{"id":2163,"date":"2025-08-22T15:08:56","date_gmt":"2025-08-22T07:08:56","guid":{"rendered":"https:\/\/www.britecelectric.com\/?post_type=blog&#038;p=2163"},"modified":"2025-08-22T15:35:44","modified_gmt":"2025-08-22T07:35:44","slug":"types-of-surge-protection-devices","status":"publish","type":"blog","link":"https:\/\/www.britecelectric.com\/tr\/blog\/types-of-surge-protection-devices\/","title":{"rendered":"Farkl\u0131 T\u00fcrlerde A\u015f\u0131r\u0131 Gerilim Koruma Cihazlar\u0131 (SPD)"},"content":{"rendered":"<h2 data-start=\"384\" data-end=\"404\">1. Giri\u015f<\/h2>\r\n<p data-start=\"405\" data-end=\"685\">G\u00fc\u00e7 dalgalanmalar\u0131 modern elektrik sistemlerinde sessiz katillerdir. Konut elektroniklerinden end\u00fcstriyel otomasyona ve g\u00fcne\u015f enerjisi tesislerine kadar, tek bir ge\u00e7ici a\u015f\u0131r\u0131 gerilim bile kesintiye, maliyetli onar\u0131mlara veya ekipman ar\u0131zas\u0131na neden olabilir. \u00c7\u00f6z\u00fcm? <strong data-start=\"647\" data-end=\"683\"><span style=\"text-decoration: underline;\"><a href=\"https:\/\/www.britecelectric.com\/tr\/product-category\/ac-power-surge-protection\/\" target=\"_blank\" rel=\"noopener\">A\u015f\u0131r\u0131 Gerilim Koruma Cihazlar\u0131 (SPD'ler)<\/a><\/span>.<\/strong><\/p>\r\n<p data-start=\"687\" data-end=\"952\">Bu k\u0131lavuzda farkl\u0131 A\u015f\u0131r\u0131 Gerilim Koruma Cihazlar\u0131n\u0131 inceleyece\u011fiz, nas\u0131l \u00e7al\u0131\u015ft\u0131klar\u0131n\u0131 a\u00e7\u0131klayaca\u011f\u0131z ve uygulamalar\u0131n\u0131 kar\u015f\u0131la\u015ft\u0131raca\u011f\u0131z. Sonunda, sisteminize tam olarak hangi SPD t\u00fcrlerinin uydu\u011funu bileceksiniz; ister ev, ister veri merkezi, isterse PV kurulumu olsun.<\/p>\r\n\r\n<h2 data-start=\"959\" data-end=\"1001\">2. A\u015f\u0131r\u0131 Gerilim Koruma Cihazlar\u0131 Nelerdir?<\/h2>\r\n<p data-start=\"1002\" data-end=\"1283\">A <a href=\"https:\/\/www.britecelectric.com\/tr\/product-category\/ac-power-surge-protection\/\" target=\"_blank\" rel=\"noopener\"><span style=\"text-decoration: underline;\"><strong data-start=\"1004\" data-end=\"1037\">A\u015f\u0131r\u0131 Gerilim Koruma Cihaz\u0131 (SPD)<\/strong> <\/span><\/a>y\u0131ld\u0131r\u0131m \u00e7arpmas\u0131, anahtarlama olaylar\u0131 veya \u015febeke kesintilerinin neden oldu\u011fu ge\u00e7ici a\u015f\u0131r\u0131 gerilimleri s\u0131n\u0131rlamak i\u00e7in bir elektrik sistemine tak\u0131lan bir g\u00fcvenlik bile\u015fenidir. Dalgalanma enerjisini g\u00fcvenli bir \u015fekilde topra\u011fa y\u00f6nlendirerek ba\u011fl\u0131 ekipman\u0131 koruyarak \u00e7al\u0131\u015f\u0131r.<\/p>\r\n<p data-start=\"1285\" data-end=\"1440\">SPD'yi bir bas\u0131n\u00e7 tahliye valfi olarak d\u00fc\u015f\u00fcn\u00fcn: dalgalanman\u0131n olu\u015fmas\u0131n\u0131 engellemez ancak fazla enerjiyi hassas elektroniklerden uzakla\u015ft\u0131r\u0131r.<\/p>\r\n<p data-start=\"1285\" data-end=\"1440\"><a href=\"https:\/\/www.britecelectric.com\/tr\/product-category\/ac-power-surge-protection\/\" 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-1024x1024.webp\" alt=\"A\u015f\u0131r\u0131 Gerilim Koruma Cihaz\u0131 \u00c7e\u015fitleri\" width=\"705\" height=\"705\" \/><\/a><\/p>\r\n\r\n<h2 data-start=\"1447\" data-end=\"1486\">3. A\u015f\u0131r\u0131 Gerilim Korumas\u0131 Nas\u0131l \u00c7al\u0131\u015f\u0131r?<\/h2>\r\n<p data-start=\"1487\" data-end=\"1734\">SPD'ler, Metal Oksit Varist\u00f6rler (MOV'ler), Gaz De\u015farj T\u00fcpleri (GDT'ler) ve k\u0131v\u0131lc\u0131m aral\u0131klar\u0131 gibi bile\u015fenlere dayan\u0131r. Gerilim g\u00fcvenli bir e\u015fi\u011fi (Uc) a\u015ft\u0131\u011f\u0131nda, SPD iletim moduna ge\u00e7erek dalgalanmay\u0131 daha d\u00fc\u015f\u00fck bir art\u0131k gerilime (Yukar\u0131) s\u0131k\u0131\u015ft\u0131r\u0131r.<\/p>\r\n<p data-start=\"1736\" data-end=\"1767\">Anla\u015f\u0131lmas\u0131 gereken temel parametreler:<\/p>\r\n\r\n<ul data-start=\"1768\" data-end=\"2141\">\r\n \t<li data-start=\"1768\" data-end=\"1853\">\r\n<p data-start=\"1770\" data-end=\"1853\"><strong data-start=\"1770\" data-end=\"1816\">Uc (Maksimum S\u00fcrekli \u00c7al\u0131\u015fma Gerilimi):<\/strong> SPD'nin kald\u0131rabilece\u011fi normal voltaj.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1854\" data-end=\"1945\">\r\n<p data-start=\"1856\" data-end=\"1945\"><strong data-start=\"1856\" data-end=\"1890\">Yukar\u0131 (Voltaj Koruma Seviyesi):<\/strong> a\u015fa\u011f\u0131 y\u00f6ndeki cihazlar\u0131n \u201cg\u00f6rece\u011fi\u201d s\u0131k\u0131\u015ft\u0131rma gerilimi.\u201d<\/p>\r\n<\/li>\r\n \t<li data-start=\"1946\" data-end=\"2048\">\r\n<p data-start=\"1948\" data-end=\"2048\"><strong data-start=\"1948\" data-end=\"2000\">In \/ Imax (Nominal ve Maksimum De\u015farj Ak\u0131m\u0131):<\/strong> cihaz\u0131n ne kadar dalgalanma ak\u0131m\u0131n\u0131 emebilece\u011fi.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2049\" data-end=\"2141\">\r\n<p data-start=\"2051\" data-end=\"2141\"><strong data-start=\"2051\" data-end=\"2078\">Iimp (Darbe Ak\u0131m\u0131):<\/strong> Y\u0131ld\u0131r\u0131m \u00e7arpmas\u0131 dalga formlar\u0131n\u0131 temsil eden Tip 1'e \u00f6zel.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<a href=\"https:\/\/www.britecelectric.com\/tr\/attachment\/spd-install\/\" rel=\"attachment wp-att-2159\"><img class=\"alignnone size-full wp-image-2159\" src=\"https:\/\/www.britecelectric.com\/wp-content\/uploads\/2025\/08\/SPD-install.jpg\" alt=\"\" width=\"745\" height=\"609\" \/><\/a>\r\n<h2 data-start=\"486\" data-end=\"527\">4. A\u015f\u0131r\u0131 Gerilim Koruma Cihazlar\u0131n\u0131n \u00c7e\u015fitleri<\/h2>\r\n<p data-start=\"529\" data-end=\"821\">SPD t\u00fcrlerini anlamak, katmanl\u0131 a\u015f\u0131r\u0131 gerilim korumas\u0131n\u0131 tasarlaman\u0131n anahtar\u0131d\u0131r. Gibi uluslararas\u0131 standartlar <a href=\"https:\/\/webstore.iec.ch\/en\/publication\/65314\" target=\"_blank\" rel=\"noopener\"><strong data-start=\"639\" data-end=\"660\">IEC 61643-11 (AC)<\/strong><\/a>, <a href=\"https:\/\/webstore.iec.ch\/en\/publication\/26931\" target=\"_blank\" rel=\"noopener\"><strong data-start=\"662\" data-end=\"686\">IEC 61643-31 (DC\/PV)<\/strong><\/a>, Ve <a href=\"https:\/\/www.nemasurge.org\/ul-1449-transient-voltage-surge-suppressors\/\" target=\"_blank\" rel=\"nofollow noopener\"><strong data-start=\"692\" data-end=\"719\">UL 1449 (Kuzey Amerika)<\/strong> <\/a>Test dalga formlar\u0131na, enerji kapasitesine ve kurulum konumuna g\u00f6re farkl\u0131 s\u0131n\u0131flar\u0131 tan\u0131mlay\u0131n.<\/p>\r\n<p data-start=\"823\" data-end=\"975\">A\u015fa\u011f\u0131da kar\u015f\u0131la\u015faca\u011f\u0131n\u0131z farkl\u0131 t\u00fcrdeki a\u015f\u0131r\u0131 gerilim koruma cihazlar\u0131n\u0131 (SPD'ler) teknik rolleri ve uygulama k\u0131lavuzlar\u0131yla birlikte ele al\u0131yoruz.<\/p>\r\n\r\n<h3 data-start=\"982\" data-end=\"1038\">4.1 Tip 1 SPD'ler (IEC 61643-11, S\u0131n\u0131f I, 10\/350 \u00b5s)<\/h3>\r\n<ul data-start=\"1039\" data-end=\"1975\">\r\n \t<li data-start=\"1039\" data-end=\"1201\">\r\n<p data-start=\"1041\" data-end=\"1201\"><strong data-start=\"1041\" data-end=\"1056\">Tan\u0131m:<\/strong> K\u0131smi y\u0131ld\u0131r\u0131m ak\u0131m\u0131n\u0131 bo\u015faltmak i\u00e7in tasarlanm\u0131\u015ft\u0131r. Do\u011frudan y\u0131ld\u0131r\u0131m \u00e7arpmas\u0131n\u0131 temsil eden 10\/350 \u00b5s darbe dalga formu (Iimp) ile test edilmi\u015ftir.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1202\" data-end=\"1383\">\r\n<p data-start=\"1204\" data-end=\"1383\"><strong data-start=\"1204\" data-end=\"1227\">Kurulum Noktas\u0131:<\/strong> Servis giri\u015fi, genellikle ana da\u011f\u0131t\u0131m panosunun yukar\u0131s\u0131nda. Genellikle harici Y\u0131ld\u0131r\u0131mdan Korunma Sistemi (LPS) ile donat\u0131lm\u0131\u015f binalarda kullan\u0131l\u0131r.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1384\" data-end=\"1658\">\r\n<p data-start=\"1386\" data-end=\"1407\"><strong data-start=\"1386\" data-end=\"1405\">Anahtar Parametreler:<\/strong><\/p>\r\n\r\n<ul data-start=\"1410\" data-end=\"1658\">\r\n \t<li data-start=\"1410\" data-end=\"1475\">\r\n<p data-start=\"1412\" data-end=\"1475\">Iimp (Darbe Ak\u0131m\u0131): Nominal y\u0131ld\u0131r\u0131m ak\u0131m\u0131 kapasitesi.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1478\" data-end=\"1571\">\r\n<p data-start=\"1480\" data-end=\"1571\">Uc (Maksimum S\u00fcrekli \u00c7al\u0131\u015fma Gerilimi): Normal \u00e7al\u0131\u015fma s\u0131ras\u0131nda hasar olu\u015fmamas\u0131n\u0131 sa\u011flar.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1574\" data-end=\"1658\">\r\n<p data-start=\"1576\" data-end=\"1658\">Yukar\u0131 (Voltaj Koruma Seviyesi): A\u015fa\u011f\u0131 ak\u0131m devreleri taraf\u0131ndan g\u00f6r\u00fclen art\u0131k voltaj.