Westinghouse Electric Corporation HFD3040L Molded Case Circuit Breaker

The Westinghouse HFD3040L molded case circuit breaker is a 40 Amp, 3-pole device designed for overload and short-circuit protection in 600 VAC industrial power distribution and motor control systems. Featuring a thermal-magnetic trip and bolt-on mounting in the HFD frame series, it provides a 65 kA interrupt rating and is suitable for 50/60 Hz three-phase circuits in MCCs, industrial control panels, processing equipment, OEM machinery, and similar installations. Commonly used as branch circuit protection in industrial and commercial power distribution systems, the HFD3040L serves applications from automation cabinets to HVAC and pump systems.