{"id":1107,"date":"2025-09-05T07:07:42","date_gmt":"2025-09-05T07:07:42","guid":{"rendered":"https:\/\/cnkuangya.com\/?post_type=product&#038;p=1107"},"modified":"2025-10-07T12:15:04","modified_gmt":"2025-10-07T12:15:04","slug":"dc-circuit-breaker-3p-750v-kydb63","status":"publish","type":"product","link":"https:\/\/cnkuangya.com\/fr\/product\/dc-circuit-breaker-3p-750v-kydb63\/","title":{"rendered":"Disjoncteur DC 3P 750V | KYDB-63-3P"},"content":{"rendered":"<article class=\"product-page kydb-63-3p\">\n<section id=\"overview\">\n<h2>Vue d'ensemble<\/h2>\n<p>Le <strong>disjoncteur dc 3p 750v<\/strong> (mod\u00e8le <strong>KYDB-63-3P<\/strong>) delivers reliable triple-pole DC protection for PV combiner boxes, energy storage systems (ESS), and industrial DC distribution. With current ratings from <strong>6A \u00e0 63A<\/strong>, it provides dependable overload and short-circuit protection at <strong>750VDC<\/strong>. Insulation strength is ensured by <strong>Ui 690V<\/strong> et <strong>Uimp 6kV<\/strong>, supporting long-term performance in demanding environments.<\/p>\n<\/section>\n<section id=\"features\">\n<h2>Caract\u00e9ristiques principales<\/h2>\n<ul>\n<li><strong>Tension nominale :<\/strong> 750VDC (3P) ; <strong>le courant de trame :<\/strong> 63A<\/li>\n<li><strong>Rated current options:<\/strong> 6A \/ 10A \/ 16A \/ 20A \/ 25A \/ 32A \/ 63A<\/li>\n<li><strong>Capacit\u00e9 de rupture :<\/strong> 6kA (Icn); <strong>Operating short-circuit capacity:<\/strong> 6kA (Ics)<\/li>\n<li><strong>Caract\u00e9ristiques du voyage :<\/strong> C \/ D, thermique-magn\u00e9tique<\/li>\n<li><strong>Isolation et impulsion :<\/strong> Ui 690V ; Uimp 6kV<\/li>\n<li><strong>Endurance :<\/strong> Dur\u00e9e de vie m\u00e9canique 20 000 ops ; Dur\u00e9e de vie \u00e9lectrique 2 000 ops<\/li>\n<li><strong>Conformit\u00e9 :<\/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>Coordonne avec <a href=\"\/fr\/pv-combiner-box\/\">Bo\u00eetes de raccordement PV<\/a>, <a href=\"\/fr\/dc-fuse\/\">Fusibles DC<\/a>, <a href=\"\/fr\/dc-spd\/\">DC SPDs<\/a>et <a href=\"\/fr\/dc-switch-disconnector\/\">Interrupteurs-sectionneurs \u00e0 courant continu<\/a><\/li>\n<\/ul>\n<\/section>\n<section id=\"specifications\">\n<h2>Sp\u00e9cifications<\/h2>\n<table>\n<tbody>\n<tr>\n<th>Mod\u00e8le<\/th>\n<td>KYDB-63-3P<\/td>\n<\/tr>\n<tr>\n<th>P\u00f4les<\/th>\n<td>3P<\/td>\n<\/tr>\n<tr>\n<th>Courant nominal (In)<\/th>\n<td>6-63A<\/td>\n<\/tr>\n<tr>\n<th>Tension nominale (Ue)<\/th>\n<td>750VDC<\/td>\n<\/tr>\n<tr>\n<th>Tension d'isolation nominale (Ui)<\/th>\n<td>690V<\/td>\n<\/tr>\n<tr>\n<th>Tension de r\u00e9sistance aux impulsions (Uimp)<\/th>\n<td>6kV<\/td>\n<\/tr>\n<tr>\n<th>Capacit\u00e9 de rupture (Icn\/Ics)<\/th>\n<td>6kA \/ 6kA<\/td>\n<\/tr>\n<tr>\n<th>Caract\u00e9ristiques du voyage<\/th>\n<td>C \/ D (thermal-magnetic)<\/td>\n<\/tr>\n<tr>\n<th>Dur\u00e9e de vie m\u00e9canique<\/th>\n<td>20 000 op\u00e9rations<\/td>\n<\/tr>\n<tr>\n<th>Dur\u00e9e de vie \u00e9lectrique<\/th>\n<td>2 000 op\u00e9rations<\/td>\n<\/tr>\n<tr>\n<th>Installation<\/th>\n<td>Rail DIN, largeur 54mm (18mm \u00d7 3 p\u00f4les)<\/td>\n<\/tr>\n<tr>\n<th>Normes<\/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>Sch\u00e9ma de c\u00e2blage et dimensions<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-1103\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/dimension-300x218.png\" alt=\"KYDB-63 DImension\" width=\"300\" height=\"218\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/dimension-300x218.png 