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"1659\" data-end=\"1731\">\r\n<p data-start=\"1661\" data-end=\"1731\"><strong data-start=\"1661\" data-end=\"1681\">Kullan\u0131lan Teknoloji:<\/strong> K\u0131v\u0131lc\u0131m bo\u015fluklar\u0131, a\u011f\u0131r hizmet MOV'lar\u0131 veya hibrit tasar\u0131mlar.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1732\" data-end=\"1862\">\r\n<p data-start=\"1734\" data-end=\"1750\"><strong data-start=\"1734\" data-end=\"1748\">Kullan\u0131m Durumlar\u0131:<\/strong><\/p>\r\n\r\n<ul data-start=\"1753\" data-end=\"1862\">\r\n \t<li data-start=\"1753\" data-end=\"1806\">\r\n<p data-start=\"1755\" data-end=\"1806\">End\u00fcstriyel tesisler, telekom kuleleri, hastaneler.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1809\" data-end=\"1862\">\r\n<p data-start=\"1811\" data-end=\"1862\">Y\u0131ld\u0131r\u0131m yo\u011funlu\u011funun y\u00fcksek oldu\u011fu b\u00f6lgelerdeki y\u00fcksek binalar.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"1863\" data-end=\"1975\">\r\n<p data-start=\"1865\" data-end=\"1975\"><strong data-start=\"1865\" data-end=\"1877\">\u00d6rnek:<\/strong> \u00c7at\u0131 \u00fcst\u00fc paratonerlerin bulundu\u011fu bir fabrika, ana beslemede Tip 1 SPD'lere ihtiya\u00e7 duyacakt\u0131r.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"1982\" data-end=\"2037\">4.2 Tip 2 SPD'ler (IEC 61643-11, S\u0131n\u0131f II, 8\/20 \u00b5s)<\/h3>\r\n<ul data-start=\"2038\" data-end=\"2824\">\r\n \t<li data-start=\"2038\" data-end=\"2167\">\r\n<p data-start=\"2040\" data-end=\"2167\"><strong data-start=\"2040\" data-end=\"2055\">Tan\u0131m:<\/strong> Anahtarlama dalgalanmalar\u0131n\u0131 ve dolayl\u0131 y\u0131ld\u0131r\u0131m etkilerini y\u00f6netir. 8\/20 \u00b5s ak\u0131m dalga formu (In, Imax) ile test edilmi\u015ftir.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2168\" data-end=\"2248\">\r\n<p data-start=\"2170\" data-end=\"2248\"><strong data-start=\"2170\" data-end=\"2193\">Kurulum Noktas\u0131:<\/strong> Tesis i\u00e7indeki ana veya tali da\u011f\u0131t\u0131m panolar\u0131.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2249\" data-end=\"2496\">\r\n<p data-start=\"2251\" data-end=\"2272\"><strong data-start=\"2251\" data-end=\"2270\">Anahtar Parametreler:<\/strong><\/p>\r\n\r\n<ul data-start=\"2275\" data-end=\"2496\">\r\n \t<li data-start=\"2275\" data-end=\"2347\">\r\n<p data-start=\"2277\" data-end=\"2347\">In (Nominal De\u015farj Ak\u0131m\u0131): \u00e7oklu dalgalanmalara kar\u015f\u0131 dayan\u0131kl\u0131l\u0131k.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2350\" data-end=\"2417\">\r\n<p data-start=\"2352\" data-end=\"2417\">Imax (Maksimum De\u015farj Ak\u0131m\u0131): maksimum dalgalanma kapasitesi.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2420\" data-end=\"2496\">\r\n<p data-start=\"2422\" data-end=\"2496\">Yukar\u0131: hem yukar\u0131 ak\u0131\u015f Tip 1 hem de a\u015fa\u011f\u0131 ak\u0131\u015f Tip 3 ile koordineli olmal\u0131d\u0131r.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"2497\" data-end=\"2578\">\r\n<p data-start=\"2499\" data-end=\"2578\"><strong data-start=\"2499\" data-end=\"2519\">Kullan\u0131lan Teknoloji:<\/strong> Kolay de\u011fi\u015ftirme i\u00e7in genellikle tak\u0131labilen MOV tabanl\u0131 mod\u00fcller.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2579\" data-end=\"2716\">\r\n<p data-start=\"2581\" data-end=\"2597\"><strong data-start=\"2581\" data-end=\"2595\">Kullan\u0131m Durumlar\u0131:<\/strong><\/p>\r\n\r\n<ul data-start=\"2600\" data-end=\"2716\">\r\n \t<li data-start=\"2600\" data-end=\"2655\">\r\n<p data-start=\"2602\" data-end=\"2655\">Konutlar, ofis binalar\u0131, perakende ma\u011fazalar.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2658\" data-end=\"2716\">\r\n<p data-start=\"2660\" data-end=\"2716\">Orta derecede dalgalanma riski olan b\u00f6lgelerde standart koruma.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"2717\" data-end=\"2824\">\r\n<p data-start=\"2719\" data-end=\"2824\"><strong data-start=\"2719\" data-end=\"2731\">\u00d6rnek:<\/strong> Harici LPS'siz k\u00fc\u00e7\u00fck bir ofis genellikle ana kartta Tip 2 SPD'leri kullan\u0131r.<\/p>\r\n<\/li>\r\n<\/ul>\r\nAyr\u0131nt\u0131l\u0131 bir d\u00f6k\u00fcm ister misiniz? K\u0131lavuzumuzun tamam\u0131n\u0131 okuyun: <span style=\"text-decoration: underline;\"><em><strong data-start=\"1021\" data-end=\"1147\"><a class=\"decorated-link\" href=\"https:\/\/www.britecelectric.com\/tr\/blog\/what-is-a-type-2-surge-protection-device\/\" target=\"_blank\" rel=\"noopener\" data-start=\"1023\" data-end=\"1145\">Tip 2 A\u015f\u0131r\u0131 Gerilim Koruma Cihaz\u0131 Nedir?<\/a><\/strong><\/em><\/span>\r\n<h3 data-start=\"2831\" data-end=\"2890\">4.3 Tip 3 SPD'ler (IEC 61643-11, S\u0131n\u0131f III, birle\u015fik dalga)<\/h3>\r\n<ul data-start=\"2891\" data-end=\"3555\">\r\n \t<li data-start=\"2891\" data-end=\"3022\">\r\n<p data-start=\"2893\" data-end=\"3022\"><strong data-start=\"2893\" data-end=\"2908\">Tan\u0131m:<\/strong> Terminal ekipman\u0131 i\u00e7in hassas koruma. Kombinasyon dalgas\u0131yla test edilmi\u015ftir (1,2\/50 \u00b5s gerilim + 8\/20 \u00b5s ak\u0131m).<\/p>\r\n<\/li>\r\n \t<li data-start=\"3023\" data-end=\"3126\">\r\n<p data-start=\"3025\" data-end=\"3126\"><strong data-start=\"3025\" data-end=\"3048\">Kurulum Noktas\u0131:<\/strong> Korunan cihaza (priz, cihaz giri\u015fi) m\u00fcmk\u00fcn oldu\u011fu kadar yak\u0131n.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3127\" data-end=\"3273\">\r\n<p data-start=\"3129\" data-end=\"3150\"><strong data-start=\"3129\" data-end=\"3148\">Anahtar Parametreler:<\/strong><\/p>\r\n\r\n<ul data-start=\"3153\" data-end=\"3273\">\r\n \t<li data-start=\"3153\" data-end=\"3216\">\r\n<p data-start=\"3155\" data-end=\"3216\">Yukar\u0131: Hassas y\u00fckleri korumak i\u00e7in \u00e7ok d\u00fc\u015f\u00fck s\u0131k\u0131\u015ft\u0131rma seviyesi.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3219\" data-end=\"3273\">\r\n<p data-start=\"3221\" data-end=\"3273\">Yukar\u0131 ak\u0131\u015f Tip 2 ile koordineli olarak kullan\u0131lmal\u0131d\u0131r.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"3274\" data-end=\"3348\">\r\n<p data-start=\"3276\" data-end=\"3348\"><strong data-start=\"3276\" data-end=\"3296\">Kullan\u0131lan Teknoloji:<\/strong> Ekstra zay\u0131flama i\u00e7in filtrelerle birle\u015ftirilmi\u015f MOV'lar.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3349\" data-end=\"3435\">\r\n<p data-start=\"3351\" data-end=\"3367\"><strong data-start=\"3351\" data-end=\"3365\">Kullan\u0131m Durumlar\u0131:<\/strong><\/p>\r\n\r\n<ul data-start=\"3370\" data-end=\"3435\">\r\n \t<li data-start=\"3370\" data-end=\"3435\">\r\n<p data-start=\"3372\" data-end=\"3435\">Bilgisayarlar, LED s\u00fcr\u00fcc\u00fcleri, t\u0131bbi elektronikler ve kontrol sistemleri.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"3436\" data-end=\"3555\">\r\n<p data-start=\"3438\" data-end=\"3555\"><strong data-start=\"3438\" data-end=\"3450\">\u00d6rnek:<\/strong> Bir hastane MRI makinesi, cihaz\u0131n yak\u0131n\u0131nda Tip 2 ile birlikte \u00e7al\u0131\u015fan Tip 3 SPD gerektirir.<\/p>\r\n<\/li>\r\n<\/ul>\r\n\u00d6zel makalemizde daha fazla bilgi edinin: <span style=\"text-decoration: underline;\"><em><strong data-start=\"1474\" data-end=\"1584\"><a class=\"decorated-link\" href=\"https:\/\/www.britecelectric.com\/tr\/blog\/what-is-a-type-3-surge-protector\/\" target=\"_blank\" rel=\"noopener\" data-start=\"1476\" data-end=\"1582\">Tip 3 A\u015f\u0131r\u0131 Gerilim Koruyucu Nedir?<\/a><\/strong><\/em><\/span>\r\n<h3 data-start=\"3562\" data-end=\"3594\">4.4 T1+T2 Kombinasyon SPD'leri<\/h3>\r\n<ul data-start=\"3595\" data-end=\"4178\">\r\n \t<li data-start=\"3595\" data-end=\"3710\">\r\n<p data-start=\"3597\" data-end=\"3710\"><strong data-start=\"3597\" data-end=\"3612\">Tan\u0131m:<\/strong> Hem S\u0131n\u0131f I (10\/350 \u00b5s) hem de S\u0131n\u0131f II (8\/20 \u00b5s) dalga formlar\u0131 i\u00e7in test edilen tek bir SPD \u00fcnitesi.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3711\" data-end=\"3804\">\r\n<p data-start=\"3713\" data-end=\"3804\"><strong data-start=\"3713\" data-end=\"3725\">Fayda:<\/strong> Tek bir cihazda do\u011frudan y\u0131ld\u0131r\u0131ma ve anahtarlama dalgalanmalar\u0131na kar\u015f\u0131 koruma sa\u011flar.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3805\" data-end=\"3895\">\r\n<p data-start=\"3807\" data-end=\"3895\"><strong data-start=\"3807\" data-end=\"3830\">Kurulum Noktas\u0131:<\/strong> Alan veya b\u00fct\u00e7e birden fazla cihaz\u0131 s\u0131n\u0131rlad\u0131\u011f\u0131nda hizmet giri\u015fi.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3896\" data-end=\"4076\">\r\n<p data-start=\"3898\" data-end=\"3914\"><strong data-start=\"3898\" data-end=\"3912\">Kullan\u0131m Durumlar\u0131:<\/strong><\/p>\r\n\r\n<ul data-start=\"3917\" data-end=\"4076\">\r\n \t<li data-start=\"3917\" data-end=\"3996\">\r\n<p data-start=\"3919\" data-end=\"3996\">Orta b\u00fcy\u00fckl\u00fckteki ticari veya konut binalar\u0131 kompakt \u00e7\u00f6z\u00fcmlere ihtiya\u00e7 duyar.