{"id":7910,"date":"2026-08-25T07:08:46","date_gmt":"2026-08-25T07:08:46","guid":{"rendered":"https:\/\/www.simplybuyglobal.com\/?post_type=product&#038;p=7910"},"modified":"2026-08-25T07:24:51","modified_gmt":"2026-08-25T07:24:51","slug":"chint-nxm-630s-3300-500a-molded-case-circuit-breaker-50ka-3-pole","status":"publish","type":"product","link":"https:\/\/www.simplybuyglobal.com\/kk\/product\/chint-nxm-630s-3300-500a-molded-case-circuit-breaker-50ka-3-pole\/","title":{"rendered":"CHINT NXM-630S\/3300 500A \u049b\u04b1\u0439\u044b\u043b\u0493\u0430\u043d \u043a\u043e\u0440\u043f\u0443\u0441\u0442\u044b \u0430\u0432\u0442\u043e\u043c\u0430\u0442\u0442\u044b \u0430\u0436\u044b\u0440\u0430\u0442\u049b\u044b\u0448 50kA 3-\u043f\u043e\u043b\u044e\u0441\u0442\u0456"},"content":{"rendered":"<h2>Product Description<\/h2>\n<p>The CHINT NXM-630S\/3300 500A is a high-capacity molded case circuit breaker designed for reliable overload and short-circuit protection in low-voltage power distribution systems. It belongs to the NXM series and features a 630A frame size with a 500A rated current. The 3-pole fixed thermal-magnetic circuit breaker provides a 50kA rated short-circuit breaking capacity at 400V AC, making it suitable for industrial distribution, commercial buildings, and motor protection applications. The NXM series supports a wide range of operating voltages and complies with IEC\/EN 60947-2 requirements. :contentReference[oaicite:0]{index=0}<\/p>\n<h2>Standard Features<\/h2>\n<ul>\n<li><strong>500A rated current:<\/strong> Provides high-current protection for demanding low-voltage distribution applications.<\/li>\n<li><strong>630A frame size:<\/strong> Designed for high-capacity industrial and commercial electrical distribution systems.<\/li>\n<li><strong>50kA breaking capacity:<\/strong> Provides reliable short-circuit interruption capability at 400V AC for the NXM-630S frame.<\/li>\n<li><strong>3-pole configuration:<\/strong> Suitable for three-phase power distribution and motor protection circuits.<\/li>\n<li><strong>Thermal-magnetic protection:<\/strong> Provides dependable overload and short-circuit protection for electrical equipment.<\/li>\n<li><strong>Fixed installation design:<\/strong> Offers a straightforward and reliable solution for distribution switchboards and control panels.<\/li>\n<\/ul>\n<h2>Technical Specifications<\/h2>\n<table>\n<thead>\n<tr>\n<th>Parameter<\/th>\n<th>Value<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Manufacturer<\/td>\n<td>CHINT<\/td>\n<\/tr>\n<tr>\n<td>Model<\/td>\n<td>NXM-630S\/3300 500A<\/td>\n<\/tr>\n<tr>\n<td>Product Type<\/td>\n<td>Molded Case Circuit Breaker (MCCB)<\/td>\n<\/tr>\n<tr>\n<td>Frame Size<\/td>\n<td>630 A<\/td>\n<\/tr>\n<tr>\n<td>Rated Current (In)<\/td>\n<td>500 A<\/td>\n<\/tr>\n<tr>\n<td>Number of Poles<\/td>\n<td>3P<\/td>\n<\/tr>\n<tr>\n<td>Release Type<\/td>\n<td>Thermal-Magnetic<\/td>\n<\/tr>\n<tr>\n<td>Breaking Capacity Code<\/td>\n<td>S<\/td>\n<\/tr>\n<tr>\n<td>Rated Short-Circuit Breaking Capacity (Icu)<\/td>\n<td>50 kA at 400 V AC<\/td>\n<\/tr>\n<tr>\n<td>Rated Short-Circuit Breaking Capacity (Ics)<\/td>\n<td>36 kA at 400 V AC<\/td>\n<\/tr>\n<tr>\n<td>Rated Operational Voltage (Ue)<\/td>\n<td>Up to 690 V AC<\/td>\n<\/tr>\n<tr>\n<td>Rated Insulation Voltage (Ui)<\/td>\n<td>Up to 1000 V<\/td>\n<\/tr>\n<tr>\n<td>Frequency<\/td>\n<td>50\/60 Hz<\/td>\n<\/tr>\n<tr>\n<td>Installation<\/td>\n<td>Fixed Type<\/td>\n<\/tr>\n<tr>\n<td>Standard<\/td>\n<td>IEC\/EN 60947-2<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p><strong>\u04e8\u043d\u0434\u0456\u0440\u0443\u0448\u0456<\/strong>: \u0427\u0418\u041d\u0422<br \/>\n<strong>\u041c\u043e\u0434\u0435\u043b\u044c<\/strong>: NXM-630S\/3300 500A<br \/>\n<strong>\u041d\u043e\u043c\u0438\u043d\u0430\u043b\u0434\u044b \u0442\u043e\u043a<\/strong>: 500 A<br \/>\n<strong>\u0420\u0430\u043c\u0430 \u04e9\u043b\u0448\u0435\u043c\u0456<\/strong>: 630 A<br \/>\n<strong>\u0421\u044b\u043d\u0443 \u0441\u044b\u0439\u044b\u043c\u0434\u044b\u043b\u044b\u0493\u044b<\/strong>: 50 \u043a\u0410 Icu \/ 36 \u043a\u0410 Ics 400 \u0412 \u0430\u0439\u043d\u044b\u043c\u0430\u043b\u044b \u0442\u043e\u043a\u0442\u0430<br \/>\n<strong>\u041f\u043e\u043b\u044e\u0441\u0442\u0435\u0440 \u0441\u0430\u043d\u044b<\/strong>: 3P<\/p>","protected":false},"featured_media":7913,"template":"","meta":[],"product_brand":[],"product_cat":[109,104,92,103,102,105,112,101,49,100,107,106,111,113,108],"product_tag":[],"class_list":["post-7910","product","type-product","status-publish","has-post-thumbnail","product_cat-ac","product_cat-air-compressor","product_cat-chint","product_cat-elevator-and-crane","product_cat-fan-and-pumps","product_cat-hvac","product_cat-iec-standards","product_cat-industrial-process","product_cat-mccb","product_cat-motor-control-application","product_cat-new-energy","product_cat-oil-gas","product_cat-standard","product_cat-ul-standards","product_cat-voltage","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/www.simplybuyglobal.com\/kk\/wp-json\/wp\/v2\/product\/7910","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.simplybuyglobal.com\/kk\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.simplybuyglobal.com\/kk\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.simplybuyglobal.com\/kk\/wp-json\/wp\/v2\/media\/7913"}],"wp:attachment":[{"href":"https:\/\/www.simplybuyglobal.com\/kk\/wp-json\/wp\/v2\/media?parent=7910"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.simplybuyglobal.com\/kk\/wp-json\/wp\/v2\/product_brand?post=7910"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.simplybuyglobal.com\/kk\/wp-json\/wp\/v2\/product_cat?post=7910"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.simplybuyglobal.com\/kk\/wp-json\/wp\/v2\/product_tag?post=7910"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}