\r\n \t<li data-start=\"3168\" data-end=\"3294\">\r\n<p data-start=\"3170\" data-end=\"3294\">Standard SPD: Connect via MCB (20\u201332 A typical for residential) or fuse, rated according to the SPD\u2019s In and Imax.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3297\" data-end=\"3454\">\r\n<p data-start=\"3299\" data-end=\"3454\">Integrated solution: Use SPDs with built-in backup fuses (e.g., our BR-30FU series), which eliminates the need for an external protective device.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"3455\" data-end=\"3599\">\r\n<p data-start=\"3457\" data-end=\"3599\">Standards: IEC 61643 and BS 7671 both recommend selective coordination between SPD and upstream breakers to avoid nuisance tripping.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"3606\" data-end=\"3659\"><strong data-start=\"3610\" data-end=\"3657\">Step 5 \u2013 Ensure Proper Earthing and Bonding<\/strong><\/h3>\r\n<ul data-start=\"3660\" data-end=\"4261\">\r\n \t<li data-start=\"3660\" data-end=\"3799\">\r\n<p data-start=\"3662\" data-end=\"3799\"><strong data-start=\"3662\" data-end=\"3687\">Direct Path to Earth:<\/strong> The SPD\u2019s earth terminal must be bonded directly to the PE bar. Do not daisy-chain through other devices.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3800\" data-end=\"3957\">\r\n<p data-start=\"3802\" data-end=\"3957\"><strong data-start=\"3802\" data-end=\"3823\">Earth Resistance:<\/strong> According to IEC 60364, grounding resistance should generally be \u226410 \u03a9, with \u22641 \u03a9 preferred in data centers and telecom facilities.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3958\" data-end=\"4128\">\r\n<p data-start=\"3960\" data-end=\"4128\"><strong data-start=\"3960\" data-end=\"3986\">Equipotential Bonding:<\/strong> Make sure all metal enclosures and cable shields are bonded at the same potential to prevent dangerous potential differences during surges.<\/p>\r\n<\/li>\r\n \t<li data-start=\"4129\" data-end=\"4261\">\r\n<p data-start=\"4131\" data-end=\"4261\"><strong data-start=\"4131\" data-end=\"4139\">Tip:<\/strong> Use flat conductors or braided copper when possible for PE, as they have lower inductance compared to round conductors.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"4268\" data-end=\"4312\"><strong data-start=\"4272\" data-end=\"4310\">Step 6 \u2013 Commissioning and Testing<\/strong><\/h3>\r\n<p data-start=\"4313\" data-end=\"4383\">Before re-energizing the system, verify the installation thoroughly:<\/p>\r\n\r\n<ol data-start=\"4385\" data-end=\"5166\">\r\n \t<li data-start=\"4385\" data-end=\"4561\">\r\n<p data-start=\"4388\" data-end=\"4412\"><strong data-start=\"4388\" data-end=\"4410\">Visual Inspection:<\/strong><\/p>\r\n\r\n<ul data-start=\"4416\" data-end=\"4561\">\r\n \t<li data-start=\"4416\" data-end=\"4465\">\r\n<p data-start=\"4418\" data-end=\"4465\">Confirm all connections are correct (L\/N\/PE).<\/p>\r\n<\/li>\r\n \t<li data-start=\"4469\" data-end=\"4523\">\r\n<p data-start=\"4471\" data-end=\"4523\">Verify conductor lengths are as short as possible.<\/p>\r\n<\/li>\r\n \t<li data-start=\"4527\" data-end=\"4561\">\r\n<p data-start=\"4529\" data-end=\"4561\">Check torque on each terminal.