{"product_id":"abb-mccb-xt5n-400-tma-400-4000-3-pole","title":"ABB MCCB XT5N 400 TMA 400-4000 3-Pole","description":"\u003ch2\u003eABB MCCB XT5N 400 TMA 400-4000 3-Pole\u003c\/h2\u003e\u003cp\u003eThe ABB XT5N 400 TMA 400-4000 3P is a high-capacity 3-pole MCCB with a 400–4000A TMA trip unit and 36kA breaking capacity at 415V. It provides main incoming protection for the largest UAE industrial facilities, substation switchgear, and critical infrastructure where premium high-current MCCB protection is specified.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e3-pole MCCB with 400–4000A TMA trip for maximum current applications\u003c\/li\u003e\n\u003cli\u003e36kA breaking capacity at 415V\u003c\/li\u003e\n\u003cli\u003eHeavy-duty main incoming switchgear protection\u003c\/li\u003e\n\u003cli\u003eFixed front robust Tmax XT5 construction\u003c\/li\u003e\n\u003cli\u003eGenuine ABB Tmax XT5N quality\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\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\u003eXT5N 400 TMA 400-4000 3p F F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePoles\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTrip Unit\u003c\/td\u003e\n\u003ctd\u003eTMA 400–4000A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBreaking Capacity\u003c\/td\u003e\n\u003ctd\u003e36kA @ 415V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eVery high-current main incoming switchgear protection\u003c\/li\u003e\n\u003cli\u003eIndustrial substation and primary distribution incoming\u003c\/li\u003e\n\u003cli\u003eLarge process plant and critical facility protection\u003c\/li\u003e\n\u003cli\u003eMajor commercial building main distribution protection\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat's the difference between an MCB and an MCCB?\u003c\/strong\u003e\u003cbr\u003eAn MCB (miniature circuit breaker) is typically rated up to 100A with a fixed, non-adjustable trip and lower breaking capacity, used for final circuits. An MCCB (moulded case circuit breaker) is built for higher currents and fault levels, and is used for main incomers, sub-mains, and feeder protection where an MCB's rating or breaking capacity would be insufficient.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhen do I need an MCCB instead of an MCB?\u003c\/strong\u003e\u003cbr\u003eUse an MCCB where the prospective fault current or load current exceeds what an MCB is rated to handle safely — typically at the main incomer or major sub-main level of a commercial or industrial distribution board.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHow many poles do I need?\u003c\/strong\u003e\u003cbr\u003eThis is a 3-pole device, sized for the corresponding single or three-phase supply arrangement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoes this MCCB have an adjustable trip setting?\u003c\/strong\u003e\u003cbr\u003eCheck the specific trip unit type in the Technical Specifications table above — thermal-magnetic MCCBs may have a fixed or adjustable trip range depending on the model; an electronic trip unit typically offers configurable protection curves.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCan I install this myself?\u003c\/strong\u003e\u003cbr\u003eNo. MCCBs are installed in distribution boards and panels by a licensed electrician, in line with UAE wiring regulations.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":44140750110819,"sku":"1SDA100345R1","price":1800.0,"currency_code":"AED","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0570\/6570\/1475\/files\/9PAA00000229787_400x400_a22ddda0-8639-4d03-a551-731be17733a4.jpg?v=1786966404","url":"https:\/\/www.deluxeuae.com\/products\/abb-mccb-xt5n-400-tma-400-4000-3-pole","provider":"Deluxe Electricals","version":"1.0","type":"link"}