{"product_id":"abb-xt5lu340abfn000xxx-400a-3p-circuit-breaker","title":"ABB XT5LU340ABFN000XXX Circuit Breaker, 400A, 3-Pole","description":"\u003cdiv\u003e\n\u003cp\u003eThe ABB XT5LU340ABFN000XXX circuit breaker is engineered for demanding industrial environments, delivering dependable 400 A protection across a 3-pole configuration. Designed for industrial electrical service, maintenance, and replacement projects, this unit helps safeguard critical equipment and keep power distribution running smoothly. Always verify fit by part number and application requirements to ensure a seamless integration.\u003c\/p\u003e \u003ch2\u003eKey advantages that set this breaker apart\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eRobust three‑pole protection\u003c\/strong\u003e provides reliable three‑phase interruption and isolation, ideal for balanced, high‑demand systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e400 A rating\u003c\/strong\u003e supports substantial feeder and main circuit protection in industrial panels and switchgear.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e trusted ABB engineering\u003c\/strong\u003e means proven performance, consistent behavior across installations, and easier integration with existing ABB components.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear path to replacement\u003c\/strong\u003e designed to simplify maintenance turnarounds and reduce downtime when upgrading or restoring protective circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart-number driven compatibility\u003c\/strong\u003e the exact model XT5LU340ABFN000XXX ensures the right fit when you’re matching against drawings, schematics, or repair inventories.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eSpecs at a glance\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eProduct type:\u003c\/strong\u003e Circuit Breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 400 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePolls:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e ABB\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e XT5LU340ABFN000XXX\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eNew installations in industrial facilities where three‑phase protection is essential\u003c\/li\u003e \u003cli\u003eMaintenance projects that require a reliable, easy-to-replace main or feeder breaker\u003c\/li\u003e \u003cli\u003eReplacement of aging protection devices in plant electrical infrastructure\u003c\/li\u003e \u003cli\u003ePanel upgrades and modernization efforts seeking consistent ABB components\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eUsage, compatibility, and practical tips\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility matters\u003c\/strong\u003e verify fit by part number and application requirements to ensure correct mounting, trip characteristics, and electrical fit within your panel or switchgear.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePlan for quick replacements\u003c\/strong\u003e keep the XT5LU340ABFN000XXX on hand as a purpose‑built spare for high‑demand circuits to minimize downtime.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance mindset\u003c\/strong\u003e include routine inspections of protective devices in your preventive maintenance schedule to catch wear, corrosion, or mounting issues early.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDocumentation alignment\u003c\/strong\u003e cross‑check the part number against your electrical drawings and bill of materials to prevent mismatches during procurement and installation.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhether you're provisioning a brand‑new industrial setup or restoring a legacy system, the ABB XT5LU340ABFN000XXX circuit breaker delivers the dependable protection you need with the compatibility and reliability you expect from ABB. Use the exact part number to confirm suitability for your application, and proceed with confidence on your next maintenance, service, or replacement project.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46415718383778,"sku":"XT5LU340ABFN000XXX","price":460.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_513d6710-3734-4b27-839d-f68e6f4b470a.png?v=1765492974","url":"https:\/\/www.ampstate.com\/products\/abb-xt5lu340abfn000xxx-400a-3p-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}