{"id":1118,"date":"2025-09-05T09:03:25","date_gmt":"2025-09-05T09:03:25","guid":{"rendered":"https:\/\/cnkuangya.com\/?post_type=product&#038;p=1118"},"modified":"2025-10-07T12:19:38","modified_gmt":"2025-10-07T12:19:38","slug":"dc-circuit-breaker-3p-750v-125a-kydb125","status":"publish","type":"product","link":"https:\/\/cnkuangya.com\/pt\/product\/dc-circuit-breaker-3p-750v-125a-kydb125\/","title":{"rendered":"Disjuntor CC 3P 750V 125A | KYDB-125-3P"},"content":{"rendered":"<article class=\"product-page kydb-125-3p\">\n<section id=\"overview\">\n<h2>Vis\u00e3o geral<\/h2>\n<p>O <strong>disjuntor dc 3p 750v 125a<\/strong> (modelo <strong>KYDB-125-3P<\/strong>) is a three-pole miniature DC breaker designed for large-scale PV arrays, ESS DC buses, and industrial DC distribution panels. Rated at <strong>750VDC<\/strong> with current options of <strong>63A \/ 80A \/ 100A \/ 125A<\/strong>, it delivers overload and short-circuit protection with a <strong>6kA<\/strong> breaking capacity. With Ui 690V and Uimp 6kV, it provides robust insulation and long service life.<\/p>\n<\/section>\n<section id=\"features\">\n<h2>Principais recursos<\/h2>\n<ul>\n<li><strong>Tens\u00e3o nominal:<\/strong> 750VDC (3P); <strong>corrente do quadro:<\/strong> 125A<\/li>\n<li><strong>Op\u00e7\u00f5es atuais:<\/strong> 63A \/ 80A \/ 100A \/ 125A<\/li>\n<li><strong>Capacidade de ruptura:<\/strong> 6kA (Icn\/Ics)<\/li>\n<li><strong>Caracter\u00edsticas da viagem:<\/strong> C \/ D, termomagn\u00e9tico<\/li>\n<li><strong>Isolamento e impulso:<\/strong> Ui 690V; Uimp 6kV<\/li>\n<li><strong>Resist\u00eancia:<\/strong> Vida mec\u00e2nica 20.000 opera\u00e7\u00f5es; vida el\u00e9trica 2.000 opera\u00e7\u00f5es<\/li>\n<li><strong>Conformidade:<\/strong> <a href=\"https:\/\/www.iec.ch\/\" target=\"_blank\" rel=\"noopener\">IEC 60947-2<\/a>, GB\/T 14048.2; CE &amp; <a href=\"https:\/\/www.ul.com\/\" target=\"_blank\" rel=\"noopener\">UL<\/a><\/li>\n<li>Funciona com <a href=\"\/pt\/pv-combiner-box\/\">Caixas combinadoras fotovoltaicas<\/a>, <a href=\"\/pt\/dc-fuse\/\">Fus\u00edveis CC<\/a>, <a href=\"\/pt\/dc-spd\/\">DC SPDs<\/a>e <a href=\"\/pt\/dc-switch-disconnector\/\">Seccionadores de chave CC<\/a><\/li>\n<\/ul>\n<\/section>\n<section id=\"specifications\">\n<h2>Especifica\u00e7\u00f5es<\/h2>\n<table>\n<tbody>\n<tr>\n<th>Modelo<\/th>\n<td>KYDB-125-3P<\/td>\n<\/tr>\n<tr>\n<th>Postes<\/th>\n<td>3P<\/td>\n<\/tr>\n<tr>\n<th>Corrente nominal (In)<\/th>\n<td>63A \/ 80A \/ 100A \/ 125A<\/td>\n<\/tr>\n<tr>\n<th>Tens\u00e3o nominal (Ue)<\/th>\n<td>750VDC<\/td>\n<\/tr>\n<tr>\n<th>Tens\u00e3o nominal de isolamento (Ui)<\/th>\n<td>690V<\/td>\n<\/tr>\n<tr>\n<th>Tens\u00e3o de resist\u00eancia a impulsos (Uimp)<\/th>\n<td>6kV<\/td>\n<\/tr>\n<tr>\n<th>Capacidade de ruptura (Icn\/Ics)<\/th>\n<td>6kA \/ 6kA<\/td>\n<\/tr>\n<tr>\n<th>Caracter\u00edsticas da viagem<\/th>\n<td>C \/ D<\/td>\n<\/tr>\n<tr>\n<th>Vida mec\u00e2nica<\/th>\n<td>20.000 opera\u00e7\u00f5es<\/td>\n<\/tr>\n<tr>\n<th>Vida el\u00e9trica<\/th>\n<td>2.000 opera\u00e7\u00f5es<\/td>\n<\/tr>\n<tr>\n<th>Instala\u00e7\u00e3o<\/th>\n<td>Trilho DIN, largura 54 mm (18 mm \u00d7 3 polos)<\/td>\n<\/tr>\n<tr>\n<th>Padr\u00f5es<\/th>\n<td>IEC 60947-2, GB\/T 14048.2<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/section>\n<section id=\"diagram\">\n<h2>Diagrama de fia\u00e7\u00e3o e dimens\u00f5es<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-1113\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/125A-dimension-300x191.png\" alt=\"DIMENS\u00c3O 125A-MCB\" width=\"300\" height=\"191\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/125A-dimension-300x191.png 