{"id":2431,"date":"2026-07-09T08:53:16","date_gmt":"2026-07-09T08:53:16","guid":{"rendered":"https:\/\/chac-electric.com\/?post_type=product&p=2431"},"modified":"2026-07-30T02:36:01","modified_gmt":"2026-07-30T02:36:01","slug":"cqb3-63-series-50hz-60hz-ac-miniature-circuit-breaker","status":"publish","type":"product","link":"https:\/\/chac-electric.com\/ar\/product\/cqb3-63-series-50hz-60hz-ac-miniature-circuit-breaker\/","title":{"rendered":"\u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u0635\u063a\u0631 \u062a\u064a\u0627\u0631 \u0645\u062a\u0631\u062f\u062f \u0633\u0644\u0633\u0644\u0629 CQB3-63 50\u0647\u0631\u062a\u0632\/60\u0647\u0631\u062a\u0632"},"content":{"rendered":"

Product<\/b><\/strong>\u00a0Overview<\/h2>\n

The CQB3-63 series miniature circuit breaker, crafted by CHAC Electric, is designed to fulfill the customization needs of international clients in low – voltage electrical systems. As a professional contract manufacturer with extensive export experience, we excel in ODM\/OEM services.<\/p>\n

These MCBs are ideal for AC 50Hz (or 60Hz) distribution systems with a rated voltage of 230\/400V and a rated current up to 63A, featuring a rated short – circuit breaking capacity of up to 6000A. They serve as protective devices in distribution circuits for infrequent connection, disconnection, and switching. Equipped with overload, short – circuit, and isolation protection, they’re suitable for various terminal distribution scenarios in construction, new energy, power, and infrastructure industries.<\/p>\n

Our CQB3-63 series highlights advanced technology and strict quality control. Leveraging cutting – edge equipment and stringent quality standards, we guarantee reliable performance. We understand international clients’ unique requirements and offer flexible customization from product design to packaging. Our efficient processes and quality systems ensure timely delivery of high – quality products, empowering clients to thrive in the global market.<\/p>\n

Product Features<\/b><\/strong><\/h2>\n

\u25a0\u00a0High Breaking Capacity<\/p>\n

6kA short-circuit protection rating ensures reliable circuit interruption under fault conditions<\/p>\n

\u25a0\u00a0Wide Current Range<\/p>\n

6-63A ratings with B\/C\/D tripping characteristics for residential and\u00a0commercial applications<\/p>\n

\u25a0\u00a0Long Service Life<\/p>\n

\u226510,000 mechanical operations and \u22656,000 electrical operations<\/p>\n

Ordering Specification<\/b><\/strong><\/p>\n

1.Product Model: CQB3-63<\/p>\n

2.Number of Poles: 1P, 1P+N, 2P, 3P, 3P+N,4P<\/p>\n

3.Rated Current & Tripping Curve: [e.g.: C\/32A]<\/p>\n

    \n
  • Tripping Curve:B,C,D<\/li>\n
  • Rated Current (In): 6A, 10A, 16A, 20A, 25A, 32A,40A,50A,63A<\/li>\n<\/ul>\n

    4.Quantity: [e.g.: 100 pcs]<\/p>\n

    Ordering Example:<\/p>\n

    CQB3-63 2P C\/32A 100 pcs<\/p>\n","protected":false},"excerpt":{"rendered":"

    CQB3-63 series miniature circuit breakers are suitable for protection of distribution lines with AC 50Hz (or 60Hz), rated working voltage 230\/400V, rated current up to 63A, and rated short-circuit breaking capacity not exceeding 6000A. They are used for infrequent connection, disconnection and conversion of lines, and have overload, short-circuit and isolation protection functions. They can be widely used in terminal distribution application scenarios in various industries such as construction, new energy, electricity, and infrastructure.<\/p>\n

    \n

    <\/p>\n

    \n
    \u0628\u0648\u0644\u0646\u062f\u064a\u0648\u0646<\/div>\n
    1P \/ 1P+N \/ 2P \/ 3P \/ 3P+N \/ 4P<\/div>\n<\/div>\n

    <\/p>\n

    \n
    \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0642\u0646\u0646<\/div>\n
    6A\u201363A<\/div>\n<\/div>\n

    <\/p>\n

    \n
    \u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0645\u0642\u0646\u0646<\/div>\n
    500V<\/div>\n<\/div>\n

    <\/p>\n

    \n
    \u0642\u062f\u0631\u0629 \u0627\u0644\u0641\u0635\u0644<\/div>\n
    6kA<\/div>\n<\/div>\n

    <\/p>\n

    \n
    Tripping Curve:<\/div>\n
    B \/ C \/ D<\/div>\n<\/div>\n

    <\/p>\n

    \n
    \u0642\u064a\u0627\u0633\u064a<\/div>\n
    IEC60898-1<\/div>\n
    <\/div>\n<\/div>\n
    \n
    \u062a\u062e\u0635\u064a\u0635<\/div>\n
    \u062e\u062f\u0645\u0629 \u0634\u0627\u0645\u0644\u0629 \u0644\u062a\u0635\u0646\u064a\u0639 \u0627\u0644\u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0623\u0635\u0644\u064a\u0629 (OEM) \u0648\u0627\u0644\u062a\u0635\u0646\u064a\u0639 \u062d\u0633\u0628 \u0627\u0644\u0637\u0644\u0628 (ODM)<\/div>\n<\/div>\n<\/div>","protected":false},"featured_media":3130,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[25,46],"product_tag":[],"class_list":["post-2431","product","type-product","status-publish","has-post-thumbnail","product_cat-terminal-electrical-appliances","product_cat-mcb","first","instock","shipping-taxable","product-type-simple"],"acf":[],"_links":{"self":[{"href":"https:\/\/chac-electric.com\/ar\/wp-json\/wp\/v2\/product\/2431","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/chac-electric.com\/ar\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/chac-electric.com\/ar\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/chac-electric.com\/ar\/wp-json\/wp\/v2\/comments?post=2431"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/chac-electric.com\/ar\/wp-json\/wp\/v2\/media\/3130"}],"wp:attachment":[{"href":"https:\/\/chac-electric.com\/ar\/wp-json\/wp\/v2\/media?parent=2431"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/chac-electric.com\/ar\/wp-json\/wp\/v2\/product_brand?post=2431"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/chac-electric.com\/ar\/wp-json\/wp\/v2\/product_cat?post=2431"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/chac-electric.com\/ar\/wp-json\/wp\/v2\/product_tag?post=2431"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}