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3999\" data-end=\"4076\">\r\n<p data-start=\"4001\" data-end=\"4076\">Ayr\u0131 Tip 1 ve Tip 2 aras\u0131ndaki koordinasyonun zor oldu\u011fu alanlar.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"4077\" data-end=\"4178\">\r\n<p data-start=\"4079\" data-end=\"4178\"><strong data-start=\"4079\" data-end=\"4091\">\u00d6rnek:<\/strong> A shopping mall's main switchboard may install a T1+T2 SPD to simplify protection.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"4185\" data-end=\"4217\">4.5 T2+T3 Kombinasyon SPD'leri<\/h3>\r\n<ul data-start=\"4218\" data-end=\"4676\">\r\n \t<li data-start=\"4218\" data-end=\"4299\">\r\n<p data-start=\"4220\" data-end=\"4299\"><strong data-start=\"4220\" data-end=\"4235\">Tan\u0131m:<\/strong> Hibrit cihazlar S\u0131n\u0131f II ve S\u0131n\u0131f III performans\u0131 a\u00e7\u0131s\u0131ndan test edilir.<\/p>\r\n<\/li>\r\n \t<li data-start=\"4300\" data-end=\"4374\">\r\n<p data-start=\"4302\" data-end=\"4374\"><strong data-start=\"4302\" data-end=\"4314\">Fayda:<\/strong> Hem da\u011f\u0131t\u0131m d\u00fczeyinde hem de terminal korumas\u0131 sa\u011flar.<\/p>\r\n<\/li>\r\n \t<li data-start=\"4375\" data-end=\"4477\">\r\n<p data-start=\"4377\" data-end=\"4477\"><strong data-start=\"4377\" data-end=\"4400\">Kurulum Noktas\u0131:<\/strong> \u00d6zellikle kablo mesafeleri 10 m'yi a\u015farsa, hassas y\u00fcklere yak\u0131n alt paneller.<\/p>\r\n<\/li>\r\n \t<li data-start=\"4478\" data-end=\"4559\">\r\n<p data-start=\"4480\" data-end=\"4496\"><strong data-start=\"4480\" data-end=\"4494\">Kullan\u0131m Durumlar\u0131:<\/strong><\/p>\r\n\r\n<ul data-start=\"4499\" data-end=\"4559\">\r\n \t<li data-start=\"4499\" data-end=\"4559\">\r\n<p data-start=\"4501\" data-end=\"4559\">Veri merkezleri, sunucu odalar\u0131, end\u00fcstriyel kontrol kabinleri.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"4560\" data-end=\"4676\">\r\n<p data-start=\"4562\" data-end=\"4676\"><strong data-start=\"4562\" data-end=\"4574\">\u00d6rnek:<\/strong> PLC'lere uzun kablo ba\u011flant\u0131lar\u0131 olan bir fabrika otomasyon hatt\u0131, PLC panellerinin yak\u0131n\u0131nda bir T2+T3 SPD kullanabilir.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"4683\" data-end=\"4734\">4.6 Tip 4 SPD'ler (UL 1449, yaln\u0131zca Kuzey Amerika)<\/h3>\r\n<ul data-start=\"4735\" data-end=\"5324\">\r\n \t<li data-start=\"4735\" data-end=\"4856\">\r\n<p data-start=\"4737\" data-end=\"4856\"><strong data-start=\"4737\" data-end=\"4762\">Tan\u0131m (UL 1449):<\/strong> Bile\u015fen d\u00fczenekleri tek ba\u015f\u0131na cihazlar olarak tasarlanmam\u0131\u015ft\u0131r ancak OEM ekipman\u0131na entegre edilmi\u015ftir.<\/p>\r\n<\/li>\r\n \t<li data-start=\"4857\" data-end=\"5012\">\r\n<p data-start=\"4859\" data-end=\"4879\"><strong data-start=\"4859\" data-end=\"4877\">Alt kategoriler:<\/strong><\/p>\r\n\r\n<ul data-start=\"4882\" data-end=\"5012\">\r\n \t<li data-start=\"4882\" data-end=\"4965\">\r\n<p data-start=\"4884\" data-end=\"4965\">Tip 4 Bile\u015fen D\u00fczenekleri (CA): \u00fcreticiler i\u00e7in \u00f6nceden paketlenmi\u015f SPD par\u00e7alar\u0131.<\/p>\r\n<\/li>\r\n \t<li data-start=\"4968\" data-end=\"5012\">\r\n<p data-start=\"4970\" data-end=\"5012\">Tip 5 Bile\u015fenler: ham MOV'lar veya GDT'ler.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"5013\" data-end=\"5099\">\r\n<p data-start=\"5015\" data-end=\"5099\"><strong data-start=\"5015\" data-end=\"5038\">Kurulum Noktas\u0131:<\/strong> \u0130\u00e7 cihazlar, g\u00fc\u00e7 kaynaklar\u0131 veya \u00f6zel yap\u0131m paneller.<\/p>\r\n<\/li>\r\n \t<li data-start=\"5100\" data-end=\"5230\">\r\n<p data-start=\"5102\" data-end=\"5118\"><strong data-start=\"5102\" data-end=\"5116\">Kullan\u0131m Durumlar\u0131:<\/strong><\/p>\r\n\r\n<ul data-start=\"5121\" data-end=\"5230\">\r\n \t<li data-start=\"5121\" data-end=\"5166\">\r\n<p data-start=\"5123\" data-end=\"5166\">A\u015f\u0131r\u0131 gerilime kar\u015f\u0131 korumal\u0131 ekipman tasarlayan OEM'ler.<\/p>\r\n<\/li>\r\n \t<li data-start=\"5169\" data-end=\"5230\">\r\n<p data-start=\"5171\" data-end=\"5230\">Kuzey Amerika pazar\u0131ndaki \u00f6zel end\u00fcstriyel ekipmanlar.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"5231\" data-end=\"5324\">\r\n<p data-start=\"5233\" data-end=\"5324\"><strong data-start=\"5233\" data-end=\"5245\">\u00d6rnek:<\/strong> Bir UPS \u00fcreticisi, \u00fcr\u00fcnlerine Tip 4 SPD d\u00fczeneklerini entegre etmektedir.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"5331\" data-end=\"5382\">4,7 PV\/DC SPD'ler (IEC 61643-31, 1500 VDC'ye kadar)<\/h3>\r\n<ul data-start=\"5383\" data-end=\"6082\">\r\n \t<li data-start=\"5383\" data-end=\"5474\">\r\n<p data-start=\"5385\" data-end=\"5474\"><strong data-start=\"5385\" data-end=\"5400\">Tan\u0131m:<\/strong> Fotovoltaik ve DC devreler i\u00e7in tasarlanm\u0131\u015f a\u015f\u0131r\u0131 gerilim koruma cihazlar\u0131.<\/p>\r\n<\/li>\r\n \t<li data-start=\"5475\" data-end=\"5555\">\r\n<p data-start=\"5477\" data-end=\"5555\"><strong data-start=\"5477\" data-end=\"5496\">Test Standartlar\u0131:<\/strong> IEC 61643-31, DC uygulamalar\u0131na y\u00f6nelik gereksinimleri belirtir.<\/p>\r\n<\/li>\r\n \t<li data-start=\"5556\" data-end=\"5647\">\r\n<p data-start=\"5558\" data-end=\"5647\"><strong data-start=\"5558\" data-end=\"5581\">Kurulum Noktas\u0131:<\/strong> PV dizisi birle\u015ftirici kutular\u0131, invert\u00f6rler ve DC da\u011f\u0131t\u0131m panolar\u0131.<\/p>\r\n<\/li>\r\n \t<li data-start=\"5648\" data-end=\"5876\">\r\n<p data-start=\"5650\" data-end=\"5671\"><strong data-start=\"5650\" data-end=\"5669\">Anahtar Parametreler:<\/strong><\/p>\r\n\r\n<ul data-start=\"5674\" data-end=\"5876\">\r\n \t<li data-start=\"5674\" data-end=\"5740\">\r\n<p data-start=\"5676\" data-end=\"5740\">Ucpv: nominal s\u00fcrekli PV voltaj\u0131 (600 V, 1000 V, 1500 V).<\/p>\r\n<\/li>\r\n \t<li data-start=\"5743\" data-end=\"5796\">\r\n<p data-start=\"5745\" data-end=\"5796\">In \/ Imax: DC taraf\u0131nda a\u015f\u0131r\u0131 ak\u0131m y\u00f6netimi.<\/p>\r\n<\/li>\r\n \t<li data-start=\"5799\" data-end=\"5876\">\r\n<p data-start=\"5801\" data-end=\"5876\">Tepki s\u00fcresi: yar\u0131 iletken tabanl\u0131 invert\u00f6rler i\u00e7in yeterince h\u0131zl\u0131 olmal\u0131d\u0131r.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"5877\" data-end=\"5976\">\r\n<p data-start=\"5879\" data-end=\"5895\"><strong data-start=\"5879\" data-end=\"5893\">Kullan\u0131m Durumlar\u0131:<\/strong><\/p>\r\n\r\n<ul data-start=\"5898\" data-end=\"5976\">\r\n \t<li data-start=\"5898\" data-end=\"5976\">\r\n<p data-start=\"5900\" data-end=\"5976\">Hizmet \u00f6l\u00e7e\u011finde g\u00fcne\u015f enerjisi \u00e7iftlikleri, \u00e7at\u0131 \u00fcst\u00fc PV sistemleri, ak\u00fc depolama tesisleri.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"5977\" data-end=\"6082\">\r\n<p data-start=\"5979\" data-end=\"6082\"><strong data-start=\"5979\" data-end=\"5991\">\u00d6rnek:<\/strong> 1500 VDC'lik bir g\u00fcne\u015f enerjisi santralinin ihtiyac\u0131 olacak <a href=\"https:\/\/www.britecelectric.com\/tr\/product_category\/pv-surge-protection-type-1-type-2\/\" target=\"_blank\" rel=\"noopener\"><strong data-start=\"6024\" data-end=\"6041\">T1+T2 PV SPD'ler<\/strong><\/a> birle\u015ftirici kutularda ve invert\u00f6r giri\u015flerinde.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<p data-start=\"6089\" data-end=\"6304\"><strong data-start=\"6091\" data-end=\"6115\">Okuyucular i\u00e7in Profesyonel \u0130pucu:<\/strong> Her zaman bir <em data-start=\"6129\" data-end=\"6153\">koordineli SPD sistemi<\/em>. Giri\u015fte Tip 1, alt panellerde Tip 2 ve kritik y\u00fcklerin yak\u0131n\u0131nda Tip 3. PV i\u00e7in IEC 61643-31'de belirtildi\u011fi \u015fekilde Tip 2 veya T1+T2 DC SPD'leri ekleyin.<\/p>\r\n\r\n<h2 data-start=\"3151\" data-end=\"3197\">5. Tip 1 ve Tip 2 ve Tip 3 SPD Cihazlar\u0131<\/h2>\r\n<p data-start=\"3199\" data-end=\"3436\">Daha derin bir inceleme istiyorsan\u0131z, bu konuyla ilgili \u00f6zel blogumuza buradan g\u00f6z at\u0131n:<br data-start=\"3270\" data-end=\"3273\" \/><a class=\"\" href=\"https:\/\/www.britecelectric.com\/tr\/blog\/difference-between-type-1-type-2-and-type-3-surge-protective-devices\/\" target=\"_blank\" rel=\"noopener\" data-start=\"3276\" data-end=\"3434\"><em><strong>Tip 1, Tip 2 ve Tip 3 SPD'ler Aras\u0131ndaki Fark<\/strong><\/em><\/a><\/p>\r\n<p data-start=\"3438\" data-end=\"3504\">Do\u011fru SPD tipini se\u00e7menize yard\u0131mc\u0131 olacak h\u0131zl\u0131 bir kar\u015f\u0131la\u015ft\u0131rma:<\/p>\r\n\r\n<table>\r\n<thead>\r\n<tr>\r\n<th>Ba\u011flanmak<\/th>\r\n<th><strong>Tip 1 SPD<\/strong><\/th>\r\n<th><strong>Tip 2 SPD<\/strong><\/th>\r\n<th><strong>Tip 3 SPD<\/strong><\/th>\r\n<\/tr>\r\n<\/thead>\r\n<tbody>\r\n<tr>\r\n<td><strong>Test Edilmi\u015f Standart<\/strong><\/td>\r\n<td>IEC 61643-11 S\u0131n\u0131f I (10\/350 \u00b5s) + \u00e7ift dereceli UL Tip 1\/2<\/td>\r\n<td>IEC 61643-11 S\u0131n\u0131f II (8\/20 \u00b5s) + UL Tip 2<\/td>\r\n<td>IEC 61643-11 S\u0131n\u0131f III (kombinasyon dalgas\u0131) + UL Tip 3<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><strong>Tipik Konum<\/strong><\/td>\r\n<td>Servis giri\u015fi \/ Ana santral<\/td>\r\n<td>Da\u011f\u0131t\u0131m panolar\u0131n\u0131n\/alt panellerin i\u00e7i<\/td>\r\n<td>Kritik y\u00fcklerin (bilgisayarlar, s\u00fcr\u00fcc\u00fcler, t\u0131bbi cihazlar) 1 m yak\u0131n\u0131nda<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><strong>Birincil \u0130\u015flev<\/strong><\/td>\r\n<td>Do\u011frudan y\u0131ld\u0131r\u0131m ak\u0131m\u0131n\u0131 idare edin; Bina giri\u015fini koruyun<\/td>\r\n<td>Anahtarlama, ar\u0131za arklar\u0131 vb. kaynakl\u0131 mod\u00fcler dalgalanmalar\u0131 y\u00f6netin.