{"product_id":"industrial-hkd3125t56w","title":"Industrial HKD3125T56W 125A 3-Pole 600 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Industrial HKD3125T56W 125A 3-Pole 600 V Circuit Breaker — a purpose-built guardian for demanding three-phase power systems. Engineered for hard-wearing industrial environments, this breaker delivers reliable overcurrent protection with a precise 125 A rating, built into a robust 3-pole design that ensures full disconnection of all phases when faults occur. The 600 V voltage rating broadens its compatibility with a wide range of industrial distribution schemes, helping you safeguard motors, drives, and heavy loads from overloads and short circuits. Part Number HKD3125T56W identifies this dependable protection solution at a glance.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e HKD3125T56W\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 125 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3 (three-phase protection)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Industrial circuit breaker designed for panelboards, switchgear, and motor control centers\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this 3-pole design matters: in three-phase systems, a three-pole breaker provides synchronized interruption of all conductors, preventing dangerous phase imbalances and reducing the risk of arc faults. This ensures safer shutdown of equipment and cleaner maintenance windows, while simplifying coordination with upstream protective devices in your industrial layout.\u003c\/p\u003e \u003cp\u003eIdeal use cases include protecting:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eThree-phase motor circuits and feeders in manufacturing lines\u003c\/li\u003e \u003cli\u003eElectrical panels and distribution boards feeding heavy loads\u003c\/li\u003e \u003cli\u003eIndustrial control circuits where reliable, coordinated tripping is essential\u003c\/li\u003e \u003cli\u003eEquipment allotments where a single device must simultaneously disconnect all phases for safety and compliance\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical considerations for installation and operation:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eInstall in appropriately rated enclosures and panels designed for 3-pole, 125 A devices\u003c\/li\u003e \u003cli\u003eEnsure conductors and terminals are sized for 125 A and torque requirements per your panel’s specifications\u003c\/li\u003e \u003cli\u003eUse in systems operating up to 600 V to match the breaker’s rating and avoid voltage overstress\u003c\/li\u003e \u003cli\u003eSchedule periodic inspections for signs of wear, overheating, or corrosion, and verify proper clearance and mounting security\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eCompared to single- or two-pole options, the HKD3125T56W offers definitive advantages for three-phase protection: complete isolation of all phases in fault conditions, improved fault clearing reliability, and simplified coordination within multi-device protection schemes. For engineers and technicians designing robust industrial power distribution, this breaker provides a dependable, spec-aligned solution that keeps critical equipment safe and uptime high.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Industrial","offers":[{"title":"Default Title","offer_id":46423091839138,"sku":"HKD3125T56W","price":32964.0,"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-hkd3125t56w","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}