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/125A-dimension-768x490.png 768w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/125A-dimension-600x383.png 600w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/125A-dimension.png 904w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\n<p>&nbsp;<\/p>\n<\/section>\n<section id=\"applications\">\n<h2>Aplicativos<\/h2>\n<ul>\n<li>Large-scale solar PV arrays<\/li>\n<li>Sistema de armazenamento de energia (ESS) Barramentos CC<\/li>\n<li>Pain\u00e9is de distribui\u00e7\u00e3o de CC industriais<\/li>\n<li>Telecom and infrastructure DC systems<\/li>\n<\/ul>\n<\/section>\n<section id=\"faq\">\n<h2>PERGUNTAS FREQUENTES<\/h2>\n<h3>Q1: What is a dc circuit breaker 3p 750v 125a?<\/h3>\n<p>A1: It is a three-pole miniature DC breaker rated at 750VDC and up to 125A, designed for overload and short-circuit protection.<\/p>\n<h3>P2: Quais s\u00e3o as classifica\u00e7\u00f5es atuais dispon\u00edveis?<\/h3>\n<p>A2: KYDB-125-3P supports 63A, 80A, 100A, and 125A.<\/p>\n<h3>P3: Qual \u00e9 a capacidade de ruptura?<\/h3>\n<p>A3: The breaker provides 6kA breaking capacity (Icn\/Ics).<\/p>\n<h3>Q4: Ele pode ser usado em sistemas fotovoltaicos e ESS?<\/h3>\n<p>A4: Sim, isso <strong>disjuntor dc 3p 750v 125a<\/strong> \u00e9 comumente aplicado em <a href=\"\/pt\/pv-combiner-box\/\">Caixas combinadoras fotovoltaicas<\/a> and ESS DC systems.<\/p>\n<h3>Q5: Which standards does KYDB-125-3P comply with?<\/h3>\n<p>A5: est\u00e1 em conformidade com as certifica\u00e7\u00f5es IEC 60947-2, GB\/T 14048.2, CE e UL.<\/p>\n<\/section>\n<section id=\"cta\">\n<h2>Obter uma cota\u00e7\u00e3o<\/h2>\n<p>Contact Kuangya for datasheets, wiring diagrams, or OEM customization of KYDB-125-3P.<\/p>\n<p><a class=\"btn\" href=\"\/pt\/contact-us\/\">Entre em contato conosco<\/a><\/p>\n<\/section>\n<\/article>","protected":false},"excerpt":{"rendered":"<ul>\n<li data-start=\"296\" data-end=\"399\">\n<p data-start=\"298\" data-end=\"399\">Kuangya KYDB-125-3P is a <strong data-start=\"323\" data-end=\"358\">disjuntor dc 3p 750v 125a<\/strong>, dispon\u00edvel em 63A \/ 80A \/ 100A \/ 125A.<\/p>\n<\/li>\n<li data-start=\"400\" data-end=\"498\">\n<p data-start=\"402\" data-end=\"498\">Provides triple-pole overload &amp; short-circuit protection at 750VDC with 6kA breaking capacity.<\/p>\n<\/li>\n<li data-start=\"499\" data-end=\"582\">\n<p data-start=\"501\" data-end=\"582\">IEC 60947-2 certified, DIN-rail breaker for PV, ESS, and industrial DC systems.<\/p>\n<\/li>\n<\/ul>","protected":false},"featured_media":2096,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[28],"product_tag":[],"class_list":{"0":"post-1118","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-dc-mcb","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/cnkuangya.com\/pt\/wp-json\/wp\/v2\/product\/1118","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cnkuangya.com\/pt\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/cnkuangya.com\/pt\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/cnkuangya.com\/pt\/wp-json\/wp\/v2\/comments?post=1118"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cnkuangya.com\/pt\/wp-json\/wp\/v2\/media\/2096"}],"wp:attachment":[{"href":"https:\/\/cnkuangya.com\/pt\/wp-json\/wp\/v2\/media?parent=1118"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/cnkuangya.com\/pt\/wp-json\/wp\/v2\/product_brand?post=1118"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/cnkuangya.com\/pt\/wp-json\/wp\/v2\/product_cat?post=1118"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/cnkuangya.com\/pt\/wp-json\/wp\/v2\/product_tag?post=1118"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}