{"product_id":"westinghouse-lfb3150r-current-limiter-trusted-supplier","title":"Westinghouse LFB3150R 3-Pole 600VAC Current Limiter for FB Breakers","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-end=\"430\" data-start=\"15\"\u003eThe Westinghouse LFB3150R current limiter is a 3-pole current-limiting accessory designed for FB frame molded case circuit breakers rated from 80A to 150A. Engineered for 600VAC electrical distribution systems, it provides enhanced fault current limitation and improves protection coordination in commercial and industrial power applications.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable style=\"width: 90.2174%; height: 390.981px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 26.85px;\"\u003e\n\u003ctd style=\"width: 35.2798%;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.4769%;\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 26.85px;\"\u003e\n\u003ctd style=\"width: 35.2798%;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.4769%;\"\u003eWestinghouse\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 26.85px;\"\u003e\n\u003ctd style=\"width: 35.2798%;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.4769%;\"\u003eCircuit Breakers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 26.85px;\"\u003e\n\u003ctd style=\"width: 35.2798%;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.4769%;\"\u003eLFB3150R\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 26.85px;\"\u003e\n\u003ctd style=\"width: 35.2798%;\"\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.4769%;\"\u003eCurrent Limiters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 26.85px;\"\u003e\n\u003ctd style=\"width: 35.2798%;\"\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.4769%;\"\u003eCurrent Limiter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 26.85px;\"\u003e\n\u003ctd style=\"width: 35.2798%;\"\u003e\u003cstrong\u003eCompatible Breaker Series\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.4769%;\"\u003eFB Frame Molded Case Circuit Breakers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 26.85px;\"\u003e\n\u003ctd style=\"width: 35.2798%;\"\u003e\u003cstrong\u003eCurrent Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.4769%;\"\u003e80A–150A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 26.85px;\"\u003e\n\u003ctd style=\"width: 35.2798%;\"\u003e\u003cstrong\u003eVoltage Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.4769%;\"\u003e600VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 26.85px;\"\u003e\n\u003ctd style=\"width: 35.2798%;\"\u003e\u003cstrong\u003ePole Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.4769%;\"\u003e3-Pole\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 26.85px;\"\u003e\n\u003ctd style=\"width: 35.2798%;\"\u003e\u003cstrong\u003eInterrupting Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.4769%;\"\u003e200kAIC at 600VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 35.2798%;\"\u003e\u003cstrong\u003eMounting Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.4769%;\"\u003eBolt-On\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 35.2798%;\"\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.4769%;\"\u003eCurrent Limiting and Fault Protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 10px;\"\u003e\n\u003ctd style=\"width: 35.2798%;\"\u003e\u003cstrong\u003eCompatible Breaker Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.4769%;\"\u003eThermal Magnetic F-Frame Series C and FB Breakers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 35.2798%;\"\u003e\u003cstrong\u003eFrequency Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.4769%;\"\u003e50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 35.2798%;\"\u003e\u003cstrong\u003eTerminal Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.4769%;\"\u003eLugs on Load Side\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 35.2798%;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 64.4769%;\"\u003e4 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About \u003cspan data-sheets-root=\"1\"\u003eLFB3150R\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp data-end=\"1183\" data-start=\"453\"\u003eThe LFB3150R is a Westinghouse current limiter accessory developed for use with FB series molded case circuit breakers in low-voltage electrical distribution systems. Designed for 3-pole applications operating at up to 600VAC, the unit enhances breaker performance by limiting fault current energy during short-circuit conditions. The accessory is intended for use with thermal-magnetic F-frame Series C and FB breakers rated between 80A and 150A, supporting improved system coordination and equipment protection. Built for commercial and industrial electrical installations, the current limiter mounts directly to compatible breaker assemblies and provides up to 200kA interrupting capability at 600VAC.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong data-start=\"1085\" data-end=\"1102\"\u003eKey Features:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul data-end=\"2007\" data-start=\"1201\"\u003e\u003c\/ul\u003e\n\u003cul data-end=\"2093\" data-start=\"1250\"\u003e\u003c\/ul\u003e\n\u003cul data-start=\"1227\" data-end=\"1933\"\u003e\u003c\/ul\u003e\n\u003cul data-start=\"1208\" data-end=\"1997\"\u003e\u003c\/ul\u003e\n\u003cul data-start=\"1268\" data-end=\"2075\"\u003e\u003c\/ul\u003e\n\u003cul data-start=\"1225\" data-end=\"1919\"\u003e\u003c\/ul\u003e\n\u003cul data-start=\"1308\" data-end=\"2023\"\u003e\u003c\/ul\u003e\n\u003cul data-start=\"1168\" data-end=\"1889\"\u003e\u003c\/ul\u003e\n\u003cul data-start=\"1202\" data-end=\"1916\"\u003e\u003c\/ul\u003e\n\u003cul data-start=\"1299\" data-end=\"2047\"\u003e\n\u003cli data-section-id=\"1y22abi\" data-start=\"1299\" data-end=\"1391\"\u003eCurrent Limiting Protection: Reduces fault current energy during short-circuit conditions.\u003c\/li\u003e\n\u003cli data-section-id=\"1ivxuam\" data-start=\"1392\" data-end=\"1483\"\u003eFB Breaker Compatibility: Designed for use with Westinghouse and Eaton FB frame breakers.\u003c\/li\u003e\n\u003cli data-section-id=\"1o2lphy\" data-start=\"1484\" data-end=\"1561\"\u003e3-Pole Configuration: Supports three-phase electrical distribution systems.\u003c\/li\u003e\n\u003cli data-section-id=\"nlwrzl\" data-start=\"1562\" data-end=\"1648\"\u003e600VAC Rating: Engineered for medium-voltage commercial and industrial applications.\u003c\/li\u003e\n\u003cli data-section-id=\"1nyhe3q\" data-start=\"1649\" data-end=\"1742\"\u003eHigh Interrupting Capacity: Provides up to 200kAIC at 600VAC for enhanced fault protection.\u003c\/li\u003e\n\u003cli data-section-id=\"5i81u5\" data-start=\"1743\" data-end=\"1844\"\u003e80A–150A Breaker Support: Compatible with thermal magnetic FB breakers within specified amp ranges.\u003c\/li\u003e\n\u003cli data-section-id=\"v7gwny\" data-start=\"1845\" data-end=\"1938\"\u003eBolt-On Installation: Mounts directly to compatible molded case circuit breaker assemblies.\u003c\/li\u003e\n\u003cli data-section-id=\"a1h54l\" data-start=\"1939\" data-end=\"2047\"\u003eIndustrial Distribution Application: Suitable for switchgear, panelboards, and power distribution systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2049\" data-end=\"2176\"\u003eThe LFB3150R delivers the reliability and precision required for current limiting and electrical fault protection applications.\u003c\/p\u003e","brand":"Westinghouse","offers":[{"title":"Default Title","offer_id":51545469419818,"sku":"LFB3150R","price":1197.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/s-l1600_7030d32c-3f37-4bcf-8fb2-104ba3c7a6a9.webp?v=1778921459","url":"https:\/\/iqelectro.com\/products\/westinghouse-lfb3150r-current-limiter-trusted-supplier","provider":"IQElectro","version":"1.0","type":"link"}