{"product_id":"siemens-lgb3b050b-circuit-breaker-vl-series-50a-3-pole-600vac-thermal-magnetic-bolt-on-panelboard-mount","title":"Siemens LGB3B050B Circuit Breaker – VL Series – 50A – 3 Pole – 600VAC – Thermal Magnetic – Bolt-On – Panelboard Mount","description":"\u003cp data-start=\"139\" data-end=\"543\"\u003eThe Siemens LGB3B050B is a VL Series molded case circuit breaker designed to provide reliable overload and short-circuit protection for commercial, institutional, and industrial power distribution systems. Rated at 50A and 600VAC, this 3-pole breaker is engineered for three-phase applications requiring compact design, high interrupting capacity, and dependable electrical protection.\u003c\/p\u003e\n\u003cp data-start=\"545\" data-end=\"910\"\u003eEquipped with a thermal-magnetic trip unit featuring Long-Time and Instantaneous (LI) protection functions, the LGB3B050B delivers effective protection against sustained overloads and high fault currents. Built on Siemens’ LGB (G-frame) platform, it is designed for panelboard mounting and supports reverse-feed applications, offering flexible installation options.\u003c\/p\u003e\n\u003cp data-start=\"912\" data-end=\"1180\"\u003eThis model includes load-side lug terminals and is built for secure, reliable connections in demanding electrical environments. Its UL listing and high interrupting capacity make it suitable for critical distribution systems where safety and performance are essential.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1yl5694\" data-start=\"1182\" data-end=\"1200\"\u003eSpecifications\u003c\/h3\u003e\n\u003cul data-start=\"1202\" data-end=\"1594\"\u003e\n\u003cli data-section-id=\"4aesb7\" data-start=\"1202\" data-end=\"1226\"\u003eBrand: Siemens \/ ITE\u003c\/li\u003e\n\u003cli data-section-id=\"gat3ym\" data-start=\"1227\" data-end=\"1253\"\u003ePart Number: LGB3B050B\u003c\/li\u003e\n\u003cli data-section-id=\"1puc5v3\" data-start=\"1254\" data-end=\"1275\"\u003eSeries: VL Series\u003c\/li\u003e\n\u003cli data-section-id=\"1xrl1b4\" data-start=\"1276\" data-end=\"1317\"\u003eType: LGB Molded Case Circuit Breaker\u003c\/li\u003e\n\u003cli data-section-id=\"1n7n40y\" data-start=\"1318\" data-end=\"1347\"\u003eFrame Type: G Frame (LGB)\u003c\/li\u003e\n\u003cli data-section-id=\"1ssq2xt\" data-start=\"1348\" data-end=\"1389\"\u003eCategory: Molded Case Circuit Breaker\u003c\/li\u003e\n\u003cli data-section-id=\"49b8gp\" data-start=\"1390\" data-end=\"1416\"\u003eMounting Type: Bolt-On\u003c\/li\u003e\n\u003cli data-section-id=\"1d3tnsg\" data-start=\"1417\" data-end=\"1459\"\u003eInstallation Type: Panelboard Mounting\u003c\/li\u003e\n\u003cli data-section-id=\"1vwficb\" data-start=\"1460\" data-end=\"1497\"\u003eProtection Type: Thermal Magnetic\u003c\/li\u003e\n\u003cli data-section-id=\"p0ct1o\" data-start=\"1498\" data-end=\"1550\"\u003eTrip Functions: LI – Long-Time and Instantaneous\u003c\/li\u003e\n\u003cli data-section-id=\"zhqou8\" data-start=\"1551\" data-end=\"1594\"\u003eSpecial Features: Reverse Feed Suitable\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1v2p98c\" data-start=\"1596\" data-end=\"1618\"\u003eElectrical Ratings\u003c\/h3\u003e\n\u003cul data-start=\"1620\" data-end=\"1908\"\u003e\n\u003cli data-section-id=\"7wy73z\" data-start=\"1620\" data-end=\"1643\"\u003eCurrent Rating: 50A\u003c\/li\u003e\n\u003cli data-section-id=\"1t5slu\" data-start=\"1644\" data-end=\"1670\"\u003eVoltage Rating: 600VAC\u003c\/li\u003e\n\u003cli data-section-id=\"qp2tzz\" data-start=\"1671\" data-end=\"1698\"\u003eNumber of Poles: 3 Pole\u003c\/li\u003e\n\u003cli data-section-id=\"pvjmxy\" data-start=\"1699\" data-end=\"1717\"\u003ePhase: 3 Phase\u003c\/li\u003e\n\u003cli data-section-id=\"o0ll1b\" data-start=\"1718\" data-end=\"1759\"\u003eInterrupting Capacity: 100kA @ 240VAC\u003c\/li\u003e\n\u003cli data-section-id=\"10e2s6r\" data-start=\"1760\" data-end=\"1847\"\u003eAdditional System Ratings: High interrupting capacity design for panelboard systems\u003c\/li\u003e\n\u003cli data-section-id=\"1bgrh65\" data-start=\"1848\" data-end=\"1908\"\u003eTerminal Configuration: Load Side Lug Terminals Included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1uohfrv\" data-start=\"1910\" data-end=\"1926\"\u003eConstruction\u003c\/h3\u003e\n\u003cul