<\/td>\r\n<td>Hassas elektronikler i\u00e7in kalan enerjiyi bast\u0131r\u0131n.<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><strong>Parametre Oda\u011f\u0131<\/strong><\/td>\r\n<td>Y\u00fcksek empedans; Uc \u2265 sistem voltaj\u0131; Yukar\u0131 koordinasyon<\/td>\r\n<td>Imax'ta, yukar\u0131\/a\u015fa\u011f\u0131 SPD'lerle yukar\u0131 basamakl\u0131<\/td>\r\n<td>Ultra D\u00fc\u015f\u00fck Yukar\u0131; hassas y\u00fckleri korumak i\u00e7in hassas s\u0131k\u0131\u015ft\u0131rma<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><strong>Kurulum Notu<\/strong><\/td>\r\n<td>B\u00fcy\u00fck kablolama gerektirir (\u226516 mm\u00b2); yukar\u0131 ak\u0131\u015f OCPD olmadan kurulabilir; Tip 2 ile koordine edilmelidir<\/td>\r\n<td>Yukar\u0131 y\u00f6nde a\u015f\u0131r\u0131 ak\u0131m korumas\u0131 gerektirir; kablolama \u22656 mm\u00b2<\/td>\r\n<td>Y\u00fcke \u00e7ok yak\u0131n; yukar\u0131 ak\u0131\u015f Tip 2'ye ek<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><strong>Kullan\u0131m Durumlar\u0131<\/strong><\/td>\r\n<td>LPS'li binalar, y\u00fcksek yap\u0131lar ve y\u00fcksek ayd\u0131nlatma b\u00f6lgeleri<\/td>\r\n<td>\u00c7o\u011fu ev, ticari tesis ve end\u00fcstriyel alt panel<\/td>\r\n<td>PC k\u00fcmeleri, PLC raflar\u0131, LED\/medikal sistemler<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<h4 data-start=\"1155\" data-end=\"1168\">Genel bak\u0131\u015f<\/h4>\r\n<ul data-start=\"1183\" data-end=\"1421\">\r\n \t<li data-start=\"1183\" data-end=\"1258\">\r\n<p data-start=\"1185\" data-end=\"1258\"><strong data-start=\"1185\" data-end=\"1200\">Tip 1 SPD'ler<\/strong> y\u00fcksek enerjili, do\u011frudan y\u0131ld\u0131r\u0131m darbelerini (10\/350 \u00b5s) y\u00f6netin.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1259\" data-end=\"1334\">\r\n<p data-start=\"1261\" data-end=\"1334\"><strong data-start=\"1261\" data-end=\"1276\">Tip 2 SPD'ler<\/strong> anahtarlama dalgalanmalar\u0131n\u0131 ve dolayl\u0131 darbeleri azalt\u0131n (8\/20 \u00b5s).<\/p>\r\n<\/li>\r\n \t<li data-start=\"1335\" data-end=\"1421\">\r\n<p data-start=\"1337\" data-end=\"1421\"><strong data-start=\"1337\" data-end=\"1352\">Tip 3 SPD'ler<\/strong> Hassas ekipman\u0131 son kilometrede koruyun (kombinasyon dalga formu).<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h2 data-start=\"185\" data-end=\"253\">6. A\u015f\u0131r\u0131 Gerilim Koruma Cihazlar\u0131n\u0131n (SPD) Kurulumu ve Koordinasyonu<\/h2>\r\n<p data-start=\"255\" data-end=\"619\">Do\u011fru kurulum, do\u011fru A\u015f\u0131r\u0131 Gerilim Koruma Cihaz\u0131 (SPD) T\u00fcr\u00fcn\u00fcn se\u00e7ilmesi kadar \u00f6nemlidir. Yanl\u0131\u015f kablolama veya zay\u0131f koordinasyon, SPD'nin kendisi IEC veya UL standartlar\u0131n\u0131 kar\u015f\u0131lasa bile koruma d\u00fczeylerini tehlikeye atabilir. IEC 61643-11, IEC 61643-31, UL 1449 ve \u015firketimizin m\u00fchendislik y\u00f6nergelerine g\u00f6re en iyi temel uygulamalar \u015funlard\u0131r:<\/p>\r\n<p data-start=\"255\" data-end=\"619\"><a href=\"https:\/\/www.britecelectric.com\/tr\/attachment\/spds-install\/\" rel=\"attachment wp-att-2167\"><img class=\"alignnone size-large wp-image-2167\" src=\"https:\/\/www.britecelectric.com\/wp-content\/uploads\/2025\/08\/SPDs-install-1024x726.jpg\" alt=\"\" width=\"1024\" height=\"726\" \/><\/a><\/p>\r\n\r\n<h3 data-start=\"621\" data-end=\"654\">1. En K\u0131sa Ba\u011flant\u0131 Kural\u0131<\/h3>\r\n<ul data-start=\"655\" data-end=\"917\">\r\n \t<li data-start=\"655\" data-end=\"789\">\r\n<p data-start=\"657\" data-end=\"789\">T\u00fcm SPD ba\u011flant\u0131 kablolar\u0131n\u0131 m\u00fcmk\u00fcn oldu\u011fu kadar k\u0131sa ve d\u00fcz, ideal olarak \u2264 0,5 m (teknik k\u0131lavuzumuzda \u00f6nerildi\u011fi gibi) tutun.<\/p>\r\n<\/li>\r\n \t<li data-start=\"790\" data-end=\"917\">\r\n<p data-start=\"792\" data-end=\"917\">Uzun kablolar, korunan ekipman\u0131n g\u00f6rd\u00fc\u011f\u00fc art\u0131k voltaj\u0131 (Yukar\u0131) art\u0131ran end\u00fcktif voltaj y\u00fckselmesine neden olur.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"919\" data-end=\"950\">2. Do\u011fru \u0130letken Boyutu<\/h3>\r\n<ul data-start=\"951\" data-end=\"1317\">\r\n \t<li data-start=\"951\" data-end=\"1242\">\r\n<p data-start=\"953\" data-end=\"1002\">SPD tipine g\u00f6re boyutland\u0131r\u0131lm\u0131\u015f iletkenler kullan\u0131n:<\/p>\r\n\r\n<ul data-start=\"1005\" data-end=\"1242\">\r\n \t<li data-start=\"1005\" data-end=\"1089\">\r\n<p data-start=\"1007\" data-end=\"1089\"><strong data-start=\"1007\" data-end=\"1022\">Tip 1 SPD:<\/strong> minimum 16 mm\u00b2 bak\u0131r (y\u00fcksek enerjili y\u0131ld\u0131r\u0131m ak\u0131m\u0131, Iimp).<\/p>\r\n<\/li>\r\n \t<li data-start=\"1092\" data-end=\"1137\">\r\n<p data-start=\"1094\" data-end=\"1137\"><strong data-start=\"1094\" data-end=\"1109\">Tip 2 SPD:<\/strong> minimum 6 mm\u00b2 bak\u0131r.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1140\" data-end=\"1242\">\r\n<p data-start=\"1142\" data-end=\"1242\"><strong data-start=\"1142\" data-end=\"1157\">Tip 3 SPD:<\/strong> \u00fcreticinin verilerini takip edin; genellikle daha d\u00fc\u015f\u00fck ak\u0131m nedeniyle daha k\u00fc\u00e7\u00fck kesitler.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"1243\" data-end=\"1317\">\r\n<p data-start=\"1245\" data-end=\"1317\">Her zaman d\u00fc\u015f\u00fck empedansl\u0131 bak\u0131r iletkenler kullan\u0131n ve keskin b\u00fck\u00fclmelerden ka\u00e7\u0131n\u0131n.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"1319\" data-end=\"1349\">3. E\u015fpotansiyel Ba\u011flanma<\/h3>\r\n<ul data-start=\"1350\" data-end=\"1571\">\r\n \t<li data-start=\"1350\" data-end=\"1447\">\r\n<p data-start=\"1352\" data-end=\"1447\">T\u00fcm SPD'ler ayn\u0131 ana topraklama \u00e7ubu\u011funa veya e\u015f potansiyel ba\u011flama sistemine ba\u011flanmal\u0131d\u0131r.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1448\" data-end=\"1571\">\r\n<p data-start=\"1450\" data-end=\"1571\">Ba\u011flama, devreler aras\u0131ndaki tehlikeli potansiyel farklar\u0131n\u0131 \u00f6nleyerek dalgalanma enerjisinin g\u00fcvenli bir \u015fekilde topra\u011fa bo\u015falt\u0131lmas\u0131n\u0131 sa\u011flar.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"1573\" data-end=\"1598\">4. SPD Koordinasyonu<\/h3>\r\n<ul data-start=\"1599\" data-end=\"2069\">\r\n \t<li data-start=\"1599\" data-end=\"1738\">\r\n<p data-start=\"1601\" data-end=\"1738\">Gerilim Koruma Seviyesi (Yukar\u0131) Hiyerar\u015fisi: Yukar\u0131 y\u00f6ndeki SPD'ler (Tip 1) her zaman Yukar\u0131 y\u00f6ndeki SPD'lerden (Tip 2\/3) daha y\u00fcksek olmal\u0131d\u0131r.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1739\" data-end=\"1907\">\r\n<p data-start=\"1741\" data-end=\"1907\">Mesafe Kural\u0131: SPD'ler ile korunan y\u00fckler aras\u0131ndaki kablo 10 m'den uzunsa, daha iyi koruma i\u00e7in ilave bir a\u015fa\u011f\u0131 y\u00f6nde SPD (\u00f6rn. Tip 3) tak\u0131n.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1908\" data-end=\"2069\">\r\n<p data-start=\"1910\" data-end=\"2069\">Paralel Koordinasyon: \u00c7ok kademeli koruma i\u00e7in (Tip 1 + Tip 2 + Tip 3), hi\u00e7bir cihaz\u0131n a\u015f\u0131r\u0131 gerilime maruz kalmamas\u0131 i\u00e7in uygun enerji da\u011f\u0131l\u0131m\u0131n\u0131 sa\u011flay\u0131n.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"2071\" data-end=\"2105\">5. Yedekleme Korumas\u0131 (OCPD)<\/h3>\r\n<ul data-start=\"2106\" data-end=\"2388\">\r\n \t<li data-start=\"2106\" data-end=\"2187\">\r\n<p data-start=\"2108\" data-end=\"2187\">SPD'nin kendisini korumak i\u00e7in daima \u00f6zel sigortalar veya devre kesiciler kullan\u0131n.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2188\" data-end=\"2271\">\r\n<p data-start=\"2190\" data-end=\"2271\">K\u0131lavuzumuz, SPD modeline ve Imax\/Iimp'e ba\u011fl\u0131 olarak yedek sigorta de\u011ferlerini belirtir.