{"product_id":"abb-2cds631031r0204-bms311c20-1p-20a-mcb","title":"ABB 2CDS631031R0204 BMS311C20 1P 20A 3kA C-Curve Basic M BMS Miniature Circuit Breaker","description":"\u003cp\u003eThe ABB BMS311C20 (SKU: 2CDS631031R0204) is a 1-pole 20 A C-curve miniature circuit breaker from the Basic M BMS series, designed for reliable overcurrent and short-circuit protection in residential, commercial, and light industrial control panel applications. Rated at 230 V AC per IEC 60898-1 and 440 V per IEC 60947-2, it delivers a breaking capacity of 3 kA at 230\/400 V AC, making the BMS311C20 a dependable choice for branch circuit protection across a wide range of installations. With a compact 17.5 mm width and a weight of just 93 g, this ABB miniature circuit breaker fits efficiently on standard DIN rail assemblies.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCatalog Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBMS311C20\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2CDS631031R0204\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eABB\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBasic M BMS\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMiniature Circuit Breaker (MCB)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20 A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNumber of Poles\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1P\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTrip Curve\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eC\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Voltage (IEC 60898-1)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e230 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Voltage (IEC 60947-2)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e440 V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBreaking Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3 kA @ 230\/400 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Dissipation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.5 W per pole\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions (W × H × D)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e17.5 mm × 88 mm × 69 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e93 g\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEAN\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4016779043366\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCertifications \u0026amp; Standards\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIEC 60898-1:\u003c\/strong\u003e Household and similar installations — circuit breakers for overcurrent protection\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIEC 60947-2:\u003c\/strong\u003e Low-voltage switchgear and controlgear — circuit breakers for industrial use\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIEC\/EN 60664-1:\u003c\/strong\u003e Insulation coordination for equipment within low-voltage systems\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIEC\/EN 60664:\u003c\/strong\u003e Insulation coordination standard for low-voltage equipment\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEN 60664:\u003c\/strong\u003e European adoption of IEC 60664 insulation coordination requirements\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIEC 60898:\u003c\/strong\u003e General circuit breaker performance and safety standard\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIEC 60947:\u003c\/strong\u003e Low-voltage switchgear and controlgear general requirements\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRoHS:\u003c\/strong\u003e Restriction of Hazardous Substances — compliant with EU Directive 2011\/65\/EU\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eREACH:\u003c\/strong\u003e Registration, Evaluation, Authorisation and Restriction of Chemicals — EU compliant\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTSCA:\u003c\/strong\u003e Toxic Substances Control Act — US chemical safety compliance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWEEE:\u003c\/strong\u003e Waste Electrical and Electronic Equipment Directive — compliant with EU recycling requirements\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eApplications \u0026amp; Use Cases\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eBranch circuit protection in residential distribution boards and consumer units\u003c\/li\u003e\n  \u003cli\u003eCommercial building electrical panels and switchboards\u003c\/li\u003e\n  \u003cli\u003eLight industrial control panels requiring compact, single-pole protection\u003c\/li\u003e\n  \u003cli\u003eMachine tool and automation cabinet wiring where DIN rail mounting is required\u003c\/li\u003e\n  \u003cli\u003eProtection of motors, lighting circuits, and resistive loads with C-curve characteristic\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":50229178794267,"sku":"2CDS631031R0204","price":2.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/7722\/4475\/files\/abb-2cds631031r0204-bms311c20-miniature-circuit-breaker_c39b12a3-8717-4465-852c-ba092ae7c330.webp?v=1777162315","url":"https:\/\/stoklink.com\/products\/abb-2cds631031r0204-bms311c20-1p-20a-mcb","provider":"Stoklink","version":"1.0","type":"link"}