{"product_id":"westinghouse-314c640g21-circuit-breaker","title":"Westinghouse | 314C640G21 | Circuit Breaker | 125A | 3-Pole | 415V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Westinghouse 314C640G21 circuit breaker — a purpose-built, 125A, 3-pole safety device engineered for 415V three-phase networks. This unit is crafted for maintenance, retrofit, and replacement projects where exact specifications matter, delivering dependable protection without guesswork.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e125A line current\u003c\/strong\u003e provides solid protection for medium-current feeders and motors, helping to prevent overheating and equipment damage.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-Pole design\u003c\/strong\u003e ensures balanced protection across all three live lines in a three-phase system, promoting stable operation and safer shutdown in fault conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e415V compatibility\u003c\/strong\u003e aligns with standard European and many international industrial power distributions, simplifying integration into existing panels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number reference 314C640G21\u003c\/strong\u003e is the best compatibility guide, making selection precise for replacement or retrofit missions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance, retrofit, and replacement use\u003c\/strong\u003e—a reliable choice whether you’re upgrading an aging panel, swapping a failed unit, or refreshing critical electrical infrastructure.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eHow to use this breaker effectively\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eBefore ordering, confirm fit and ratings against your current panel labeling and schematics. The part number is your clearest reference for compatibility.\u003c\/li\u003e \u003cli\u003eVerify that your system is a 415V three-phase network and that the circuit’s current draw does not exceed 125A to ensure proper protection and tripping performance.\u003c\/li\u003e \u003cli\u003eDuring installation, follow standard electrical safety practices, secure lugs with the manufacturer-recommended torque, and replace any enclosure seals or gaskets as needed to maintain enclosure integrity.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eDesigned for professionals who need reliability without guesswork, this Westinghouse circuit breaker is ideal for:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eIndustrial equipment rooms where three-phase motors and feeders run at 415V\u003c\/li\u003e \u003cli\u003ePanel retrofit projects replacing legacy breakers with matching 314C640G21 specifications\u003c\/li\u003e \u003cli\u003eMaintenance routines in manufacturing, processing, or HVAC applications requiring precise amperage and phase protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this matters for your operation: precise matching of amperage, pole configuration, and voltage minimizes downtime, protects valuable equipment, and helps maintain compliance with electrical standards. With the 314C640G21, you’re choosing a dedicated, spec-aligned solution that fits your existing infrastructure while delivering dependable performance when it matters most.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Westinghouse","offers":[{"title":"Default Title","offer_id":46427329462434,"sku":"314C640G21","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_ad06fdd7-931c-4a09-bfbe-d05329579cd6.png?v=1765492978","url":"https:\/\/www.ampstate.com\/products\/westinghouse-314c640g21-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}