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2272\" data-end=\"2388\">\r\n<p data-start=\"2274\" data-end=\"2388\">UL 1449 ayr\u0131ca a\u015f\u0131r\u0131 olaylar s\u0131ras\u0131nda SPD'nin a\u015f\u0131r\u0131 \u0131s\u0131nmas\u0131n\u0131 veya ar\u0131zalanmas\u0131n\u0131 \u00f6nlemek i\u00e7in uygun a\u015f\u0131r\u0131 ak\u0131m korumas\u0131n\u0131 da gerektirir.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<p data-start=\"2395\" data-end=\"2660\"><strong data-start=\"2397\" data-end=\"2409\">Profesyonel \u0130pucu:<\/strong> Her zaman uyumlulu\u011fu do\u011frulay\u0131n <strong data-start=\"2440\" data-end=\"2521\">IEC 61643-11 (AC SPD'ler), IEC 61643-31 (PV\/DC SPD'ler), <\/strong>veya b\u00f6lgenize ba\u011fl\u0131 olarak UL 1449 (Kuzey Amerika). Do\u011fru kurulum ve koordinasyon, SPD \u00f6mr\u00fcn\u00fc uzat\u0131r ve t\u00fcm elektrik sisteminin g\u00fcvenli\u011fini sa\u011flar.<\/p>\r\n\r\n<h2 data-start=\"6325\" data-end=\"6343\">7. Sonu\u00e7<\/h2>\r\n<p data-start=\"6344\" data-end=\"6467\">A\u015f\u0131r\u0131 Gerilim Koruma Cihazlar\u0131n\u0131n T\u00fcrleri birbirinin yerine kullan\u0131lamaz; her biri elektrik sistemlerinin korunmas\u0131nda benzersiz bir rol oynar.<\/p>\r\n\r\n<ul data-start=\"6468\" data-end=\"6720\">\r\n \t<li data-start=\"6468\" data-end=\"6524\">\r\n<p data-start=\"6470\" data-end=\"6524\"><strong data-start=\"6470\" data-end=\"6480\">Tip 1<\/strong> do\u011frudan y\u0131ld\u0131r\u0131m \u00e7arpmas\u0131na kar\u015f\u0131 koruma sa\u011flar.<\/p>\r\n<\/li>\r\n \t<li data-start=\"6525\" data-end=\"6581\">\r\n<p data-start=\"6527\" data-end=\"6581\"><strong data-start=\"6527\" data-end=\"6537\">Tip 2<\/strong> da\u011f\u0131t\u0131m panolar\u0131n\u0131n i\u015f g\u00fcc\u00fcd\u00fcr.<\/p>\r\n<\/li>\r\n \t<li data-start=\"6582\" data-end=\"6638\">\r\n<p data-start=\"6584\" data-end=\"6638\"><strong data-start=\"6584\" data-end=\"6594\">Tip 3<\/strong> En hassas elektroniklerinizi korur.<\/p>\r\n<\/li>\r\n \t<li data-start=\"6639\" data-end=\"6720\">\r\n<p data-start=\"6641\" data-end=\"6720\"><strong data-start=\"6641\" data-end=\"6672\">Kombinasyonlar ve PV\/DC SPD'ler<\/strong> uzmanla\u015fm\u0131\u015f ve yenilenebilir uygulamalar\u0131 kapsamaktad\u0131r.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<p data-start=\"6722\" data-end=\"6892\">SPD t\u00fcrlerini, standartlar\u0131n\u0131 ve kurulum kurallar\u0131n\u0131 anlayarak g\u00fcvenli\u011fi sa\u011flayan, ar\u0131za s\u00fcresini en aza indiren ve yat\u0131r\u0131mlar\u0131 koruyan katmanl\u0131 bir savunma tasarlayabilirsiniz.<\/p>","protected":false},"featured_media":2160,"parent":0,"menu_order":125,"template":"","meta":{"_acf_changed":false},"blog_category":[9],"class_list":["post-2163","blog","type-blog","status-publish","has-post-thumbnail","hentry","blog_category-industry-news"],"acf":{"des":"Discover the different Types of Surge Protection Devices (SPDs) \u2014 Type 1, Type 2, Type 3, combo units, and PV\/DC solutions. Backed by IEC and UL standards, this guide explains how each SPD works, where to install it, and how to coordinate them for reliable protection of homes, businesses, and solar systems.","txt":"<h2 data-start=\"384\" data-end=\"404\">1. Introduction<\/h2>\r\n<p data-start=\"405\" data-end=\"685\">Power surges are silent killers in modern electrical systems. From residential electronics to industrial automation and solar plants, even a single transient overvoltage can cause downtime, costly repairs, or equipment failure. The solution? <strong data-start=\"647\" data-end=\"683\"><span style=\"text-decoration: underline;\"><a href=\"https:\/\/www.britecelectric.com\/product-category\/ac-power-surge-protection\/\" target=\"_blank\" rel=\"noopener\">Surge Protection Devices (SPDs)<\/a><\/span>.<\/strong><\/p>\r\n<p data-start=\"687\" data-end=\"952\">In this guide, we\u2019ll break down the different Types of Surge Protection Devices, explain how they work, and compare their applications. By the end, you\u2019ll know exactly which SPD types fit your system \u2014 whether it\u2019s a home, data center, or PV installation.<\/p>\r\n\r\n<h2 data-start=\"959\" data-end=\"1001\">2. What Are Surge Protection Devices?<\/h2>\r\n<p data-start=\"1002\" data-end=\"1283\">A <a href=\"https:\/\/www.britecelectric.com\/product-category\/ac-power-surge-protection\/\" target=\"_blank\" rel=\"noopener\"><span style=\"text-decoration: underline;\"><strong data-start=\"1004\" data-end=\"1037\">Surge Protection Device (SPD)<\/strong> <\/span><\/a>is a safety component installed in an electrical system to limit transient overvoltages caused by lightning strikes, switching events, or utility disturbances. It works by diverting surge energy safely to earth, protecting connected equipment.<\/p>\r\n<p data-start=\"1285\" data-end=\"1440\">Think of an SPD as a pressure-release valve: it doesn\u2019t stop the surge from happening, but it channels the excess energy away from sensitive electronics.<\/p>\r\n<p data-start=\"1285\" data-end=\"1440\"><a href=\"https:\/\/www.britecelectric.com\/product-category\/ac-power-surge-protection\/\" 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-1024x1024.webp\" alt=\"Types of Surge Protection Devices\" width=\"705\" height=\"705\" \/><\/a><\/p>\r\n\r\n<h2 data-start=\"1447\" data-end=\"1486\">3. How Does Surge Protection Work?<\/h2>\r\n<p data-start=\"1487\" data-end=\"1734\">SPDs rely on components such as Metal Oxide Varistors (MOVs), Gas Discharge Tubes (GDTs), and spark gaps. When voltage exceeds a safe threshold (Uc), the SPD switches into conduction mode, clamping the surge to a lower residual voltage (Up).<\/p>\r\n<p data-start=\"1736\" data-end=\"1767\">Key parameters to understand:<\/p>\r\n\r\n<ul data-start=\"1768\" data-end=\"2141\">\r\n \t<li data-start=\"1768\" data-end=\"1853\">\r\n<p data-start=\"1770\" data-end=\"1853\"><strong data-start=\"1770\" data-end=\"1816\">Uc (Maximum Continuous Operating Voltage):<\/strong> the normal voltage the SPD can handle.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1854\" data-end=\"1945\">\r\n<p data-start=\"1856\" data-end=\"1945\"><strong data-start=\"1856\" data-end=\"1890\">Up (Voltage Protection Level):<\/strong> clamping voltage that downstream devices will \u201csee.\u201d<\/p>\r\n<\/li>\r\n \t<li data-start=\"1946\" data-end=\"2048\">\r\n<p data-start=\"1948\" data-end=\"2048\"><strong data-start=\"1948\" data-end=\"2000\">In \/ Imax (Nominal &amp; Maximum Discharge Current):<\/strong> how much surge current the device can absorb.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2049\" data-end=\"2141\">\r\n<p data-start=\"2051\" data-end=\"2141\"><strong data-start=\"2051\" data-end=\"2078\">Iimp (Impulse Current):<\/strong> specific to Type 1, representing lightning strike waveforms.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<a href=\"https:\/\/www.britecelectric.com\/attachment\/spd-install\/\" rel=\"attachment wp-att-2159\"><img class=\"alignnone size-full wp-image-2159\" src=\"https:\/\/www.britecelectric.com\/wp-content\/uploads\/2025\/08\/SPD-install.jpg\" alt=\"\" width=\"745\" height=\"609\" \/><\/a>\r\n<h2 data-start=\"486\" data-end=\"527\">4. Types of Surge Protection Devices<\/h2>\r\n<p data-start=\"529\" data-end=\"821\">Understanding SPD types is the key to designing layered surge protection. International standards such as <a href=\"https:\/\/webstore.iec.ch\/en\/publication\/65314\" target=\"_blank\" rel=\"noopener\"><strong data-start=\"639\" data-end=\"660\">IEC 61643-11 (AC)<\/strong><\/a>, <a href=\"https:\/\/webstore.iec.ch\/en\/publication\/26931\" target=\"_blank\" rel=\"noopener\"><strong data-start=\"662\" data-end=\"686\">IEC 61643-31 (DC\/PV)<\/strong><\/a>, and <a href=\"https:\/\/www.nemasurge.org\/ul-1449-transient-voltage-surge-suppressors\/\" target=\"_blank\" rel=\"nofollow noopener\"><strong data-start=\"692\" data-end=\"719\">UL 1449 (North America)<\/strong> <\/a>define different classes based on test waveforms, energy capability, and installation location.<\/p>\r\n<p data-start=\"823\" data-end=\"975\">Below, we break down the different types of surge protection devices (SPDs) you\u2019ll encounter, with their technical roles and application guidance.<\/p>\r\n\r\n<h3 data-start=\"982\" data-end=\"1038\">4.1 Type 1 SPDs (IEC 61643-11, Class I, 10\/350 \u00b5s)<\/h3>\r\n<ul data-start=\"1039\" data-end=\"1975\">\r\n \t<li data-start=\"1039\" data-end=\"1201\">\r\n<p data-start=\"1041\" data-end=\"1201\"><strong data-start=\"1041\" data-end=\"1056\">Definition:<\/strong> Designed to discharge partial lightning current. Tested with the 10\/350 \u00b5s impulse waveform (Iimp) representing a direct lightning strike.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1202\" data-end=\"1383\">\r\n<p data-start=\"1204\" data-end=\"1383\"><strong data-start=\"1204\" data-end=\"1227\">Installation Point:<\/strong> Service entrance, typically upstream of the main distribution board. Often used in buildings equipped with an external Lightning Protection System (LPS).