{"product_id":"40a-1-pole-b-curve-6ka-mcb-nb1-63b1p40","title":"40A 1 Pole B Curve 6KA MCB (NB1‑63B1P40)","description":"\u003cp data-start=\"135\" data-end=\"514\"\u003eThe \u003cstrong data-start=\"139\" data-end=\"169\"\u003e40A 1 Pole B Curve 6KA MCB\u003c\/strong\u003e (Model \u003cstrong data-start=\"177\" data-end=\"192\"\u003eNB1‑63B1P40\u003c\/strong\u003e) from CHINT is a high-quality, compact miniature circuit breaker designed to protect electrical circuits from overload and short-circuit faults. Built to trusted industrial standards, this single-pole MCB delivers reliable interruption performance and long-lasting service in domestic and commercial distribution systems.\u003c\/p\u003e\n\u003cp data-start=\"516\" data-end=\"973\"\u003eConstructed with robust, durable materials and engineered for consistent performance, this MCB features a \u003cstrong data-start=\"622\" data-end=\"642\"\u003e40 ampere rating\u003c\/strong\u003e and a \u003cstrong data-start=\"649\" data-end=\"684\"\u003eB-curve tripping characteristic\u003c\/strong\u003e, which means it is sensitive enough to protect standard lighting and general power circuits without nuisance tripping. The 6 kiloampere breaking capacity ensures dependable protection even under high fault conditions, making it an excellent choice for both new installations and upgrades.\u003c\/p\u003e\n\u003cp data-start=\"975\" data-end=\"1311\"\u003eThanks to its \u003cstrong data-start=\"989\" data-end=\"1011\"\u003esingle pole design\u003c\/strong\u003e, this breaker occupies only 18mm of DIN rail space, making it ideal for neat, space-efficient consumer units and distribution boards. Installation is straightforward on standard TH35 DIN rails, and the breaker is suitable for use in environments with operating temperatures from \u003cstrong data-start=\"1291\" data-end=\"1310\"\u003e-5 °C to +40 °C\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"1313\" data-end=\"1554\"\u003eWhether you are protecting lighting circuits, power outlets, or control panels, the NB1‑63B1P40 provides simple yet robust circuit protection that meets everyday electrical safety needs throughout homes, offices, and light commercial spaces.\u003c\/p\u003e\n\u003cp data-start=\"1313\" data-end=\"1554\"\u003e \u003c\/p\u003e","brand":"CHINT","offers":[{"title":"Default Title","offer_id":49266841813229,"sku":"NB1‑63B1P40","price":3.9,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0758\/4861\/4125\/files\/NB1-63-1P.jpg?v=1768819674","url":"https:\/\/callidustrade.co.uk\/products\/40a-1-pole-b-curve-6ka-mcb-nb1-63b1p40","provider":"Callidus Trade B2B","version":"1.0","type":"link"}