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Westinghouse FB348MRL Molded Case Circuit Breaker
Westinghouse FB348MRL Molded Case Circuit Breaker
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Description:
The Westinghouse FB348MRL Molded Case Circuit Breaker is a 50 A, 600 V, 3‑pole device designed for reliable overcurrent protection in industrial electrical distribution. With an 18 kA interrupt rating and a thermal‑magnetic protection scheme, it fits the FB Frame family and is suitable for panel or switchboard mounting. This three‑phase circuit breaker is commonly used in motor control centers, switchboards, automation panels, conveyors, HVAC infrastructure, and industrial equipment operating on 50/60 Hz power networks. For replacement or retrofit projects, common equivalents include Eaton FB3050, Siemens HFB3050, and Square D FA3450.
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