<\/p>\r\n<\/li>\r\n \t<li data-start=\"1384\" data-end=\"1658\">\r\n<p data-start=\"1386\" data-end=\"1407\"><strong data-start=\"1386\" data-end=\"1405\">Key Parameters:<\/strong><\/p>\r\n\r\n<ul data-start=\"1410\" data-end=\"1658\">\r\n \t<li data-start=\"1410\" data-end=\"1475\">\r\n<p data-start=\"1412\" data-end=\"1475\">Iimp (Impulse Current): rated lightning current capacity.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1478\" data-end=\"1571\">\r\n<p data-start=\"1480\" data-end=\"1571\">Uc (Maximum Continuous Operating Voltage): ensures no damage during normal operation.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1574\" data-end=\"1658\">\r\n<p data-start=\"1576\" data-end=\"1658\">Up (Voltage Protection Level): residual voltage seen by downstream circuits.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"1659\" data-end=\"1731\">\r\n<p data-start=\"1661\" data-end=\"1731\"><strong data-start=\"1661\" data-end=\"1681\">Technology Used:<\/strong> Spark gaps, heavy-duty MOVs, or hybrid designs.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1732\" data-end=\"1862\">\r\n<p data-start=\"1734\" data-end=\"1750\"><strong data-start=\"1734\" data-end=\"1748\">Use Cases:<\/strong><\/p>\r\n\r\n<ul data-start=\"1753\" data-end=\"1862\">\r\n \t<li data-start=\"1753\" data-end=\"1806\">\r\n<p data-start=\"1755\" data-end=\"1806\">Industrial facilities, telecom towers, hospitals.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1809\" data-end=\"1862\">\r\n<p data-start=\"1811\" data-end=\"1862\">Tall buildings in high lightning density regions.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"1863\" data-end=\"1975\">\r\n<p data-start=\"1865\" data-end=\"1975\"><strong data-start=\"1865\" data-end=\"1877\">Example:<\/strong> A factory with rooftop lightning rods will require Type 1 SPDs at the main incoming supply.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"1982\" data-end=\"2037\">4.2 Type 2 SPDs (IEC 61643-11, Class II, 8\/20 \u00b5s)<\/h3>\r\n<ul data-start=\"2038\" data-end=\"2824\">\r\n \t<li data-start=\"2038\" data-end=\"2167\">\r\n<p data-start=\"2040\" data-end=\"2167\"><strong data-start=\"2040\" data-end=\"2055\">Definition:<\/strong> Handles switching surges and indirect lightning effects. Tested with 8\/20 \u00b5s current waveform (In, Imax).<\/p>\r\n<\/li>\r\n \t<li data-start=\"2168\" data-end=\"2248\">\r\n<p data-start=\"2170\" data-end=\"2248\"><strong data-start=\"2170\" data-end=\"2193\">Installation Point:<\/strong> Main or sub-distribution boards inside the facility.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2249\" data-end=\"2496\">\r\n<p data-start=\"2251\" data-end=\"2272\"><strong data-start=\"2251\" data-end=\"2270\">Key Parameters:<\/strong><\/p>\r\n\r\n<ul data-start=\"2275\" data-end=\"2496\">\r\n \t<li data-start=\"2275\" data-end=\"2347\">\r\n<p data-start=\"2277\" data-end=\"2347\">In (Nominal Discharge Current): endurance under multiple surges.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2350\" data-end=\"2417\">\r\n<p data-start=\"2352\" data-end=\"2417\">Imax (Maximum Discharge Current): maximum surge capability.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2420\" data-end=\"2496\">\r\n<p data-start=\"2422\" data-end=\"2496\">Up: must coordinate with both upstream Type 1 and downstream Type 3.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"2497\" data-end=\"2578\">\r\n<p data-start=\"2499\" data-end=\"2578\"><strong data-start=\"2499\" data-end=\"2519\">Technology Used:<\/strong> MOV-based modules, often pluggable for easy replacement.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2579\" data-end=\"2716\">\r\n<p data-start=\"2581\" data-end=\"2597\"><strong data-start=\"2581\" data-end=\"2595\">Use Cases:<\/strong><\/p>\r\n\r\n<ul data-start=\"2600\" data-end=\"2716\">\r\n \t<li data-start=\"2600\" data-end=\"2655\">\r\n<p data-start=\"2602\" data-end=\"2655\">Residential homes, office buildings, retail stores.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2658\" data-end=\"2716\">\r\n<p data-start=\"2660\" data-end=\"2716\">Standard protection in areas with moderate surge risk.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"2717\" data-end=\"2824\">\r\n<p data-start=\"2719\" data-end=\"2824\"><strong data-start=\"2719\" data-end=\"2731\">Example:<\/strong> A small office without external LPS would typically use Type 2 SPDs in the main board.<\/p>\r\n<\/li>\r\n<\/ul>\r\nWant a detailed breakdown? Read our full guide: <span style=\"text-decoration: underline;\"><em><strong data-start=\"1021\" data-end=\"1147\"><a class=\"decorated-link\" href=\"https:\/\/www.britecelectric.com\/blog\/what-is-a-type-2-surge-protection-device\/\" target=\"_blank\" rel=\"noopener\" data-start=\"1023\" data-end=\"1145\">What Is a Type 2 Surge Protection Device?<\/a><\/strong><\/em><\/span>\r\n<h3 data-start=\"2831\" data-end=\"2890\">4.3 Type 3 SPDs (IEC 61643-11, Class III, combo wave)<\/h3>\r\n<ul data-start=\"2891\" data-end=\"3555\">\r\n \t<li data-start=\"2891\" data-end=\"3022\">\r\n<p data-start=\"2893\" data-end=\"3022\"><strong data-start=\"2893\" data-end=\"2908\">Definition:<\/strong> Fine protection for terminal equipment. Tested with combination wave (1.2\/50 \u00b5s voltage + 8\/20 \u00b5s current).<\/p>\r\n<\/li>\r\n \t<li data-start=\"3023\" data-end=\"3126\">\r\n<p data-start=\"3025\" data-end=\"3126\"><strong data-start=\"3025\" data-end=\"3048\">Installation Point:<\/strong> As close as possible to the protected device (socket outlet, device input).<\/p>\r\n<\/li>\r\n \t<li data-start=\"3127\" data-end=\"3273\">\r\n<p data-start=\"3129\" data-end=\"3150\"><strong data-start=\"3129\" data-end=\"3148\">Key Parameters:<\/strong><\/p>\r\n\r\n<ul data-start=\"3153\" data-end=\"3273\">\r\n \t<li data-start=\"3153\" data-end=\"3216\">\r\n<p data-start=\"3155\" data-end=\"3216\">Up: very low clamping level to protect sensitive loads.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3219\" data-end=\"3273\">\r\n<p data-start=\"3221\" data-end=\"3273\">Must be used in coordination with upstream Type 2.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"3274\" data-end=\"3348\">\r\n<p data-start=\"3276\" data-end=\"3348\"><strong data-start=\"3276\" data-end=\"3296\">Technology Used:<\/strong> MOVs combined with filters for extra attenuation.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3349\" data-end=\"3435\">\r\n<p data-start=\"3351\" data-end=\"3367\"><strong data-start=\"3351\" data-end=\"3365\">Use Cases:<\/strong><\/p>\r\n\r\n<ul data-start=\"3370\" data-end=\"3435\">\r\n \t<li data-start=\"3370\" data-end=\"3435\">\r\n<p data-start=\"3372\" data-end=\"3435\">Computers, LED drivers, medical electronics, and control systems.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"3436\" data-end=\"3555\">\r\n<p data-start=\"3438\" data-end=\"3555\"><strong data-start=\"3438\" data-end=\"3450\">Example:<\/strong> A hospital MRI machine requires Type 3 SPD near the device, working together with upstream Type 2.<\/p>\r\n<\/li>\r\n<\/ul>\r\nLearn more in our dedicated article: <span style=\"text-decoration: underline;\"><em><strong data-start=\"1474\" data-end=\"1584\"><a class=\"decorated-link\" href=\"https:\/\/www.britecelectric.com\/blog\/what-is-a-type-3-surge-protector\/\" target=\"_blank\" rel=\"noopener\" data-start=\"1476\" data-end=\"1582\">What Is a Type 3 Surge Protector?<\/a><\/strong><\/em><\/span>\r\n<h3 data-start=\"3562\" data-end=\"3594\">4.4 T1+T2 Combination SPDs<\/h3>\r\n<ul data-start=\"3595\" data-end=\"4178\">\r\n \t<li data-start=\"3595\" data-end=\"3710\">\r\n<p data-start=\"3597\" data-end=\"3710\"><strong data-start=\"3597\" data-end=\"3612\">Definition:<\/strong> A single SPD unit tested for both Class I (10\/350 \u00b5s) and Class II (8\/20 \u00b5s) waveforms.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3711\" data-end=\"3804\">\r\n<p data-start=\"3713\" data-end=\"3804\"><strong data-start=\"3713\" data-end=\"3725\">Benefit:<\/strong> Protects against direct lightning as well as switching surges in one device.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3805\" data-end=\"3895\">\r\n<p data-start=\"3807\" data-end=\"3895\"><strong data-start=\"3807\" data-end=\"3830\">Installation Point:<\/strong> Service entrance when space or budget limits multiple devices.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3896\" data-end=\"4076\">\r\n<p data-start=\"3898\" data-end=\"3914\"><strong data-start=\"3898\" data-end=\"3912\">Use Cases:<\/strong><\/p>\r\n\r\n<ul data-start=\"3917\" data-end=\"4076\">\r\n \t<li data-start=\"3917\" data-end=\"3996\">\r\n<p data-start=\"3919\" data-end=\"3996\">Medium-sized commercial or residential buildings need compact solutions.