Cooper Bussmann JCU-150E - Medium Voltage Fuse 150A @ 5500V (63kA AIC)

Cooper Bussmann JCU-150E is a medium-voltage current-limiting fuse designed for high-voltage circuit protection in industrial power systems. Rated for 5500V AC with a 150A current capacity, it features a single-barrel Class E construction with a 63kA interrupting rating at full voltage. The fuse measures 3 inches in diameter and weighs 10 lb, built to UL/ANSI standards for reliable operation in demanding environments. Typical applications include transformer protection, motor starters, and feeder circuits in utility and heavy industrial installations.

Key Features & Specifications

• Type: Current-limiting medium-voltage fuse (Class E, single-barrel)
• Voltage Rating: 5500V AC
• Current Rating: 150A
• AIC Rating: 63kA @ 5500V
• Dimensions: 3" diameter
• Weight: 10 lb
• Standards: UL/ANSI compliant
• Applications: Transformer protection, motor circuits, industrial feeders

Product Identification

• UPC: 05171214264
• GTIN: 00051712142649