{"product_id":"siemens-ep3150-circuit-breaker","title":"Siemens | EP3150 | Circuit Breaker | 150A | 3-Pole | 240V | 10kA | Plug-In","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens EP3150, a robust 150A, 3-Pole plug-in circuit breaker designed for reliable overcurrent protection in compatible Siemens panels. With a 240V operating voltage and a 10kA interrupt rating, this device is built to handle demanding commercial and light industrial electrical systems. Its plug-in form accelerates serviceability during maintenance, retrofit, or replacement projects, helping you minimize downtime without compromising safety.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 150 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eInterrupt rating:\u003c\/strong\u003e 10 kA\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Plug-In\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart reference:\u003c\/strong\u003e EP3150\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this Siemens EP3150 matters\u003c\/h3\u003e\n\u003cp\u003eThe EP3150 is more than a spec sheet entry—it’s a practical solution for ensuring continuous protection of three-phase loads. The 3-pole design delivers synchronized tripping across all phases, which is critical for motor drives, compressors, and other equipment that require balanced protection. The 150A rating supports substantial commercial circuits while staying compatible with many Siemens panel frames. And because the unit is a plug-in breaker, field installation or swaps during maintenance can be performed quickly, reducing exposure to live parts.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance and service: quick replacement in panels that support EP-series plug-in breakers.\u003c\/li\u003e \u003cli\u003eRetrofit projects: upgrade or restore protection in existing Siemens distribution boards.\u003c\/li\u003e \u003cli\u003eReplacement for failed breakers: restore circuit protection with a known Siemens compatibility reference.\u003c\/li\u003e \u003cli\u003eThree-phase motor and equipment protection: suited for commercial\/industrial loads at 240V supply.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and compatibility tips\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, confirm fit and ratings in your equipment. The part number EP3150 is the best reference for compatibility with your Siemens panel and bus type. This plug-in breaker is designed for Siemens frames that accept EP modular breakers; verify panel labeling and the frame family to ensure a seamless swap. When installing, observe proper lockout\/tagout procedures and ensure the circuit is de-energized before substitution. If you’re upgrading a panel, consider coordinating with other Siemens protective devices to maintain cohesive trip characteristics across the system.\u003c\/p\u003e \u003cp\u003eWith the Siemens EP3150, you gain predictable protection, faster maintenance, and a safer, more reliable distribution system. You’ll reduce downtime when a fault occurs because the breaker cleanly isolates the affected circuit, minimizing the risk of collateral damage to connected equipment.\u003c\/p\u003e \u003cp\u003eReady to upgrade or replace? The Siemens EP3150 150A 3-Pole Plug-In Circuit Breaker is built to fit compatible panels and deliver trusted protection when you need it most.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46424742494370,"sku":"EP3150","price":1601.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/siemens-ep3150-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}