{"product_id":"siemens-lgb3b015-15a-3p-277v-circuit-breaker","title":"Siemens LGB3B015 Circuit Breaker, 15A, 3-Pole, 277V","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens LGB3B015 Circuit Breaker is a purpose-built protective device for industrial electrical service, maintenance, and replacement projects. This 3-pole breaker delivers reliable overcurrent protection for three-phase systems at 277V, with a 15A rating. Use the part number LGB3B015 to confirm compatibility with your panel and application requirements.\u003c\/p\u003e \u003ch2\u003eWhy the Siemens LGB3B015 stands out for three-phase 277V systems\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole protection\u003c\/strong\u003e — safely disconnects all three hot conductors in a 3-phase circuit, reducing imbalance risk and enhancing system safety during fault conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e15 amp rating\u003c\/strong\u003e — well-suited for moderate-load industrial circuits, including lighting, control gear, and smaller motor loads within 277V distribution environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e277V compatibility\u003c\/strong\u003e — designed for equipment and applications that operate on 277V, common in commercial and industrial facilities with 3-phase power.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDirect-fit replacement\u003c\/strong\u003e — aligns with Siemens panel configurations, streamlining retrofits and replacements when the LGB3B015 is the required part number.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eAt-a-glance specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAmperage: 15 A\u003c\/li\u003e \u003cli\u003ePoles: 3\u003c\/li\u003e \u003cli\u003eVoltage: 277V\u003c\/li\u003e \u003cli\u003eManufacturer: Siemens\u003c\/li\u003e \u003cli\u003ePart Number: LGB3B015\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cp\u003e professionals working in industrial facilities will appreciate the LGB3B015 for:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eProtecting three-phase power distribution panels in manufacturing and warehousing environments\u003c\/li\u003e \u003cli\u003eReplacing worn or trip-prone breakers in Siemens-equipped systems\u003c\/li\u003e \u003cli\u003eSecuring 277V lighting and control circuits in commercial buildings and plant floors\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePractical considerations and guidance\u003c\/h2\u003e\n\u003cp\u003eWhen selecting a breaker, prioritize exact part-number compatibility and the specific application requirements. The LGB3B015 is built to integrate with Siemens-centric electrical setups, providing consistent performance within its 15A, 3-pole, 277V specifications. For environments that mix equipment from different manufacturers or configurations, consult with a qualified electrician to ensure the correct trip characteristics and panel compatibility.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eNeed help matching a part number or confirming compatibility?\u003c\/strong\u003e \u003cem\u003eMessage us and we’ll help.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46415978660002,"sku":"LGB3B015","price":460.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-lgb3b015-circuit-breaker-15a-3-pole-277v-breakers-463.webp?v=1789218674","url":"https:\/\/www.ampstate.com\/products\/siemens-lgb3b015-15a-3p-277v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}