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"4562\" data-end=\"4682\">\r\n<p data-start=\"4565\" data-end=\"4587\"><strong data-start=\"4565\" data-end=\"4585\">Insulation Test:<\/strong><\/p>\r\n\r\n<ul data-start=\"4591\" data-end=\"4682\">\r\n \t<li data-start=\"4591\" data-end=\"4682\">\r\n<p data-start=\"4593\" data-end=\"4682\">Perform insulation resistance tests between L\u2013N, L\u2013PE, N\u2013PE to ensure wiring integrity.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"4683\" data-end=\"4869\">\r\n<p data-start=\"4686\" data-end=\"4707\"><strong data-start=\"4686\" data-end=\"4705\">Power-Up Check:<\/strong><\/p>\r\n\r\n<ul data-start=\"4711\" data-end=\"4869\">\r\n \t<li data-start=\"4711\" data-end=\"4869\">\r\n<p data-start=\"4713\" data-end=\"4786\">Switch on power and observe the status indicator window on the SPD:<\/p>\r\n\r\n<ul data-start=\"4792\" data-end=\"4869\">\r\n \t<li data-start=\"4792\" data-end=\"4815\">\r\n<p data-start=\"4794\" data-end=\"4815\">Green = operational<\/p>\r\n<\/li>\r\n \t<li data-start=\"4821\" data-end=\"4869\">\r\n<p data-start=\"4823\" data-end=\"4869\">Red = module has failed and must be replaced<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"4870\" data-end=\"5003\">\r\n<p data-start=\"4873\" data-end=\"4916\"><strong data-start=\"4873\" data-end=\"4914\">Remote Signaling Test (if available):<\/strong><\/p>\r\n\r\n<ul data-start=\"4920\" data-end=\"5003\">\r\n \t<li data-start=\"4920\" data-end=\"5003\">\r\n<p data-start=\"4922\" data-end=\"5003\">For SPDs with remote contacts, verify alarm integration with BMS\/SCADA systems.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"5004\" data-end=\"5166\">\r\n<p data-start=\"5007\" data-end=\"5027\"><strong data-start=\"5007\" data-end=\"5025\">Documentation:<\/strong><\/p>\r\n\r\n<ul data-start=\"5031\" data-end=\"5166\">\r\n \t<li data-start=\"5031\" data-end=\"5166\">\r\n<p data-start=\"5033\" data-end=\"5166\">Record SPD type, model number, rated parameters (Uc, In, Imax, Up), installation date, and circuit location for future maintenance.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ol>\r\n<p data-start=\"5173\" data-end=\"5607\"><strong data-start=\"5175\" data-end=\"5222\">Featured Snippet Candidate (Summary Style):<\/strong><br data-start=\"5222\" data-end=\"5225\" \/><em data-start=\"5225\" data-end=\"5605\">To install a Type 2 surge protector, disconnect power and mount it on the DIN rail inside the distribution board. Connect L\/N\/PE conductors using \u22656 mm\u00b2 copper with \u22640.5 m total length, add a backup fuse or MCB, and ensure direct earthing to the PE bar. After tightening to the correct torque, perform insulation tests, check the status indicator, and document the installation.<\/em><\/p>\r\n<img class=\"alignnone size-medium wp-image-2236\" src=\"https:\/\/www.britecelectric.com\/wp-content\/uploads\/2025\/08\/How-to-Install-Type-2-Surge-Protector.jpg\" alt=\"How to Install Type 2 Surge Protector\" width=\"1000\" \/>\r\n\r\n&nbsp;\r\n<h2 data-start=\"321\" data-end=\"356\">Wiring Diagrams for Type 2 SPD<\/h2>\r\n<h3 data-start=\"358\" data-end=\"404\"><strong data-start=\"362\" data-end=\"402\">Single-Phase System (230 V, TN-S\/TT)<\/strong><\/h3>\r\n<ul data-start=\"405\" data-end=\"1033\">\r\n \t<li data-start=\"405\" data-end=\"634\">\r\n<p data-start=\"407\" data-end=\"427\"><strong data-start=\"407\" data-end=\"425\">Configuration:<\/strong><\/p>\r\n\r\n<ul data-start=\"430\" data-end=\"634\">\r\n \t<li data-start=\"430\" data-end=\"496\">\r\n<p data-start=\"432\" data-end=\"496\">Connect the SPD between L and N, and between N and PE.