Cutler Hammer A550X15E-1 - Medium Voltage Fuse 15A (63kA AIC @ 5.5kV)

Cutler Hammer A550X15E-1 is a medium voltage current-limiting fuse from the CS-3 Series designed to provide reliable overcurrent protection in industrial power distribution systems. It features a 5500V AC voltage rating and a 15A current rating, engineered to interrupt fault currents up to 63kA at 5.5kV. The fuse construction utilizes a single-barrel design with ferrule connections, measuring 3 inches in diameter with a 12-inch clip center spacing and weighing 11 lb for robust physical integration. This Class E rated fuse complies with industry standards for medium-voltage protection requirements. Typical applications include motor control centers, transformers, and feeder circuits where high-interrupting capacity is critical.

Key Features & Specifications

• Type: Medium Voltage Current-Limiting Fuse, Single Barrel, Ferrule Connection
• Voltage Rating: 5500V AC
• Current Rating: 15A
• Dimensions: 3" Diameter, 12" Clip Center
• Standards: Class E Rating
• Applications: Industrial Power Distribution, Motor Control Centers, Transformer Protection
• AIC Rating: 63kA @ 5.5kV
• Weight: 11 lb
• Family: CS-3 Series
• Configuration: Single Barrel
• Connection: Ferrule