<\/p>\r\n<\/li>\r\n \t<li data-start=\"3999\" data-end=\"4076\">\r\n<p data-start=\"4001\" data-end=\"4076\">Sites where coordination between separate Type 1 and Type 2 is difficult.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"4077\" data-end=\"4178\">\r\n<p data-start=\"4079\" data-end=\"4178\"><strong data-start=\"4079\" data-end=\"4091\">Example:<\/strong> A shopping mall's main switchboard may install a T1+T2 SPD to simplify protection.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"4185\" data-end=\"4217\">4.5 T2+T3 Combination SPDs<\/h3>\r\n<ul data-start=\"4218\" data-end=\"4676\">\r\n \t<li data-start=\"4218\" data-end=\"4299\">\r\n<p data-start=\"4220\" data-end=\"4299\"><strong data-start=\"4220\" data-end=\"4235\">Definition:<\/strong> Hybrid devices are tested for Class II and Class III performance.<\/p>\r\n<\/li>\r\n \t<li data-start=\"4300\" data-end=\"4374\">\r\n<p data-start=\"4302\" data-end=\"4374\"><strong data-start=\"4302\" data-end=\"4314\">Benefit:<\/strong> Provides both distribution-level and terminal protection.<\/p>\r\n<\/li>\r\n \t<li data-start=\"4375\" data-end=\"4477\">\r\n<p data-start=\"4377\" data-end=\"4477\"><strong data-start=\"4377\" data-end=\"4400\">Installation Point:<\/strong> Sub-panels close to sensitive loads, especially if cable runs exceed 10 m.<\/p>\r\n<\/li>\r\n \t<li data-start=\"4478\" data-end=\"4559\">\r\n<p data-start=\"4480\" data-end=\"4496\"><strong data-start=\"4480\" data-end=\"4494\">Use Cases:<\/strong><\/p>\r\n\r\n<ul data-start=\"4499\" data-end=\"4559\">\r\n \t<li data-start=\"4499\" data-end=\"4559\">\r\n<p data-start=\"4501\" data-end=\"4559\">Data centers, server rooms, industrial control cabinets.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"4560\" data-end=\"4676\">\r\n<p data-start=\"4562\" data-end=\"4676\"><strong data-start=\"4562\" data-end=\"4574\">Example:<\/strong> A factory automation line with long cable runs to PLCs can use a T2+T3 SPD near the PLC panels.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"4683\" data-end=\"4734\">4.6 Type 4 SPDs (UL 1449, North America only)<\/h3>\r\n<ul data-start=\"4735\" data-end=\"5324\">\r\n \t<li data-start=\"4735\" data-end=\"4856\">\r\n<p data-start=\"4737\" data-end=\"4856\"><strong data-start=\"4737\" data-end=\"4762\">Definition (UL 1449):<\/strong> Component assemblies not intended as stand-alone devices but integrated into OEM equipment.<\/p>\r\n<\/li>\r\n \t<li data-start=\"4857\" data-end=\"5012\">\r\n<p data-start=\"4859\" data-end=\"4879\"><strong data-start=\"4859\" data-end=\"4877\">Subcategories:<\/strong><\/p>\r\n\r\n<ul data-start=\"4882\" data-end=\"5012\">\r\n \t<li data-start=\"4882\" data-end=\"4965\">\r\n<p data-start=\"4884\" data-end=\"4965\">Type 4 Component Assemblies (CA): pre-packaged SPD parts for manufacturers.<\/p>\r\n<\/li>\r\n \t<li data-start=\"4968\" data-end=\"5012\">\r\n<p data-start=\"4970\" data-end=\"5012\">Type 5 Components: raw MOVs or GDTs.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"5013\" data-end=\"5099\">\r\n<p data-start=\"5015\" data-end=\"5099\"><strong data-start=\"5015\" data-end=\"5038\">Installation Point:<\/strong> Inside appliances, power supplies, or custom-built panels.<\/p>\r\n<\/li>\r\n \t<li data-start=\"5100\" data-end=\"5230\">\r\n<p data-start=\"5102\" data-end=\"5118\"><strong data-start=\"5102\" data-end=\"5116\">Use Cases:<\/strong><\/p>\r\n\r\n<ul data-start=\"5121\" data-end=\"5230\">\r\n \t<li data-start=\"5121\" data-end=\"5166\">\r\n<p data-start=\"5123\" data-end=\"5166\">OEMs designing surge-protected equipment.<\/p>\r\n<\/li>\r\n \t<li data-start=\"5169\" data-end=\"5230\">\r\n<p data-start=\"5171\" data-end=\"5230\">Specialized industrial gear in the North American market.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"5231\" data-end=\"5324\">\r\n<p data-start=\"5233\" data-end=\"5324\"><strong data-start=\"5233\" data-end=\"5245\">Example:<\/strong> A UPS manufacturer integrates Type 4 SPD assemblies inside its products.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"5331\" data-end=\"5382\">4.7 PV\/DC SPDs (IEC 61643-31, up to 1500 VDC)<\/h3>\r\n<ul data-start=\"5383\" data-end=\"6082\">\r\n \t<li data-start=\"5383\" data-end=\"5474\">\r\n<p data-start=\"5385\" data-end=\"5474\"><strong data-start=\"5385\" data-end=\"5400\">Definition:<\/strong> Surge protection devices designed for photovoltaic and DC circuits.<\/p>\r\n<\/li>\r\n \t<li data-start=\"5475\" data-end=\"5555\">\r\n<p data-start=\"5477\" data-end=\"5555\"><strong data-start=\"5477\" data-end=\"5496\">Test Standards:<\/strong> IEC 61643-31 specifies requirements for DC applications.<\/p>\r\n<\/li>\r\n \t<li data-start=\"5556\" data-end=\"5647\">\r\n<p data-start=\"5558\" data-end=\"5647\"><strong data-start=\"5558\" data-end=\"5581\">Installation Point:<\/strong> PV array combiner boxes, inverters, and DC distribution boards.<\/p>\r\n<\/li>\r\n \t<li data-start=\"5648\" data-end=\"5876\">\r\n<p data-start=\"5650\" data-end=\"5671\"><strong data-start=\"5650\" data-end=\"5669\">Key Parameters:<\/strong><\/p>\r\n\r\n<ul data-start=\"5674\" data-end=\"5876\">\r\n \t<li data-start=\"5674\" data-end=\"5740\">\r\n<p data-start=\"5676\" data-end=\"5740\">Ucpv: rated continuous PV voltage (600 V, 1000 V, 1500 V).<\/p>\r\n<\/li>\r\n \t<li data-start=\"5743\" data-end=\"5796\">\r\n<p data-start=\"5745\" data-end=\"5796\">In \/ Imax: surge current handling on the DC side.<\/p>\r\n<\/li>\r\n \t<li data-start=\"5799\" data-end=\"5876\">\r\n<p data-start=\"5801\" data-end=\"5876\">Response time: must be fast enough for semiconductor-based inverters.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"5877\" data-end=\"5976\">\r\n<p data-start=\"5879\" data-end=\"5895\"><strong data-start=\"5879\" data-end=\"5893\">Use Cases:<\/strong><\/p>\r\n\r\n<ul data-start=\"5898\" data-end=\"5976\">\r\n \t<li data-start=\"5898\" data-end=\"5976\">\r\n<p data-start=\"5900\" data-end=\"5976\">Utility-scale solar farms, rooftop PV systems, battery storage facilities.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"5977\" data-end=\"6082\">\r\n<p data-start=\"5979\" data-end=\"6082\"><strong data-start=\"5979\" data-end=\"5991\">Example:<\/strong> A 1500 VDC solar farm will need <a href=\"https:\/\/www.britecelectric.com\/product_category\/pv-surge-protection-type-1-type-2\/\" target=\"_blank\" rel=\"noopener\"><strong data-start=\"6024\" data-end=\"6041\">T1+T2 PV SPDs<\/strong><\/a> at combiner boxes and inverter inputs.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<p data-start=\"6089\" data-end=\"6304\"><strong data-start=\"6091\" data-end=\"6115\">Pro Tip for readers:<\/strong> Always use a <em data-start=\"6129\" data-end=\"6153\">coordinated SPD system<\/em>. Type 1 at the entrance, Type 2 at sub-panels, and Type 3 close to critical loads. For PV, add Type 2 or T1+T2 DC SPDs as specified by IEC 61643-31.<\/p>\r\n\r\n<h2 data-start=\"3151\" data-end=\"3197\">5. Type 1 vs Type 2 vs Type 3 SPD Devices<\/h2>\r\n<p data-start=\"3199\" data-end=\"3436\">If you want a deeper dive, check our dedicated blog on this topic here:<br data-start=\"3270\" data-end=\"3273\" \/><a class=\"\" href=\"https:\/\/www.britecelectric.com\/blog\/difference-between-type-1-type-2-and-type-3-surge-protective-devices\/\" target=\"_blank\" rel=\"noopener\" data-start=\"3276\" data-end=\"3434\"><em><strong>Difference Between Type 1, Type 2, and Type 3 SPDs<\/strong><\/em><\/a><\/p>\r\n<p data-start=\"3438\" data-end=\"3504\">Here\u2019s a quick comparison to help you choose the right SPD type:<\/p>\r\n\r\n<table>\r\n<thead>\r\n<tr>\r\n<th>Attribute<\/th>\r\n<th><strong>Type 1 SPD<\/strong><\/th>\r\n<th><strong>Type 2 SPD<\/strong><\/th>\r\n<th><strong>Type 3 SPD<\/strong><\/th>\r\n<\/tr>\r\n<\/thead>\r\n<tbody>\r\n<tr>\r\n<td><strong>Tested Standard<\/strong><\/td>\r\n<td>IEC 61643-11 Class I (10\/350 \u00b5s) + dual-rated UL Type 1\/2<\/td>\r\n<td>IEC 61643-11 Class II (8\/20 \u00b5s) + UL Type 2<\/td>\r\n<td>IEC 61643-11 Class III (combination wave) + UL Type 3<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><strong>Typical Location<\/strong><\/td>\r\n<td>Service entrance \/ Main switchboard<\/td>\r\n<td>Inside distribution boards\/sub-panels<\/td>\r\n<td>Within 1 m of critical loads (computers, drivers, medical gear)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><strong>Primary Function<\/strong><\/td>\r\n<td>Handle direct lightning current; protect building entrance<\/td>\r\n<td>Handle modular surges from switching, fault arcs, etc.<\/td>\r\n<td>Suppress residual energy for sensitive electronics.