<\/p>\r\n<\/li>\r\n \t<li data-start=\"499\" data-end=\"634\">\r\n<p data-start=\"501\" data-end=\"634\">For TT systems, ensure the N-PE protection path uses a spark gap or a MOV+GDT combination to avoid continuous leakage currents.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"635\" data-end=\"851\">\r\n<p data-start=\"637\" data-end=\"661\"><strong data-start=\"637\" data-end=\"659\">Backup Protection:<\/strong><\/p>\r\n\r\n<ul data-start=\"664\" data-end=\"851\">\r\n \t<li data-start=\"664\" data-end=\"768\">\r\n<p data-start=\"666\" data-end=\"768\">A dedicated fuse or MCB must be installed on the phase conductor (L) feeding the SPD branch.<\/p>\r\n<\/li>\r\n \t<li data-start=\"771\" data-end=\"851\">\r\n<p data-start=\"773\" data-end=\"851\">Typical residential setup: 20\u201332 A MCB rated according to SPD\u2019s In\/Imax.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"852\" data-end=\"1033\">\r\n<p data-start=\"854\" data-end=\"1033\"><strong data-start=\"854\" data-end=\"873\">Why it matters:<\/strong> Without proper backup protection, an SPD failure may cause a permanent short circuit, tripping the main breaker and cutting power to the entire installation.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"1040\" data-end=\"1082\"><strong data-start=\"1044\" data-end=\"1080\">Three-Phase System (400 V, TN-S)<\/strong><\/h3>\r\n<ul data-start=\"1083\" data-end=\"1836\">\r\n \t<li data-start=\"1083\" data-end=\"1297\">\r\n<p data-start=\"1085\" data-end=\"1105\"><strong data-start=\"1085\" data-end=\"1103\">Configuration:<\/strong><\/p>\r\n\r\n<ul data-start=\"1108\" data-end=\"1297\">\r\n \t<li data-start=\"1108\" data-end=\"1163\">\r\n<p data-start=\"1110\" data-end=\"1163\">SPD connected across L1-PE, L2-PE, L3-PE, N-PE.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1166\" data-end=\"1297\">\r\n<p data-start=\"1168\" data-end=\"1297\">Recommended 3+1 configuration: MOVs across each phase to neutral (L1-N, L2-N, L3-N), plus a spark gap between N and PE.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"1298\" data-end=\"1492\">\r\n<p data-start=\"1300\" data-end=\"1338\"><strong data-start=\"1300\" data-end=\"1336\">Advantages of 3+1 configuration:<\/strong><\/p>\r\n\r\n<ul data-start=\"1341\" data-end=\"1492\">\r\n \t<li data-start=\"1341\" data-end=\"1396\">\r\n<p data-start=\"1343\" data-end=\"1396\">Reduces residual voltage between neutral and earth.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1399\" data-end=\"1492\">\r\n<p data-start=\"1401\" data-end=\"1492\">Provides better coordination in TT and TN-S systems where neutral displacement can occur.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"1493\" data-end=\"1620\">\r\n<p data-start=\"1495\" data-end=\"1519\"><strong data-start=\"1495\" data-end=\"1517\">Backup Protection:<\/strong><\/p>\r\n\r\n<ul data-start=\"1522\" data-end=\"1620\">\r\n \t<li data-start=\"1522\" data-end=\"1620\">\r\n<p data-start=\"1524\" data-end=\"1620\">Typically, 32\u201363 A MCBs are required for each SPD branch in industrial\/commercial systems.