data-start=\"1928\" data-end=\"2218\"\u003e\n\u003cli data-section-id=\"gjs8hx\" data-start=\"1928\" data-end=\"1958\"\u003eCompact molded case design\u003c\/li\u003e\n\u003cli data-section-id=\"19qc3tw\" data-start=\"1959\" data-end=\"1993\"\u003eVL Series G-frame construction\u003c\/li\u003e\n\u003cli data-section-id=\"10ro68j\" data-start=\"1994\" data-end=\"2029\"\u003eThermal-magnetic trip mechanism\u003c\/li\u003e\n\u003cli data-section-id=\"1wogizv\" data-start=\"2030\" data-end=\"2064\"\u003eBolt-on mounting configuration\u003c\/li\u003e\n\u003cli data-section-id=\"1hump7d\" data-start=\"2065\" data-end=\"2103\"\u003ePanelboard installation compatible\u003c\/li\u003e\n\u003cli data-section-id=\"lf9xqf\" data-start=\"2104\" data-end=\"2144\"\u003eHigh interrupting capacity structure\u003c\/li\u003e\n\u003cli data-section-id=\"1labyge\" data-start=\"2145\" data-end=\"2181\"\u003eLoad-side lug terminals included\u003c\/li\u003e\n\u003cli data-section-id=\"esjd3s\" data-start=\"2182\" data-end=\"2218\"\u003eDurable industrial-grade housing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1bgavjr\" data-start=\"2220\" data-end=\"2233\"\u003eFunctions\u003c\/h3\u003e\n\u003cul data-start=\"2235\" data-end=\"2389\"\u003e\n\u003cli data-section-id=\"1hecu90\" data-start=\"2235\" data-end=\"2258\"\u003eOverload protection\u003c\/li\u003e\n\u003cli data-section-id=\"1ga7cu8\" data-start=\"2259\" data-end=\"2287\"\u003eShort-circuit protection\u003c\/li\u003e\n\u003cli data-section-id=\"3iwljf\" data-start=\"2288\" data-end=\"2318\"\u003eLong-time delay protection\u003c\/li\u003e\n\u003cli data-section-id=\"1van10e\" data-start=\"2319\" data-end=\"2353\"\u003eInstantaneous fault protection\u003c\/li\u003e\n\u003cli data-section-id=\"dgupsx\" data-start=\"2354\" data-end=\"2389\"\u003eCircuit switching and isolation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"bpec4l\" data-start=\"2391\" data-end=\"2405\"\u003eDimensions\u003c\/h3\u003e\n\u003cul data-start=\"2407\" data-end=\"2480\"\u003e\n\u003cli data-section-id=\"18c2g0u\" data-start=\"2407\" data-end=\"2423\"\u003eHeight: 3 in\u003c\/li\u003e\n\u003cli data-section-id=\"12p9ul7\" data-start=\"2424\" data-end=\"2441\"\u003eWidth: 5.4 in\u003c\/li\u003e\n\u003cli data-section-id=\"1u3vj7f\" data-start=\"2442\" data-end=\"2459\"\u003eDepth: 2.8 in\u003c\/li\u003e\n\u003cli data-section-id=\"aobd3q\" data-start=\"2460\" data-end=\"2480\"\u003eWeight: 2.75 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"w00lwu\" data-start=\"2482\" data-end=\"2495\"\u003eStandards\u003c\/h3\u003e\n\u003cul data-start=\"2497\" data-end=\"2527\"\u003e\n\u003cli data-section-id=\"11a7gqd\" data-start=\"2497\" data-end=\"2510\"\u003eUL Listed\u003c\/li\u003e\n\u003cli data-section-id=\"3h4a0l\" data-start=\"2511\" data-end=\"2527\"\u003eCSA Approved\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"wggvqn\" data-start=\"2529\" data-end=\"2545\"\u003eApplications\u003c\/h3\u003e\n\u003cul data-start=\"2547\" data-end=\"2793\"\u003e\n\u003cli data-section-id=\"ov2tsh\" data-start=\"2547\" data-end=\"2593\"\u003eCommercial electrical distribution systems\u003c\/li\u003e\n\u003cli data-section-id=\"1w6ailz\" data-start=\"2594\" data-end=\"2620\"\u003eIndustrial panelboards\u003c\/li\u003e\n\u003cli data-section-id=\"1jabemj\" data-start=\"2621\" data-end=\"2650\"\u003eBranch circuit protection\u003c\/li\u003e\n\u003cli data-section-id=\"1d0v23k\" data-start=\"2651\" data-end=\"2687\"\u003eHigh fault-current installations\u003c\/li\u003e\n\u003cli data-section-id=\"rpp9at\" data-start=\"2688\" data-end=\"2716\"\u003eInstitutional facilities\u003c\/li\u003e\n\u003cli data-section-id=\"zing0\" data-start=\"2717\" data-end=\"2759\"\u003eThree-phase power distribution systems\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Siemens \/ ITE","offers":[{"title":"NEW","offer_id":48524083495161,"sku":"LGB3B050B","price":456.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7810\/7385\/files\/lgb3b035b0New-1_214b5ec6-4c97-4ca9-a39a-63d0ddd5d32f.webp?v=1781270997","url":"https:\/\/mycircuitbreakers.com\/products\/siemens-lgb3b050b-circuit-breaker-vl-series-50a-3-pole-600vac-thermal-magnetic-bolt-on-panelboard-mount","provider":"My Circuit Breakers","version":"1.0","type":"link"}