Westinghouse Electric Corporation HFD3020 Circuit Breaker

Westinghouse HFD3020 is a 20 Amp, 3-pole molded-case circuit breaker (MCCB) designed for overload and short-circuit protection in industrial power distribution and motor-control systems. Rated for 600 VAC and 50/60 Hz, it employs a thermal-magnetic trip and is bolt-on mounted in the HFD frame series, making it suitable for branch circuits in MCCs, industrial control panels, automation cabinets, and equipment such as pumps and conveyors. This 3-phase breaker provides reliable protection for connected equipment in industrial and commercial installations, and common replacements include Eaton HFD3020, Cutler-Hammer HFD3020, and Westinghouse HFD3020L.