{"product_id":"industrial-ks3400tag","title":"Industrial KS3400TAG 400A 3-Pole Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Industrial KS3400TAG 400A 3-Pole Circuit Breaker — a purpose-built protective device engineered for demanding industrial power systems. With a 400 A current rating and a true 3-pole design, this breaker is ready to safeguard three-phase feeders, motor circuits, and heavy machinery in manufacturing, processing, and distribution environments.\u003c\/p\u003e \u003ch3\u003eWhy the KS3400TAG stands out for industrial protection\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e400 A current rating\u003c\/strong\u003e provides reliable protection for high-demand three-phase loads, helping prevent damage from overloads and short circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-pole configuration\u003c\/strong\u003e ensures synchronized interruption across all three phases, preserving balanced operation and reducing the risk of phase-distribution faults.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip mechanism\u003c\/strong\u003e delivers fast, predictable fault interruption, minimizing downtime and protecting wiring, motors, and downstream equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIndustrial-grade construction\u003c\/strong\u003e designed to withstand the rigors of factory floors, switchgear rooms, and motor control centers while offering straightforward replacement in existing KS3400TAG-compatible panels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear part identification\u003c\/strong\u003e—Part Number KS3400TAG—so you can confidently match replacements and keep your protection strategy consistent across your installations.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal applications and practical use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMain or feeder protection in distribution panels and motor control centers for three-phase machinery, conveyors, pumps, and presses.\u003c\/li\u003e \u003cli\u003eBackup protection in industrial facilities where centralized electrical protection reduces equipment downtime and improves safety margins.\u003c\/li\u003e \u003cli\u003eStrategic protection for service entrances or branch circuits that feed heavy loads, ensuring rapid isolation during faults.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 400 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eModel \/ part number:\u003c\/strong\u003e KS3400TAG\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType of protection:\u003c\/strong\u003e Thermal-magnetic trip for overloads and short circuits\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTips for installation, maintenance, and optimization\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eVerify panel compatibility and ensure wiring terminals are tightened to the manufacturer’s torque specifications to maintain a solid, reliable connection.\u003c\/li\u003e \u003cli\u003eUse as either a main breaker or a feeder in industrial panels to protect three-phase loads consistently across all phases.\u003c\/li\u003e \u003cli\u003ePair with corresponding fault-protection schemes and labeling in the panel to support quick troubleshooting and safer maintenance operations.\u003c\/li\u003e \u003cli\u003eSchedule periodic inspections of the trip unit and inspection of terminations in harsh environments to sustain long-term reliability.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eTrade up to the KS3400TAG when you need dependable, three-phase protection that aligns with industrial electrical standards. This 400 A, 3-pole circuit breaker delivers precise interruption when faults occur, helping safeguard equipment, improve uptime, and support safer, more efficient operations. \u003c\/p\u003e\n\u003c\/div\u003e","brand":"Industrial","offers":[{"title":"Default Title","offer_id":46423530471586,"sku":"KS3400TAG","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-ks3400tag","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}