{"product_id":"abb-bmsdw463-4p-63a-switch-disconnector","title":"ABB BMSDW463 Switch Disconnector 63A 4P","description":"\u003ch2\u003eABB BMSDW463 4-Pole 63A Switch Disconnector\u003c\/h2\u003e\n\u003cp\u003eThe BMSDW463 is a 4-pole 63A switch disconnector from ABB's Formula DIN Rail range, used to safely isolate power in distribution boards. Manufactured to IEC standards, it functions as a main switch for distribution boards and is suited to residential, commercial, and light industrial installations across the UAE.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e4-pole switch disconnector for isolating all phases and neutral in a distribution board\u003c\/li\u003e\n  \u003cli\u003e63A rated current suitable for main incomer isolation in medium-sized distribution boards\u003c\/li\u003e\n  \u003cli\u003eRated conditional short-circuit current of 6kA for reliable performance under fault conditions\u003c\/li\u003e\n  \u003cli\u003eIP20 degree of protection with an operating temperature range of -25°C to +55°C, suited to UAE ambient conditions\u003c\/li\u003e\n  \u003cli\u003eGenuine ABB Formula Din Rail quality — rated for 10,000 electrical and mechanical operating cycles\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eABB\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eBMSDW463\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eSwitch Disconnector (Isolator)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003ePoles\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eRated Current (In)\u003c\/td\u003e\n\u003ctd\u003e63A\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eRated Impulse Withstand Voltage (Uimp)\u003c\/td\u003e\n\u003ctd\u003e4kV\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eRated Conditional Short-Circuit Current (Inc)\u003c\/td\u003e\n\u003ctd\u003e6kA\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eRated Frequency\u003c\/td\u003e\n\u003ctd\u003e50\/60Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eDegree of Protection\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003ePollution Degree\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eDIN Rail\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eConnecting Capacity\u003c\/td\u003e\n\u003ctd\u003eFlexible 35mm² \/ Solid 25mm²\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eElectrical \u0026amp; Mechanical Endurance\u003c\/td\u003e\n\u003ctd\u003e10,000 cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eAmbient Operating Temperature\u003c\/td\u003e\n\u003ctd\u003e-25°C to +55°C\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eMain switch isolation for three-phase distribution boards in villas and commercial buildings\u003c\/li\u003e\n  \u003cli\u003eSafe isolation point for maintenance and servicing of sub-distribution boards\u003c\/li\u003e\n  \u003cli\u003eIsolation of HVAC, pump, and motor circuits before maintenance work in FM-managed facilities\u003c\/li\u003e\n  \u003cli\u003eGeneral power isolation in retail, warehouse, and light industrial panels across the UAE\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIs this an MCB or an isolator?\u003c\/strong\u003e\u003cbr\u003eIt's an isolator (switch-disconnector), not an MCB. It has no overload or short-circuit protection — it only provides a manual on\/off disconnect, and should be paired with separate MCBs or RCCBs for circuit protection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat does 4-pole mean for this isolator?\u003c\/strong\u003e\u003cbr\u003e4-pole means it switches all three phases plus neutral, for supplies where the neutral must also be isolated.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhere should this isolator be installed?\u003c\/strong\u003e\u003cbr\u003eTypically as the main incoming switch or a local isolation point ahead of the MCBs\/RCCBs in a distribution board, so the whole board (or a section of it) can be isolated for maintenance without needing to trip individual breakers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCan I install this myself?\u003c\/strong\u003e\u003cbr\u003eNo. This is trade-only distribution board equipment and must be installed and connected by a licensed electrician in accordance with local wiring regulations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCan this isolator be used to switch a live circuit under load?\u003c\/strong\u003e\u003cbr\u003eIsolators rated for on-load switching can do this within their utilisation category, but check the specific AC rating in the Technical Specifications table — an isolator is not a protective device and should not substitute for a circuit breaker.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":44352367067235,"sku":"BMSDW463","price":92.0,"currency_code":"AED","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0570\/6570\/1475\/files\/9PAA00000216707_400x400_0b011194-30bf-45bc-ab72-cc81235fdf64.png?v=1787498886","url":"https:\/\/www.deluxeuae.com\/products\/abb-bmsdw463-4p-63a-switch-disconnector","provider":"Deluxe Electricals","version":"1.0","type":"link"}