Westinghouse 591C142G08 Current-Limiting Fuse

The Westinghouse CLS-15 591C142G08 is a high-voltage current-limiting fuse rated for 2.54 kV with a 230 A current rating and a 230 A max interrupt rating, designed to quickly interrupt fault currents in industrial power systems. It protects switchgear, motor control centers, and high-power distribution equipment from overload and short-circuits in manufacturing facilities, utility substations, and process automation plants. Identified by part number CLS-15 and reference 591C142G08 with identification code PP4, it mounts in fuse holders or switchgear installations and is designed for continuous industrial operation. Common replacements include Bussmann Current Limiting Fuse, Littelfuse High Voltage Fuse, and Ferraz Shawmut Power Fuse.