{"id":959,"date":"2024-09-04T11:25:19","date_gmt":"2024-09-04T03:25:19","guid":{"rendered":"https:\/\/www.britecelectric.com\/?post_type=product&#038;p=959"},"modified":"2026-04-22T10:07:35","modified_gmt":"2026-04-22T02:07:35","slug":"br-50gr-31-type-1-50ka-surge-arrester-for-tt-and-tns","status":"publish","type":"product","link":"https:\/\/www.britecelectric.com\/it\/product\/br-50gr-31-type-1-50ka-surge-arrester-for-tt-and-tns\/","title":{"rendered":"BR-50GR Scaricatore di sovratensione 3+1 Tipo 1 50 kA per TT e TNS"},"content":{"rendered":"<h3>Descrizione<\/h3><p><strong>Caratteristiche del prodotto:<\/strong><\/p>\n<table border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr class=\"firstRow\">\n<td height=\"32\"><strong>Specifica<\/strong><\/td>\n<td height=\"32\"><\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\"><strong>BR-50GR 150 3+1<\/strong><\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\"><strong>BR-50GR 275 3+1<\/strong><\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\"><strong>BR-50GR 350 3+1<\/strong><\/td>\n<\/tr>\n<tr>\n<td height=\"32\">Classificazione SPD secondo EN61643-11<\/td>\n<td height=\"32\"><\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">Tipo 1 + Tipo 2<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">Tipo 1 + Tipo 2<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">Tipo 1 + Tipo 2<\/td>\n<\/tr>\n<tr>\n<td height=\"32\">Classificazione SPD secondo IEC61643-11<\/td>\n<td height=\"32\"><\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">Classe I + Classe II<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">Classe I + Classe II<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">Classe I + Classe II<\/td>\n<\/tr>\n<tr>\n<td height=\"32\">Tensione operativa nominale<\/td>\n<td height=\"32\">Un<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">120 V\/240 V (50\/60 Hz)<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">230 V\/400 V (50\/60 Hz)<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">250 V\/440 V (50\/60 Hz)<\/td>\n<\/tr>\n<tr>\n<td height=\"32\">Massimo. funzionamento continuo c.a. voltaggio<\/td>\n<td height=\"32\">Uc (L-N\/N-PE)<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">150 V\/255 V (50\/60 Hz)<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">275 V\/255 V (50\/60 Hz)<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">350 V\/255 V (50\/60 Hz)<\/td>\n<\/tr>\n<tr>\n<td height=\"32\">Corrente impulsiva di fulmine (10\/350\u03bcs)<\/td>\n<td height=\"32\">Iimp (L-N\/N-PE)<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">50kA\/100kA<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">50kA\/100kA<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">50kA\/100kA<\/td>\n<\/tr>\n<tr>\n<td height=\"32\">Corrente di scarica nominale (8\/20\u03bcs)<\/td>\n<td height=\"32\">Dentro (L-N\/N-PE)<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">50kA\/100kA<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">50kA\/100kA<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">50kA\/100kA<\/td>\n<\/tr>\n<tr>\n<td height=\"32\">Massimo. corrente di scarica (8\/20\u03bcs)<\/td>\n<td height=\"32\">Imax (L-N\/N-PE)<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">160kA\/200kA<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">160kA\/200kA<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">160kA\/200kA<\/td>\n<\/tr>\n<tr>\n<td height=\"32\">Quantit\u00e0 di carica elettrica (L-N, N-PE)<\/td>\n<td height=\"32\">Q<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">25As, 50As<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">25As, 50As<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">25As, 50As<\/td>\n<\/tr>\n<tr>\n<td height=\"32\">Energia specifica (L-N, N-PE)<\/td>\n<td height=\"32\">W\/R<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">625kJ\/\u03a9, 2500kJ\/\u03a9<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">625kJ\/\u03a9, 2500kJ\/\u03a9<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">625kJ\/\u03a9, 2500kJ\/\u03a9<\/td>\n<\/tr>\n<tr>\n<td height=\"32\">Livello di protezione della tensione<\/td>\n<td height=\"32\">Su (L-N\/N-PE)<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">\u22642.0kV\/\u22641.5kV<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">\u22642.0kV\/\u22641.5kV<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">\u22642.0kV\/\u22641.5kV<\/td>\n<\/tr>\n<tr>\n<td height=\"32\">Corrente nominale di cortocircuito c.a.<\/td>\n<td height=\"32\">Isccr (L-N\/N-PE)<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">25 kA efficace\/100 A efficace<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">25 kA efficace\/100 A efficace<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">25 kA efficace\/100 A efficace<\/td>\n<\/tr>\n<tr>\n<td height=\"32\">Massimo. fusibile di riserva<\/td>\n<td height=\"32\"><\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">315AgG<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">315AgG<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">315AgG<\/td>\n<\/tr>\n<tr>\n<td height=\"32\">Resistenza TOV a sovratensione temporanea<\/td>\n<td height=\"32\">UT (L-N)<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">230 V\/120 min.<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">440 V\/120 min.<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">580 V\/120 min.