{"product_id":"eaton-lw3630wk-630a-690v-3-pole-bolt-on-circuit-breaker","title":"Eaton LW3630WK - 630 A, 690 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Eaton LW3630WK—a 630 A, 690 V, 3-pole molded case circuit breaker designed to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and loadcenters. Built for demanding environments, this bolt-on unit pairs rugged mounting with precise protection to keep large electrical systems safe and running smoothly.\u003c\/p\u003e \u003ch2\u003eKey advantages that matter in real-world installations\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eSecure bolt-on mounting\u003c\/b\u003e provides a rigid, vibration-resistant bus connection, reducing loosening risk in equipment that experiences movement or vibration and helping maintain consistent electrical performance over time.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eThermal-magnetic trip unit\u003c\/b\u003e delivers stable, repeatable protection by responding to both overload and short-circuit conditions, helping safeguard downstream equipment and improve system reliability.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eThree-pole design\u003c\/b\u003e ensures balanced protection across all phases in 3‑phase systems, essential for commercial and light industrial loads.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eHigh-capacity ratings\u003c\/b\u003e—630 A at 690 V—suited for heavier branch circuits in panelboards and loadcenters, enabling more efficient distribution of electrical demand.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eOEM-compatible\u003c\/b\u003e design works with matching OEM panels, ensuring proper fit, alignment, and performance without aftermarket guesswork.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal applications and practical use cases\u003c\/h2\u003e\n\u003cp\u003eDesigned for residential, commercial, and light industrial environments, the LW3630WK protects critical feeders and distribution paths in panelboards and loadcenters. It’s an excellent choice when you need robust protection for substantial 3-phase loads, including machine rooms, electrical rooms, and service entrances where reliable current limiting and fast fault interruption are essential.\u003c\/p\u003e \u003ch2\u003eWhy this breaker stands out\u003c\/h2\u003e\n\u003cp\u003eBeyond basic specs, the LW3630WK offers tangible advantages:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eDurable, purpose-built construction\u003c\/b\u003e for environments where vibration, temperature swings, and frequent switching can challenge less robust devices.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eClear compatibility pathway\u003c\/b\u003e with OEM panels means fewer compatibility surprises during upgrades or replacements, reducing downtime and installation questions.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eClear protection boundaries\u003c\/b\u003e with a thermal-magnetic trip curve that responds proportionally to overloads while providing an immediate magnetic trip for dangerous short-circuit events, helping protect conductors and connected equipment.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eTechnical snapshot\u003c\/h2\u003e\n\u003cp\u003e\u003cb\u003eManufacturer:\u003c\/b\u003e Eaton\u003cbr\u003e\n\u003cb\u003ePart Number:\u003c\/b\u003e LW3630WK\u003cbr\u003e\n\u003cb\u003eType:\u003c\/b\u003e Thermal-magnetic molded case circuit breaker\u003cbr\u003e\n\u003cb\u003eAmperage Rating:\u003c\/b\u003e 630 A\u003cbr\u003e\n\u003cb\u003eVoltage Rating:\u003c\/b\u003e 690 V\u003cbr\u003e\n\u003cb\u003eNumber of Poles:\u003c\/b\u003e 3\u003cbr\u003e\n\u003cb\u003eMounting Style:\u003c\/b\u003e Bolt-on\u003cbr\u003e\n\u003cb\u003eApplication:\u003c\/b\u003e Branch circuit overcurrent and short-circuit protection\u003c\/p\u003e \u003cp\u003eWith the Eaton LW3630WK, you’re choosing a high-capacity, reliability-focused solution built to protect substantial electrical systems while fitting seamlessly into compatible panelboards and loadcenters. This is protection designed for performance, compatibility, and peace of mind in demanding 3-phase applications.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349637583010,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/eaton_breaker_and_panels_38286de6-8458-454c-980d-d95f9829c2b3.png?v=1764152175","url":"https:\/\/www.ampstate.com\/products\/eaton-lw3630wk-630a-690v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}