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"1621\" data-end=\"1836\">\r\n<p data-start=\"1623\" data-end=\"1836\"><strong data-start=\"1623\" data-end=\"1644\">Professional tip:<\/strong> When protecting three-phase UPS or motor loads, always verify short-circuit current rating (Isc) of the SPD matches the fault level at the distribution point (IEC 61643-11 requirement).<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"1843\" data-end=\"1899\"><strong data-start=\"1847\" data-end=\"1897\">UPS Integration (Uninterruptible Power Supply)<\/strong><\/h3>\r\n<ul data-start=\"1900\" data-end=\"2715\">\r\n \t<li data-start=\"1900\" data-end=\"2067\">\r\n<p data-start=\"1902\" data-end=\"2067\"><strong data-start=\"1902\" data-end=\"1916\">Placement:<\/strong> Install the Type 2 SPD upstream of the UPS rectifier. This ensures surges from the utility grid are clamped before reaching the UPS electronics.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2068\" data-end=\"2341\">\r\n<p data-start=\"2070\" data-end=\"2105\"><strong data-start=\"2070\" data-end=\"2103\">Why upstream, not downstream:<\/strong><\/p>\r\n\r\n<ul data-start=\"2108\" data-end=\"2341\">\r\n \t<li data-start=\"2108\" data-end=\"2238\">\r\n<p data-start=\"2110\" data-end=\"2238\">Downstream installation may cause nuisance tripping, since UPS inverters can generate harmonics and fast switching transients.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2241\" data-end=\"2341\">\r\n<p data-start=\"2243\" data-end=\"2341\">Upstream placement protects rectifiers, DC capacitors, and inverter modules, extending UPS life.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"2342\" data-end=\"2544\">\r\n<p data-start=\"2344\" data-end=\"2376\"><strong data-start=\"2344\" data-end=\"2374\">Example with our products:<\/strong><\/p>\r\n\r\n<ul data-start=\"2379\" data-end=\"2544\">\r\n \t<li data-start=\"2379\" data-end=\"2544\">\r\n<p data-start=\"2381\" data-end=\"2544\">SLP40-275\/3S+1 upstream of a double-conversion UPS ensures surge currents up to 40 kA are safely diverted, preventing stress on inverter IGBTs and batteries.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"2545\" data-end=\"2715\">\r\n<p data-start=\"2547\" data-end=\"2715\"><strong data-start=\"2547\" data-end=\"2568\">Engineering note:<\/strong> In critical IT or healthcare facilities, consider combining Type 1 + Type 2 cascade at UPS input for lightning + switching surge protection.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h2 data-start=\"2722\" data-end=\"2751\">Common Mistakes to Avoid<\/h2>\r\n<h3 data-start=\"2753\" data-end=\"2781\"><strong data-start=\"2757\" data-end=\"2779\">1. Wiring Too Long<\/strong><\/h3>\r\n<ul data-start=\"2782\" data-end=\"3103\">\r\n \t<li data-start=\"2782\" data-end=\"2848\">\r\n<p data-start=\"2784\" data-end=\"2848\"><strong data-start=\"2784\" data-end=\"2796\">Mistake:<\/strong> SPD connected with &gt;0.5 m total conductor length.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2849\" data-end=\"2990\">\r\n<p data-start=\"2851\" data-end=\"2990\"><strong data-start=\"2851\" data-end=\"2865\">Why wrong:<\/strong> Each 10 cm adds ~1 kV to the residual voltage (Up). Sensitive electronics (rated 1.5 kV withstand) may still be destroyed.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2991\" data-end=\"3103\">\r\n<p data-start=\"2993\" data-end=\"3103\"><strong data-start=\"2993\" data-end=\"3011\">Best practice:<\/strong> Keep SPD as close as possible to busbars; use straight runs, avoid loops and sharp bends.