{"product_id":"siemens-cfd63a250l-250a-600v-3-pole-bolt-on-circuit-breaker","title":"Siemens CFD63A250L - 250 A, 600 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens CFD63A250L is a robust 3-pole bolt-on molded case circuit breaker rated at 250A and 600V, engineered for dependable branch circuit protection in panelboards and load centers. Designed to keep critical circuits safe, it stands up to the demands of busy electrical environments while delivering precise, repeatable protection you can count on.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e provides a rigid, vibration-resistant bus connection, preserving conductor integrity and reducing the risk of loose connections in demanding installations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection by accurately responding to overloads and short circuits, helping prevent nuisance trips and protecting downstream equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-pole design for 3-phase systems\u003c\/strong\u003e supports three-phase circuits up to 600V, making it ideal for commercial and light industrial panelboards and load centers.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible\u003c\/strong\u003e designed to pair with matching Siemens load centers and panelboards for seamless replacement and consistent performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile protection\u003c\/strong\u003e suitable for residential, commercial, and light industrial applications that require reliable branch circuit overcurrent and short-circuit protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Siemens\u003c\/li\u003e \u003cli\u003ePart Number: CFD63A250L\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 250A\u003c\/li\u003e \u003cli\u003eVoltage Rating: 600V\u003c\/li\u003e \u003cli\u003eNumber of Poles: 3\u003c\/li\u003e \u003cli\u003eMounting Style: Bolt-on\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy it matters for your electrical system\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eProtects feeders and downstream equipment from overloads and short circuits, reducing the risk of electrical fires and costly downtime.\u003c\/li\u003e \u003cli\u003eOffers a sturdy, vibration-resistant connection that maintains consistent electrical performance in environments with equipment movement or vibration.\u003c\/li\u003e \u003cli\u003eProvides reliable three-phase protection in panelboards and load centers, helping you meet safety codes and ensure system uptime.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cp\u003eUpgrade or replace breakers in Siemens panelboards and load centers used in commercial spaces or light industrial settings. Suitable for three-phase motor feeders, HVAC control circuits, lighting panels, and other essential branch circuits that demand high-current protection at 600V.\u003c\/p\u003e \u003ch3\u003ePractical considerations for installation and maintenance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eConfirm panelboard compatibility with the CFD63A250L to ensure proper fit and coordinated protection.\u003c\/li\u003e \u003cli\u003eAfter installation, periodically inspect bolt-on connections to maintain a tight, vibration-free interface and prolong service life.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349777371298,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens_breaker_and_panel_5afdf94c-b5e2-4bbc-8fab-379b6685d2b3.png?v=1764156415","url":"https:\/\/www.ampstate.com\/products\/siemens-cfd63a250l-250a-600v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}