Cutler-Hammer A550X50E-1 - Medium Voltage Current-Limiting Fuse 50A (Class E, 63kA AIC)
Cutler-Hammer A550X50E-1 - Medium Voltage Current-Limiting Fuse 50A (Class E, 63kA AIC)
Cutler-Hammer A550X50E-1 - Medium Voltage Current-Limiting Fuse 50A (Class E, 63kA AIC)
Cutler-Hammer A550X50E-1 - Medium Voltage Current-Limiting Fuse 50A (Class E, 63kA AIC)

Cutler-Hammer A550X50E-1 - Medium Voltage Current-Limiting Fuse 50A (Class E, 63kA AIC)

Cutler Hammer
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The Cutler-Hammer A550X50E-1 is a medium voltage current-limiting fuse from the CS-3 Series designed to provide reliable overcurrent and short-circuit protection in industrial power systems. It features a 5500V AC voltage rating and a 50A current rating, engineered to interrupt fault currents up to 63kA at 5.5kV. The fuse is constructed with a single-barrel design featuring ferrule connections, a 3-inch diameter, and a standard 12-inch clip center spacing for consistent mounting. This Class E rated fuse complies with industry standards for medium-voltage applications, making it suitable for protecting transformers, motors, and feeder circuits in demanding electrical environments.

Key Features & Specifications
  • Type: CS-3 Series Medium Voltage Current-Limiting Fuse, Single Barrel, Ferrule Connection
  • Voltage Rating: 5500V AC
  • Current Rating: 50A
  • Dimensions: 3" Diameter, 12" Clip Center
  • Standards: Class E Rating
  • Applications: Transformer Protection, Motor Circuits, Feeder Protection
  • AIC Rating: 63kA @ 5.5kV
  • Weight: 11 lb
  • Family: CS-3 Series
  • Configuration: Single Barrel
  • Connection: Ferrule