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"3105\" data-end=\"3138\"><strong data-start=\"3109\" data-end=\"3136\">2. Wrong Conductor Size<\/strong><\/h3>\r\n<ul data-start=\"3139\" data-end=\"3454\">\r\n \t<li data-start=\"3139\" data-end=\"3194\">\r\n<p data-start=\"3141\" data-end=\"3194\"><strong data-start=\"3141\" data-end=\"3153\">Mistake:<\/strong> Using wires &lt;6 mm\u00b2 Cu for Type 2 SPDs.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3195\" data-end=\"3284\">\r\n<p data-start=\"3197\" data-end=\"3284\"><strong data-start=\"3197\" data-end=\"3213\">Consequence:<\/strong> Excessive heating, risk of insulation breakdown during large surges.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3285\" data-end=\"3454\">\r\n<p data-start=\"3287\" data-end=\"3307\"><strong data-start=\"3287\" data-end=\"3305\">Best practice:<\/strong><\/p>\r\n\r\n<ul data-start=\"3310\" data-end=\"3454\">\r\n \t<li data-start=\"3310\" data-end=\"3349\">\r\n<p data-start=\"3312\" data-end=\"3349\">Type 2 SPD \u2192 \u22656 mm\u00b2 Cu (IEC 60364).<\/p>\r\n<\/li>\r\n \t<li data-start=\"3352\" data-end=\"3380\">\r\n<p data-start=\"3354\" data-end=\"3380\">Type 1 SPD \u2192 \u226516 mm\u00b2 Cu.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3383\" data-end=\"3454\">\r\n<p data-start=\"3385\" data-end=\"3454\">Use low-inductance conductors (braided or flat copper if possible).<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"3456\" data-end=\"3489\"><strong data-start=\"3460\" data-end=\"3487\">3. No Backup Protection<\/strong><\/h3>\r\n<ul data-start=\"3490\" data-end=\"3839\">\r\n \t<li data-start=\"3490\" data-end=\"3548\">\r\n<p data-start=\"3492\" data-end=\"3548\"><strong data-start=\"3492\" data-end=\"3504\">Mistake:<\/strong> Directly connecting SPD without MCB\/fuse.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3549\" data-end=\"3669\">\r\n<p data-start=\"3551\" data-end=\"3669\"><strong data-start=\"3551\" data-end=\"3567\">Consequence:<\/strong> If SPD fails in short-circuit mode, it can trip the main breaker, shutting down the whole facility.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3670\" data-end=\"3839\">\r\n<p data-start=\"3672\" data-end=\"3692\"><strong data-start=\"3672\" data-end=\"3690\">Best practice:<\/strong><\/p>\r\n\r\n<ul data-start=\"3695\" data-end=\"3839\">\r\n \t<li data-start=\"3695\" data-end=\"3739\">\r\n<p data-start=\"3697\" data-end=\"3739\">Always install a dedicated breaker\/fuse.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3742\" data-end=\"3839\">\r\n<p data-start=\"3744\" data-end=\"3839\">Use SPD models with built-in fuses (e.g. our BR-30FU series) for simplified installation.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"3841\" data-end=\"3867\"><strong data-start=\"3845\" data-end=\"3865\">4. Poor Earthing<\/strong><\/h3>\r\n<ul data-start=\"3868\" data-end=\"4281\">\r\n \t<li data-start=\"3868\" data-end=\"3963\">\r\n<p data-start=\"3870\" data-end=\"3963\"><strong data-start=\"3870\" data-end=\"3882\">Mistake:<\/strong> High resistance ground (&gt;30 \u03a9) or long parallel routing with phase conductors.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3964\" data-end=\"4080\">\r\n<p data-start=\"3966\" data-end=\"4080\"><strong data-start=\"3966\" data-end=\"3982\">Consequence:<\/strong> Surge current cannot be safely discharged, raising touch voltages and risking equipment\/people.