{"product_id":"siemens-3va5225-1mu31-0aa0-250a-3p-480v-circuit-breaker","title":"Siemens 3VA5225-1MU31-0AA0 250A 3P 480V Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens \u003cstrong\u003e3VA5225-1MU31-0AA0\u003c\/strong\u003e is a high-capacity, 3-pole molded-case circuit breaker designed to safeguard large electrical distributions. With a 250 A rating at 480 V, this unit is built to protect panelboards, load centers, and other industrial power distributions where reliable fault protection and quick interruption are essential.\u003c\/p\u003e \u003cp\u003eWhat sets this model apart:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDirect part-number match\u003c\/strong\u003e simplifies procurement and minimizes compatibility risk for existing Siemens installations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole design\u003c\/strong\u003e ensures balanced protection across all phases in 3‑phase systems, reducing the chance of uneven fault conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSiemens reliability in demanding environments\u003c\/strong\u003e—paired with an efficient form factor that fits standard panel and bus-bar configurations for straightforward integration.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStock availability through AmpState\u003c\/strong\u003e—a convenient source for when you need a precise replacement part fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance-friendly option\u003c\/strong\u003e ideal for panel builders and service teams who require a dependable, readily replaceable protective device.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eKey specifications at a glance:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eAmperage: 250 A\u003c\/li\u003e \u003cli\u003ePoles: 3\u003c\/li\u003e \u003cli\u003eVoltage: 480 V\u003c\/li\u003e \u003cli\u003eProduct Type: Molded Case Circuit Breaker (MCCB)\u003c\/li\u003e \u003cli\u003ePart Number: 3VA5225-1MU31-0AA0\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIdeal use cases:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eReplacing worn or failed breakers in Siemens panelboards and load centers to maintain UL\/CSA compliance and protective coordination.\u003c\/li\u003e \u003cli\u003eStocking spare units for maintenance teams overseeing mid-to-large scale electrical distribution in commercial or industrial facilities.\u003c\/li\u003e \u003cli\u003eIncorporating into new panel-building projects where a precise, high-current protection device is required for 3‑phase, 480 V systems.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical tips for selecting and using this breaker:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eVerify that your installation uses compatible Siemens mounting and bus-bar arrangements to ensure a seamless fit.\u003c\/li\u003e \u003cli\u003eWhen in doubt about compatibility, AmpState can help confirm fit and provide exact part-number confirmation for your specific panel or distribution setup.\u003c\/li\u003e \u003cli\u003eConsider pairing this MCCB with corresponding Siemens protection devices to maintain a coherent protection strategy across your electrical distribution network.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46413703119010,"sku":"3VA5225-1MU31-0AA0","price":10.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_513d6710-3734-4b27-839d-f68e6f4b470a.png?v=1765492974","url":"https:\/\/www.ampstate.com\/products\/siemens-3va5225-1mu31-0aa0-250a-3p-480v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}