Westinghouse GBH3060 Molded Case Circuit Breaker

The Westinghouse GBH3060 Molded Case Circuit Breaker is a 3-pole device rated 60 A at 347/600 VAC, designed for reliable medium-amperage three-phase overcurrent protection in industrial power distribution. Part Number GBH3060 identifies this specific Westinghouse molded case breaker, suitable for branch circuits and equipment protection in switchboards, motor control centers, and industrial automation panels operating on 347/600 VAC networks. The thermal-magnetic trip system features a 40°C calibrated trip curve, delivering fast protection against overloads and short circuits while maintaining coordination in heavy-duty electrical distribution. Mounting is appropriate for panel or switchboard installation, making it compatible with MCCs, switchgear, and industrial control panels across 50/60 Hz systems. As part of the GBH series, it serves power distribution and motor control applications in HVAC, conveyors, automation equipment, and processing lines that require dependable three-phase protection. Common replacements include Eaton GBH3060, Siemens HGB3060, and Square D EDB34060.