<\/p>\r\n<\/li>\r\n \t<li data-start=\"4081\" data-end=\"4281\">\r\n<p data-start=\"4083\" data-end=\"4103\"><strong data-start=\"4083\" data-end=\"4101\">Best practice:<\/strong><\/p>\r\n\r\n<ul data-start=\"4106\" data-end=\"4281\">\r\n \t<li data-start=\"4106\" data-end=\"4157\">\r\n<p data-start=\"4108\" data-end=\"4157\">Ensure ground resistance \u226410 \u03a9 (IEC 60364).<\/p>\r\n<\/li>\r\n \t<li data-start=\"4160\" data-end=\"4204\">\r\n<p data-start=\"4162\" data-end=\"4204\">In data centers\/hospitals, aim for \u22641 \u03a9.<\/p>\r\n<\/li>\r\n \t<li data-start=\"4207\" data-end=\"4281\">\r\n<p data-start=\"4209\" data-end=\"4281\">Connect SPD earth terminal directly to PE bar with shortest conductor.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"4283\" data-end=\"4317\"><strong data-start=\"4287\" data-end=\"4315\">5. Ignoring Coordination<\/strong><\/h3>\r\n<ul data-start=\"4318\" data-end=\"4707\">\r\n \t<li data-start=\"4318\" data-end=\"4436\">\r\n<p data-start=\"4320\" data-end=\"4436\"><strong data-start=\"4320\" data-end=\"4332\">Mistake:<\/strong> Installing only Type 2 SPDs without Type 1 (for direct lightning) or Type 3 (for terminal equipment).<\/p>\r\n<\/li>\r\n \t<li data-start=\"4437\" data-end=\"4548\">\r\n<p data-start=\"4439\" data-end=\"4548\"><strong data-start=\"4439\" data-end=\"4455\">Consequence:<\/strong> Type 2 alone cannot absorb high-energy lightning currents or protect delicate end devices.<\/p>\r\n<\/li>\r\n \t<li data-start=\"4549\" data-end=\"4707\">\r\n<p data-start=\"4551\" data-end=\"4707\"><strong data-start=\"4551\" data-end=\"4569\">Best practice:<\/strong> Follow the cascade principle (Type 1 + Type 2 + Type 3), ensuring coordination distance \u226510 m or use decoupling inductors if &lt;10 m.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h2 data-start=\"4714\" data-end=\"4745\">Maintenance and Monitoring<\/h2>\r\n<p data-start=\"4747\" data-end=\"4838\">A surge protector is not \u201cinstall and forget.\u201d Continuous monitoring ensures reliability.<\/p>\r\n\r\n<h3 data-start=\"4840\" data-end=\"4866\"><strong data-start=\"4844\" data-end=\"4864\">1. Visual Checks<\/strong><\/h3>\r\n<ul data-start=\"4867\" data-end=\"4999\">\r\n \t<li data-start=\"4867\" data-end=\"4945\">\r\n<p data-start=\"4869\" data-end=\"4945\">Most SPDs feature a status window (green = operational, red = failed).<\/p>\r\n<\/li>\r\n \t<li data-start=\"4946\" data-end=\"4999\">\r\n<p data-start=\"4948\" data-end=\"4999\">Inspect monthly, or after known lightning events.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"5001\" data-end=\"5043\"><strong data-start=\"5005\" data-end=\"5041\">2. Remote Monitoring (BMS\/SCADA)<\/strong><\/h3>\r\n<ul data-start=\"5044\" data-end=\"5266\">\r\n \t<li data-start=\"5044\" data-end=\"5149\">\r\n<p data-start=\"5046\" data-end=\"5149\">SPDs with remote signaling contacts (NO\/NC) can be wired into a building management system (BMS).<\/p>\r\n<\/li>\r\n \t<li data-start=\"5150\" data-end=\"5266\">\r\n<p data-start=\"5152\" data-end=\"5266\">This allows facility managers to get alarms if an SPD has failed, even if the panel is not physically inspected.