{"product_id":"chint-nb1-63b1p40-sp-type-b-mcb-40a-6ka","title":"Chint NB1-63B1P40 SP Type B MCB 40A 6kA","description":"\u003cp data-start=\"39\" data-end=\"371\"\u003eThe \u003cstrong data-start=\"43\" data-end=\"58\"\u003eNB1-63B1P40\u003c\/strong\u003e is a high-performance \u003cstrong data-start=\"81\" data-end=\"116\"\u003eminiature circuit breaker (MCB)\u003c\/strong\u003e designed to provide reliable protection for electrical circuits against \u003cstrong data-start=\"189\" data-end=\"230\"\u003eoverload and short-circuit conditions\u003c\/strong\u003e. Built within the trusted NB1-63 series, it is widely used in residential, commercial, and light industrial electrical distribution systems.\u003c\/p\u003e\n\u003cp data-start=\"373\" data-end=\"602\"\u003eEngineered for \u003cstrong data-start=\"388\" data-end=\"409\"\u003eDIN rail mounting\u003c\/strong\u003e, this compact 1-pole device delivers a \u003cstrong data-start=\"449\" data-end=\"470\"\u003e40A rated current\u003c\/strong\u003e and a \u003cstrong data-start=\"477\" data-end=\"502\"\u003e6kA breaking capacity\u003c\/strong\u003e, ensuring fast and safe disconnection of faulty circuits to protect wiring and connected equipment.\u003c\/p\u003e\n\u003cp data-start=\"604\" data-end=\"824\"\u003eWith its \u003cstrong data-start=\"613\" data-end=\"638\"\u003eType B tripping curve\u003c\/strong\u003e, the NB1-63B1P40 is particularly suited for general-purpose applications where moderate inrush currents may occur, such as lighting circuits, socket outlets, and small electrical loads.\u003c\/p\u003e\n\u003cp data-start=\"826\" data-end=\"843\"\u003e\u003cstrong data-start=\"826\" data-end=\"843\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"844\" data-end=\"1101\"\u003e\n\u003cli data-section-id=\"x43mof\" data-start=\"844\" data-end=\"866\"\u003eModel: NB1-63B1P40\u003c\/li\u003e\n\u003cli data-section-id=\"xxp65k\" data-start=\"867\" data-end=\"908\"\u003eType: Miniature Circuit Breaker (MCB)\u003c\/li\u003e\n\u003cli data-section-id=\"1cmdfff\" data-start=\"909\" data-end=\"936\"\u003ePoles: 1P (Single Pole)\u003c\/li\u003e\n\u003cli data-section-id=\"10jg9nc\" data-start=\"937\" data-end=\"959\"\u003eRated Current: 40A\u003c\/li\u003e\n\u003cli data-section-id=\"yig7j9\" data-start=\"960\" data-end=\"986\"\u003eBreaking Capacity: 6kA\u003c\/li\u003e\n\u003cli data-section-id=\"t4u3xs\" data-start=\"987\" data-end=\"1013\"\u003eTripping Curve: Type B\u003c\/li\u003e\n\u003cli data-section-id=\"18y3xiu\" data-start=\"1014\" data-end=\"1049\"\u003eMounting: DIN rail installation\u003c\/li\u003e\n\u003cli data-section-id=\"i989lo\" data-start=\"1050\" data-end=\"1101\"\u003eFunction: Overload and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"BMS Electrical","offers":[{"title":"Default Title","offer_id":56992091636089,"sku":"NB1-63B1P40","price":2.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0993\/6388\/1337\/files\/NB1-63-1P.jpg?v=1780929777","url":"https:\/\/bmselectricalsupplies.com\/products\/chint-nb1-63b1p40-sp-type-b-mcb-40a-6ka","provider":"Zicam Electrical Supplies","version":"1.0","type":"link"}