{"product_id":"industrial-kl3400f","title":"Industrial KL3400F 400A 3-Pole 600 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered for rugged industrial environments, the Industrial KL3400F 400A 3-Pole 600 V Circuit Breaker is a reliable guardian for your 3-phase power. With a 400 A current rating, three poles, and a 600 V voltage rating, this unit protects large feeders and motors in manufacturing, processing plants, and heavy-duty facilities. Part number KL3400F serves as a clear reference for replacements and stocking, ensuring quick maintenance and consistent performance across installations.\u003c\/p\u003e \u003ch2\u003eKey capabilities\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eCurrent rating: 400 A\u003c\/li\u003e \u003cli\u003ePoles: 3 (three-pole configuration)\u003c\/li\u003e \u003cli\u003eVoltage rating: 600 V\u003c\/li\u003e \u003cli\u003ePart number: KL3400F\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhere it shines\u003c\/h2\u003e\n\u003cp\u003eDesigned to protect three-phase power distribution, the KL3400F 400A 3-Pole 600 V Circuit Breaker excels in environments with demanding equipment like large motors, conveyors, pumps, and other industrial loads. Its three-pole design helps ensure simultaneous interruption of all phases, minimizing fault risks and protecting downstream equipment from damage.\u003c\/p\u003e \u003ch2\u003eWhy choose the KL3400F series\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eClear, repeatable parts reference: KL3400F simplifies inventory and replacements across multiple panels and sites.\u003c\/li\u003e \u003cli\u003eDirect alignment with industrial 3-phase systems operating up to 600 V, making it a practical choice for standard industrial distribution boards and motor circuits.\u003c\/li\u003e \u003cli\u003eIntegrated protection for heavy-duty feeders—supporting safer operations and reduced downtime in manufacturing and processing environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eUsage scenarios and tips\u003c\/h2\u003e\n\u003cp\u003eIdeal for panel boards and distribution panels that handle 3-phase power in manufacturing floors, warehouses, and process facilities. When selecting protection for a 3-phase circuit within a 600 V class system, the KL3400F provides a straightforward, compatible option with robust field performance. For best results, ensure the installation matches your system’s wiring standards and that the circuit breaker is appropriate for the connected load and downstream protection coordination.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Industrial","offers":[{"title":"Default Title","offer_id":46423091413154,"sku":"KL3400F","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/industrial-kl3400f-400a-3-pole-600-v-circuit-breaker-567.webp?v=1789269043","url":"https:\/\/www.ampstate.com\/products\/industrial-kl3400f","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}