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"5268\" data-end=\"5295\"><strong data-start=\"5272\" data-end=\"5293\">3. Event Counting<\/strong><\/h3>\r\n<ul data-start=\"5296\" data-end=\"5491\">\r\n \t<li data-start=\"5296\" data-end=\"5360\">\r\n<p data-start=\"5298\" data-end=\"5360\">Use surge counters like BRSC-01 to log each surge event.<\/p>\r\n<\/li>\r\n \t<li data-start=\"5361\" data-end=\"5491\">\r\n<p data-start=\"5363\" data-end=\"5491\">Records help in predictive maintenance\u2014if an SPD has handled multiple high-energy events, plan for replacement before failure.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"5493\" data-end=\"5517\"><strong data-start=\"5497\" data-end=\"5515\">4. Replacement<\/strong><\/h3>\r\n<ul data-start=\"5518\" data-end=\"5670\">\r\n \t<li data-start=\"5518\" data-end=\"5597\">\r\n<p data-start=\"5520\" data-end=\"5597\">Modular SPDs (like our SLP and BR series) are plug-in\/plug-out designs.<\/p>\r\n<\/li>\r\n \t<li data-start=\"5598\" data-end=\"5670\">\r\n<p data-start=\"5600\" data-end=\"5670\">Replace the cartridge without rewiring the base\u2014minimizing downtime.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"5672\" data-end=\"5699\"><strong data-start=\"5676\" data-end=\"5697\">5. Annual Testing<\/strong><\/h3>\r\n<ul data-start=\"5700\" data-end=\"5904\">\r\n \t<li data-start=\"5700\" data-end=\"5758\">\r\n<p data-start=\"5702\" data-end=\"5758\">Perform insulation resistance test between conductors.<\/p>\r\n<\/li>\r\n \t<li data-start=\"5759\" data-end=\"5834\">\r\n<p data-start=\"5761\" data-end=\"5834\">Measure earth resistance annually (target \u226410 \u03a9 or per local code).<\/p>\r\n<\/li>\r\n \t<li data-start=\"5835\" data-end=\"5904\">\r\n<p data-start=\"5837\" data-end=\"5904\">Document test results for compliance audits and warranty records.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h2 data-start=\"8172\" data-end=\"8187\">Conclusion<\/h2>\r\n<p data-start=\"8188\" data-end=\"8449\">Installing a Type 2 surge protector is not complicated, but it must be done correctly. By following proper installation rules\u2014short wiring, correct conductor size, reliable earthing, and backup protection\u2014you ensure that your SPD performs exactly as designed.<\/p>\r\n<p data-start=\"8451\" data-end=\"8610\">A UPS alone is not enough to protect sensitive systems. Pairing it with a properly installed Type 2 SPD provides the resilience modern facilities demand.<\/p>\r\n<p data-start=\"8612\" data-end=\"8947\">Our company\u2019s SLP40-275\/3S+1 and BR-30FU series SPDs are designed for easy DIN-rail installation, built-in safety features, and compliance with IEC 61643 standards. Whether you\u2019re protecting a residential board, a commercial office, or an industrial UPS system, these solutions ensure long-term reliability and peace of mind.<\/p>"},"_links":{"self":[{"href":"https:\/\/www.britecelectric.com\/ar\/wp-json\/wp\/v2\/blog\/2171","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.britecelectric.com\/ar\/wp-json\/wp\/v2\/blog"}],"about":[{"href":"https:\/\/www.britecelectric.com\/ar\/wp-json\/wp\/v2\/types\/blog"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.britecelectric.com\/ar\/wp-json\/wp\/v2\/media\/2158"}],"wp:attachment":[{"href":"https:\/\/www.britecelectric.com\/ar\/wp-json\/wp\/v2\/media?parent=2171"}],"wp:term":[{"taxonomy":"blog_category","embeddable":true,"href":"https:\/\/www.britecelectric.com\/ar\/wp-json\/wp\/v2\/blog_category?post=2171"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}