{"product_id":"lgb3b050b-siemens-molded-case-circuit-breaker-bolt-on-50-amp-3-pole-600-volt","title":"Siemens LGB3B050B — 50A 3-Pole 600V Bolt-On Molded Case Circuit Breaker (MCCB)","description":"\u003cp\u003eThe \u003cstrong\u003eSiemens LGB3B050B\u003c\/strong\u003e is a 50-amp, 3-pole, 600V thermal magnetic molded case circuit breaker (MCCB) with bolt-on mounting. Part of Siemens' LGB frame series, this breaker provides reliable three-phase overcurrent protection for industrial and commercial distribution systems requiring robust performance at up to 600VAC.\u003c\/p\u003e\n\u003ch2\u003eKey Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e LGB3B050B\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Siemens\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 50A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 600VAC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e LGB Frame\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrip Type:\u003c\/strong\u003e Thermal Magnetic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards:\u003c\/strong\u003e UL Listed, CSA Certified\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFeatures \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eBolt-on mounting for a secure, vibration-resistant installation in Siemens panelboard enclosures\u003c\/li\u003e\n\u003cli\u003eThermal magnetic trip provides accurate overload and short-circuit protection\u003c\/li\u003e\n\u003cli\u003e3-pole configuration for complete three-phase protection at 600VAC\u003c\/li\u003e\n\u003cli\u003eLGB frame construction engineered for reliable performance in industrial environments\u003c\/li\u003e\n\u003cli\u003eSiemens quality manufacturing for long service life and consistent trip accuracy\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCommon Applications\u003c\/h2\u003e\n\u003cp\u003eThe LGB3B050B is used as a feeder or branch circuit breaker in industrial plants, manufacturing facilities, and commercial buildings requiring 50A three-phase overcurrent protection at 600V in bolt-on panelboard configurations.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"New","offer_id":48395750342904,"sku":"LGB3B050B-N","price":187.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/1209\/3176\/files\/Photoroom_20260212_224322.jpg?v=1778787718","url":"https:\/\/alphabreakersandcontrols.com\/products\/lgb3b050b-siemens-molded-case-circuit-breaker-bolt-on-50-amp-3-pole-600-volt","provider":"Alpha Breakers \u0026 Controls","version":"1.0","type":"link"}