{"product_id":"industrial-kep3400t52","title":"Industrial KEP3400T52 400A 3-Pole Circuit Breaker Potential Transformer","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Industrial KEP3400T52: a purpose-built 400 A, 3-pole circuit breaker designed for demanding industrial power systems. This robust device protects your three-phase feeders and equipment while enabling accurate metering and protection workflows through potential transformer interfaces. Built for reliability in switchgear, panel boards, and motor control centers, it helps you reduce downtime and extend equipment life in even the harshest environments.\u003c\/p\u003e \u003ch3\u003eWhy the KEP3400T52 stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole protection\u003c\/strong\u003e ensures balanced, synchronized interruption across all phases A, B, and C for consistent fault clearance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e400 A current rating\u003c\/strong\u003e supports large industrial loads, from heavy motors to substantial distribution circuits, with room to grow in expanding facilities.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number clarity\u003c\/strong\u003e—KEP3400T52 for easy specification, procurement, and asset management in maintenance schedules.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePotential transformer compatibility\u003c\/strong\u003e enables seamless integration with metering and protection relays, supporting accurate monitoring without added hardware clutter.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRugged industrial construction\u003c\/strong\u003e designed to withstand dusty, vibration-prone environments typical of manufacturing floors and utility rooms.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear protection performance\u003c\/strong\u003e provides fast, predictable interruption during overloads and short circuits to minimize equipment damage and downtime.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMedium to large motor control centers and switchgear assemblies requiring reliable three-phase protection up to 400 A.\u003c\/li\u003e \u003cli\u003eIndustrial facilities with critical loads that benefit from integrated protection and measurement through potential transformer interfaces.\u003c\/li\u003e \u003cli\u003ePower distribution panels in manufacturing, processing, and logistics environments where uptime is essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical benefits you’ll notice\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eImproved safety for personnel and equipment due to rapid, coordinated tripping across all phases.\u003c\/li\u003e \u003cli\u003eEnhanced monitoring capability when paired with protection relays and metering systems via the potential transformer interface.\u003c\/li\u003e \u003cli\u003eStreamlined maintenance and inventory management thanks to a clearly identified part number and standardized 3-pole form factor.\u003c\/li\u003e \u003cli\u003eBetter fault diagnosis with predictable performance, reducing mean time to repair after events.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoosing the KEP3400T52 means investing in a dependable, scalable protection solution for industrial power distribution. Its combination of 400 A capability, 3-pole architecture, and potential transformer compatibility gives you precise protection, easier integration with monitoring systems, and peace of mind in environments where consistent performance matters most.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Industrial","offers":[{"title":"Default Title","offer_id":46423531028642,"sku":"KEP3400T52","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_229276d9-908d-46df-93e5-6fe31866e0ff.png?v=1765492975","url":"https:\/\/www.ampstate.com\/products\/industrial-kep3400t52","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}