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/dimension-768x559.png 768w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/dimension-600x437.png 600w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/dimension.png 800w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\n<\/section>\n<section id=\"applications\">\n<h2>Applications<\/h2>\n<ul>\n<li>Large-scale PV arrays and strings<\/li>\n<li>Syst\u00e8me de stockage d'\u00e9nergie (ESS) Bus DC<\/li>\n<li>Industrial DC distribution and control panels<\/li>\n<li>Telecommunication and infrastructure DC power<\/li>\n<\/ul>\n<\/section>\n<section id=\"faq\">\n<h2>FAQ<\/h2>\n<h3>Q1: What is a dc circuit breaker 3p 750v?<\/h3>\n<p>A1: It is a triple-pole miniature DC breaker rated at 750VDC, designed to protect DC circuits from overloads and short-circuits.<\/p>\n<h3>Q2: What current ratings are available for KYDB-63-3P?<\/h3>\n<p>A2: 6A, 10A, 16A, 20A, 25A, 32A, and 63A.<\/p>\n<h3>Q3 : Quelle est la capacit\u00e9 de rupture ?<\/h3>\n<p>A3 : Le pouvoir de coupure standard est de 6kA (Icn\/Ics).<\/p>\n<h3>Q4 : Peut-il \u00eatre utilis\u00e9 dans les syst\u00e8mes PV et ESS ?<\/h3>\n<p>A4 : Oui, cette <strong>disjoncteur dc 3p 750v<\/strong> est couramment utilis\u00e9 dans les <a href=\"\/fr\/pv-combiner-box\/\">Bo\u00eetes de raccordement PV<\/a> et la distribution de courant continu de l'ESS.<\/p>\n<h3>Q5: Which standards does KYDB-63-3P comply with?<\/h3>\n<p>A5: It complies with IEC 60947-2, GB\/T 14048.2, CE and UL requirements.<\/p>\n<\/section>\n<section id=\"cta\">\n<h2>Obtenir un devis<\/h2>\n<p>Contact Kuangya for datasheets, wiring diagrams, or OEM customization of KYDB-63-3P.<\/p>\n<p><a class=\"btn\" href=\"\/fr\/contact-us\/\">Nous contacter<\/a><\/p>\n<\/section>\n<\/article>","protected":false},"excerpt":{"rendered":"<ul>\n<li data-start=\"220\" data-end=\"293\">\n<p data-start=\"222\" data-end=\"293\">Kuangya KYDB-63-3P is a <strong data-start=\"246\" data-end=\"276\">disjoncteur dc 3p 750v<\/strong>, class\u00e9 10-63A.<\/p>\n<\/li>\n<li data-start=\"294\" data-end=\"386\">\n<p data-start=\"296\" data-end=\"386\">Provides reliable short-circuit and overload protection with 6kA\/10kA breaking capacity.<\/p>\n<\/li>\n<li data-start=\"387\" data-end=\"459\">\n<p data-start=\"389\" data-end=\"459\">Triple-pole 750VDC breaker, IEC 60947-2 certified, DIN-rail mounted<\/p>\n<\/li>\n<\/ul>","protected":false},"featured_media":2074,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[28],"product_tag":[],"class_list":{"0":"post-1107","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\/fr\/wp-json\/wp\/v2\/product\/1107","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cnkuangya.com\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/cnkuangya.com\/fr\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/cnkuangya.com\/fr\/wp-json\/wp\/v2\/comments?post=1107"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cnkuangya.com\/fr\/wp-json\/wp\/v2\/media\/2074"}],"wp:attachment":[{"href":"https:\/\/cnkuangya.com\/fr\/wp-json\/wp\/v2\/media?parent=1107"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/cnkuangya.com\/fr\/wp-json\/wp\/v2\/product_brand?post=1107"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/cnkuangya.com\/fr\/wp-json\/wp\/v2\/product_cat?post=1107"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/cnkuangya.com\/fr\/wp-json\/wp\/v2\/product_tag?post=1107"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}