<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><strong>Parameter Focus<\/strong><\/td>\r\n<td>High impedance; Uc \u2265 system voltage; Up coordination<\/td>\r\n<td>In Imax, Up cascading with upstream\/downstream SPDs<\/td>\r\n<td>Ultra-low Up; precise clamping to protect sensitive loads<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><strong>Installation Note<\/strong><\/td>\r\n<td>Needs large wiring (\u226516 mm\u00b2); can be installed without upstream OCPD; must be coordinated with Type 2<\/td>\r\n<td>Requires upstream overcurrent protection; wiring \u22656 mm\u00b2<\/td>\r\n<td>Very close to load; supplement to upstream Type 2<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><strong>Use Cases<\/strong><\/td>\r\n<td>Buildings with LPS, tall structures, and high lightning zones<\/td>\r\n<td>Most homes, commercial facilities, and industrial sub-panels<\/td>\r\n<td>PC clusters, PLC racks, LED\/medical systems<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<h4 data-start=\"1155\" data-end=\"1168\">Overview<\/h4>\r\n<ul data-start=\"1183\" data-end=\"1421\">\r\n \t<li data-start=\"1183\" data-end=\"1258\">\r\n<p data-start=\"1185\" data-end=\"1258\"><strong data-start=\"1185\" data-end=\"1200\">Type 1 SPDs<\/strong> handle high-energy, direct lightning strokes (10\/350 \u00b5s).<\/p>\r\n<\/li>\r\n \t<li data-start=\"1259\" data-end=\"1334\">\r\n<p data-start=\"1261\" data-end=\"1334\"><strong data-start=\"1261\" data-end=\"1276\">Type 2 SPDs<\/strong> mitigate switching surges and indirect strikes (8\/20 \u00b5s).<\/p>\r\n<\/li>\r\n \t<li data-start=\"1335\" data-end=\"1421\">\r\n<p data-start=\"1337\" data-end=\"1421\"><strong data-start=\"1337\" data-end=\"1352\">Type 3 SPDs<\/strong> protect sensitive equipment at the last mile (combination waveform).<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h2 data-start=\"185\" data-end=\"253\">6. How to Install and Coordinate Surge Protection Devices (SPD)<\/h2>\r\n<p data-start=\"255\" data-end=\"619\">Correct installation is just as critical as selecting the right Types of Surge Protection Devices (SPD). Improper wiring or poor coordination can compromise protection levels, even if the SPD itself meets IEC or UL standards. Based on IEC 61643-11, IEC 61643-31, UL 1449, and our company\u2019s engineering guidelines, here are the key best practices:<\/p>\r\n<p data-start=\"255\" data-end=\"619\"><a href=\"https:\/\/www.britecelectric.com\/attachment\/spds-install\/\" rel=\"attachment wp-att-2167\"><img class=\"alignnone size-large wp-image-2167\" src=\"https:\/\/www.britecelectric.com\/wp-content\/uploads\/2025\/08\/SPDs-install-1024x726.jpg\" alt=\"\" width=\"1024\" height=\"726\" \/><\/a><\/p>\r\n\r\n<h3 data-start=\"621\" data-end=\"654\">1. Shortest Connection Rule<\/h3>\r\n<ul data-start=\"655\" data-end=\"917\">\r\n \t<li data-start=\"655\" data-end=\"789\">\r\n<p data-start=\"657\" data-end=\"789\">Keep all SPD connecting leads as short and straight as possible, ideally \u2264 0.5 m (as recommended in our technical manual).<\/p>\r\n<\/li>\r\n \t<li data-start=\"790\" data-end=\"917\">\r\n<p data-start=\"792\" data-end=\"917\">Long leads introduce inductive voltage rise, which increases the residual voltage (Up) seen by the protected equipment.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"919\" data-end=\"950\">2. Correct Conductor Size<\/h3>\r\n<ul data-start=\"951\" data-end=\"1317\">\r\n \t<li data-start=\"951\" data-end=\"1242\">\r\n<p data-start=\"953\" data-end=\"1002\">Use conductors sized according to the SPD type:<\/p>\r\n\r\n<ul data-start=\"1005\" data-end=\"1242\">\r\n \t<li data-start=\"1005\" data-end=\"1089\">\r\n<p data-start=\"1007\" data-end=\"1089\"><strong data-start=\"1007\" data-end=\"1022\">Type 1 SPD:<\/strong> minimum 16 mm\u00b2 copper (high-energy lightning current, Iimp).<\/p>\r\n<\/li>\r\n \t<li data-start=\"1092\" data-end=\"1137\">\r\n<p data-start=\"1094\" data-end=\"1137\"><strong data-start=\"1094\" data-end=\"1109\">Type 2 SPD:<\/strong> minimum 6 mm\u00b2 copper.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1140\" data-end=\"1242\">\r\n<p data-start=\"1142\" data-end=\"1242\"><strong data-start=\"1142\" data-end=\"1157\">Type 3 SPD:<\/strong> follow the manufacturer\u2019s data, typically smaller cross-sections due to lower current.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li data-start=\"1243\" data-end=\"1317\">\r\n<p data-start=\"1245\" data-end=\"1317\">Always use copper conductors with low impedance and avoid sharp bends.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"1319\" data-end=\"1349\">3. Equipotential Bonding<\/h3>\r\n<ul data-start=\"1350\" data-end=\"1571\">\r\n \t<li data-start=\"1350\" data-end=\"1447\">\r\n<p data-start=\"1352\" data-end=\"1447\">All SPDs must be connected to the same main earthing bar or equipotential bonding system.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1448\" data-end=\"1571\">\r\n<p data-start=\"1450\" data-end=\"1571\">Bonding ensures surge energy is safely discharged to ground, avoiding dangerous potential differences between circuits.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"1573\" data-end=\"1598\">4. SPD Coordination<\/h3>\r\n<ul data-start=\"1599\" data-end=\"2069\">\r\n \t<li data-start=\"1599\" data-end=\"1738\">\r\n<p data-start=\"1601\" data-end=\"1738\">Voltage Protection Level (Up) Hierarchy: Upstream SPDs (Type 1) should always have a higher Up than downstream SPDs (Type 2\/3).<\/p>\r\n<\/li>\r\n \t<li data-start=\"1739\" data-end=\"1907\">\r\n<p data-start=\"1741\" data-end=\"1907\">Distance Rule: If the cable between SPDs and protected loads is longer than 10 m, install an additional downstream SPD (e.g., Type 3) for better protection.<\/p>\r\n<\/li>\r\n \t<li data-start=\"1908\" data-end=\"2069\">\r\n<p data-start=\"1910\" data-end=\"2069\">Parallel Coordination: For multi-stage protection (Type 1 + Type 2 + Type 3), ensure proper energy distribution so that no single device is overstressed.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<h3 data-start=\"2071\" data-end=\"2105\">5. Back-Up Protection (OCPD)<\/h3>\r\n<ul data-start=\"2106\" data-end=\"2388\">\r\n \t<li data-start=\"2106\" data-end=\"2187\">\r\n<p data-start=\"2108\" data-end=\"2187\">Always use dedicated fuses or circuit breakers to protect the SPD itself.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2188\" data-end=\"2271\">\r\n<p data-start=\"2190\" data-end=\"2271\">Our manual specifies back-up fuse ratings depending on SPD model and Imax\/Iimp.<\/p>\r\n<\/li>\r\n \t<li data-start=\"2272\" data-end=\"2388\">\r\n<p data-start=\"2274\" data-end=\"2388\">UL 1449 also requires proper overcurrent protection to prevent SPD overheating or failure during extreme events.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<p data-start=\"2395\" data-end=\"2660\"><strong data-start=\"2397\" data-end=\"2409\">Pro Tip:<\/strong> Always verify compliance with <strong data-start=\"2440\" data-end=\"2521\">IEC 61643-11 (AC SPDs), IEC 61643-31 (PV\/DC SPDs), <\/strong>or UL 1449 (North America) depending on your region. Correct installation and coordination maximize SPD lifetime and ensure safety of the entire electrical system.<\/p>\r\n\r\n<h2 data-start=\"6325\" data-end=\"6343\">7. Conclusion<\/h2>\r\n<p data-start=\"6344\" data-end=\"6467\">Types of Surge Protection Devices are not interchangeable \u2014 each plays a unique role in defending electrical systems.<\/p>\r\n\r\n<ul data-start=\"6468\" data-end=\"6720\">\r\n \t<li data-start=\"6468\" data-end=\"6524\">\r\n<p data-start=\"6470\" data-end=\"6524\"><strong data-start=\"6470\" data-end=\"6480\">Type 1<\/strong> shields against direct lightning strikes.<\/p>\r\n<\/li>\r\n \t<li data-start=\"6525\" data-end=\"6581\">\r\n<p data-start=\"6527\" data-end=\"6581\"><strong data-start=\"6527\" data-end=\"6537\">Type 2<\/strong> is the workhorse for distribution boards.<\/p>\r\n<\/li>\r\n \t<li data-start=\"6582\" data-end=\"6638\">\r\n<p data-start=\"6584\" data-end=\"6638\"><strong data-start=\"6584\" data-end=\"6594\">Type 3<\/strong> protects your most sensitive electronics.<\/p>\r\n<\/li>\r\n \t<li data-start=\"6639\" data-end=\"6720\">\r\n<p data-start=\"6641\" data-end=\"6720\"><strong data-start=\"6641\" data-end=\"6672\">Combinations and PV\/DC SPDs<\/strong> cover specialized and renewable applications.<\/p>\r\n<\/li>\r\n<\/ul>\r\n<p data-start=\"6722\" data-end=\"6892\">By understanding SPD types, their standards, and installation rules, you can design a layered defense that ensures safety, minimizes downtime, and protects investments.<\/p>"},"_links":{"self":[{"href":"https:\/\/www.britecelectric.com\/tr\/wp-json\/wp\/v2\/blog\/2163","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.britecelectric.com\/tr\/wp-json\/wp\/v2\/blog"}],"about":[{"href":"https:\/\/www.britecelectric.com\/tr\/wp-json\/wp\/v2\/types\/blog"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.britecelectric.com\/tr\/wp-json\/wp\/v2\/media\/2160"}],"wp:attachment":[{"href":"https:\/\/www.britecelectric.com\/tr\/wp-json\/wp\/v2\/media?parent=2163"}],"wp:term":[{"taxonomy":"blog_category","embeddable":true,"href":"https:\/\/www.britecelectric.com\/tr\/wp-json\/wp\/v2\/blog_category?post=2163"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}