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Westinghouse FB3090L Feed-Thru Circuit Breaker
Westinghouse FB3090L Feed-Thru Circuit Breaker
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Description:
The Westinghouse FB3090L Feed-Thru Circuit Breaker is a 90 A, 600 V, three-pole molded‑case breaker in the FB frame, designed for feed‑through protection in industrial electrical distribution. It provides thermal‑magnetic overcurrent and short‑circuit protection for feeders and branch circuits and is panel- or switchboard‑mounted for use in motor control centers, switchgear, and industrial control panels. Rated for 50/60 Hz operation, this FB3090L supports high‑amperage three‑phase equipment in applications such as conveyors, HVAC infrastructure, automation machinery, and other power distribution and motor control systems. Common replacements include Eaton FB3090L, Siemens HFB3090, and Square D FA3490.
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