{"product_id":"chint-shield-nb1-63bh1p40-1-pole-40a-10ka-b-curve-mcb","title":"CHINT Shield NB1-63BH1P40 1-Pole 40A 10kA B-Curve MCB","description":"\u003cdiv class=\"paragraph normal\" data-start-index=\"631\" dir=\"auto\"\u003e\n\u003cspan data-start-index=\"631\"\u003eUpgrade your electrical installation with the professional-grade \u003c\/span\u003e\u003cb data-start-index=\"696\"\u003eCHINT Shield NB1-63BH1P40 1-Pole MCB\u003c\/b\u003e\u003cspan data-start-index=\"732\"\u003e. Designed for integration into modern domestic and commercial consumer units, this 40A miniature circuit breaker provides vital protection for final sub-circuits.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"paragraph heading4\" data-start-index=\"895\" role=\"heading\" aria-level=\"4\" dir=\"auto\"\u003e\u003cb data-start-index=\"895\"\u003eHeavy-Duty 10kA Breaking Capacity\u003c\/b\u003e\u003c\/div\u003e\n\u003cdiv class=\"paragraph normal\" data-start-index=\"928\" dir=\"auto\"\u003e\n\u003cspan data-start-index=\"928\"\u003eBuilt for demanding power protection, the NB1-63H series features a high \u003c\/span\u003e\u003cb data-start-index=\"1001\"\u003e10kA short-circuit breaking capacity\u003c\/b\u003e\u003cspan data-start-index=\"1037\"\u003e. This ensures robust protection against high fault currents, helping prevent damage to sensitive wiring, appliances, and distribution infrastructure during electrical fault events.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"paragraph heading4\" data-start-index=\"1218\" role=\"heading\" aria-level=\"4\" dir=\"auto\"\u003e\u003cb data-start-index=\"1218\"\u003eResponsive B-Curve Protection\u003c\/b\u003e\u003c\/div\u003e\n\u003cdiv class=\"paragraph normal\" data-start-index=\"1247\" dir=\"auto\"\u003e\n\u003cspan data-start-index=\"1247\"\u003eFeaturing a \u003c\/span\u003e\u003cb data-start-index=\"1259\"\u003eB-curve tripping profile\u003c\/b\u003e\u003cspan data-start-index=\"1283\"\u003e, the NB1-63BH1P40 is calibrated to trip instantly between 3 to 5 times its nominal 40A rated current. This fast-acting response is ideal for domestic and light commercial applications where inrush currents are minimal, providing maximum protection for cables and connected equipment.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"paragraph heading4\" data-start-index=\"1567\" role=\"heading\" aria-level=\"4\" dir=\"auto\"\u003e\u003cb data-start-index=\"1567\"\u003eCompact Single-Pole Form Factor\u003c\/b\u003e\u003c\/div\u003e\n\u003cdiv class=\"paragraph normal\" data-start-index=\"1598\" dir=\"auto\"\u003e\n\u003cspan data-start-index=\"1598\"\u003eDesigned as a standard \u003c\/span\u003e\u003cb data-start-index=\"1621\"\u003esingle-pole (1P) module\u003c\/b\u003e\u003cspan data-start-index=\"1644\"\u003e, this circuit breaker fits seamlessly into compatible CHINT Shield consumer units and power distribution boards. Its standardized DIN-rail modular design makes installation, circuit identification, and maintenance straightforward for qualified electricians and contractors.\u003c\/span\u003e\n\u003c\/div\u003e","brand":"CHINT","offers":[{"title":"Default Title","offer_id":57753760629109,"sku":"NB1-63BH1P40","price":5.62,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0176\/6686\/7264\/files\/NB1-63H-1P_10KA.jpg?v=1794307707","url":"https:\/\/callidus.shop\/products\/chint-shield-nb1-63bh1p40-1-pole-40a-10ka-b-curve-mcb","provider":"Callidus Trade Ltd","version":"1.0","type":"link"}