<\/td>\n<\/tr>\n<tr>\n<td height=\"32\">Resistenza TOV a sovratensione temporanea<\/td>\n<td height=\"32\">UT (N-PE)<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">1200 V\/200 ms<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">1200 V\/200 ms<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">1200 V\/200 ms<\/td>\n<\/tr>\n<tr>\n<td height=\"32\">Tempo di risposta<\/td>\n<td height=\"32\">tA<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">\u2264100ns<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">\u2264100ns<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">\u2264100ns<\/td>\n<\/tr>\n<tr>\n<td height=\"32\">Intervallo di temperatura operativa<\/td>\n<td height=\"32\">Tu<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">-40\u2103-80\u2103<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">-40\u2103-80\u2103<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">-40\u2103-80\u2103<\/td>\n<\/tr>\n<tr>\n<td>Indicazione dello stato di funzionamento\/guasto<\/td>\n<td><\/td>\n<td style=\"text-align: center;\">verde\/rosso<\/td>\n<td style=\"text-align: center;\">verde\/rosso<\/td>\n<td style=\"text-align: center;\">verde\/rosso<\/td>\n<\/tr>\n<tr>\n<td height=\"32\">Area della sezione trasversale (Min.)<\/td>\n<td height=\"32\"><\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">4mm\u00b2<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">4mm\u00b2<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">4mm\u00b2<\/td>\n<\/tr>\n<tr>\n<td height=\"32\">Area della sezione trasversale (max.)<\/td>\n<td height=\"32\"><\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">35 mm\u00b2<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">35 mm\u00b2<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">35 mm\u00b2<\/td>\n<\/tr>\n<tr>\n<td height=\"32\">Per il montaggio<\/td>\n<td height=\"32\"><\/td>\n<td colspan=\"3\" align=\"center\" valign=\"middle\" height=\"32\">Guida DIN da 35 mm<\/td>\n<\/tr>\n<tr>\n<td height=\"32\">Materiale della custodia<\/td>\n<td height=\"32\"><\/td>\n<td colspan=\"3\" align=\"center\" valign=\"middle\" height=\"32\">Termoplastico UL94-V0<\/td>\n<\/tr>\n<tr>\n<td height=\"32\">Grado di protezione<\/td>\n<td height=\"32\"><\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">IP20<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">IP20<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">IP20<\/td>\n<\/tr>\n<tr>\n<td height=\"32\">Codice ordine<\/td>\n<td height=\"32\"><\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">B17166<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">B18167<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">B17192<\/td>\n<\/tr>\n<tr>\n<td height=\"32\">Codice d'ordine (Con segnalazione remota)<\/td>\n<td height=\"32\"><\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">B17167<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">B18168<\/td>\n<td align=\"center\" valign=\"middle\" height=\"32\">B17193<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Caratteristiche:<\/strong><\/p>\n<p>Sopportabile, sopporta pi\u00f9 colpi.<\/p>\n<p>Indicazione dello stato meccanico.<\/p>\n<p>Classe di protezione: Tipo 1+2, Classe I + Classe II.<\/p>\n<p>BR-50GR 3P+N \u00e8 adatto per il sistema TT e TN-S.<\/p>\n<p><strong>Applicazione:<\/strong><\/p>\n<p>\u25cf Adatto per sistemi TT e TN-S.<\/p>\n<p>\u25cf Utilizzato in impianti ed edifici industriali con protezione antifulmine esterna di Classe da I a IV.<\/p>\n<p>\u25cf Per la protezione dei sistemi di distribuzione a bassa tensione contro i fulmini diretti sulla linea di alimentazione aerea o sul sistema di protezione contro i fulmini esterno.<\/p>\n<p>\u25cf Pu\u00f2 essere utilizzato nell'alloggiamento del distributore standard.<\/p>\n<p>\u25cf Utilizzato per proteggere tutti i tipi di apparecchiature elettriche nel sistema di alimentazione da sovratensione da fulmine, sovratensione di funzionamento, danni da impatto di sovratensione transitoria della frequenza di alimentazione a un apparecchio elettrico.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1596\" src=\"https:\/\/www.britecelectric.com\/wp-content\/uploads\/2024\/09\/BR-50GR-31-\u539f\u7406\u56fe.jpg\" alt=\"\" width=\"1821\" height=\"451\" srcset=\"https:\/\/www.britecelectric.com\/wp-content\/uploads\/2024\/09\/BR-50GR-31-\u539f\u7406\u56fe.jpg 1821w, https:\/\/www.britecelectric.com\/wp-content\/uploads\/2024\/09\/BR-50GR-31-\u539f\u7406\u56fe-300x74.jpg 300w, https:\/\/www.britecelectric.com\/wp-content\/uploads\/2024\/09\/BR-50GR-31-\u539f\u7406\u56fe-1024x254.jpg 1024w, https:\/\/www.britecelectric.com\/wp-content\/uploads\/2024\/09\/BR-50GR-31-\u539f\u7406\u56fe-768x190.jpg 768w, https:\/\/www.britecelectric.com\/wp-content\/uploads\/2024\/09\/BR-50GR-31-\u539f\u7406\u56fe-1536x380.jpg 1536w\" sizes=\"auto, (max-width: 1821px) 100vw, 1821px\" \/><\/p>\n<p>&nbsp;<\/p>","protected":false},"parent":0,"menu_order":89,"template":"","meta":{"_acf_changed":false},"product_category":[20],"class_list":["post-959","product","type-product","status-publish","hentry","product_category-type-1-lightning-surge-protection-device"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.britecelectric.com\/it\/wp-json\/wp\/v2\/product\/959","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.britecelectric.com\/it\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.britecelectric.com\/it\/wp-json\/wp\/v2\/types\/product"}],"wp:attachment":[{"href":"https:\/\/www.britecelectric.com\/it\/wp-json\/wp\/v2\/media?parent=959"}],"wp:term":[{"taxonomy":"product_category","embeddable":true,"href":"https:\/\/www.britecelectric.com\/it\/wp-json\/wp\/v2\/product_category?post=959"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}