Mersen A550X20E-1 - Medium Voltage Fuse 5500V 20A (63kA AIC)

Mersen A550X20E-1 is a medium voltage current-limiting fuse designed for high-voltage circuit protection in industrial applications. This CS-3 series fuse features a 5500V AC voltage rating and 20A current rating, with a 63kA interrupting capacity at 5.5kV for reliable fault protection. The Class E-rated fuse has a compact 3-inch diameter ferrule connection design with single-barrel construction and 12-inch clip center spacing. It complies with industry standards for medium voltage protection systems and is commonly used in motor circuits, transformers, and capacitor banks.

Key Features & Specifications

• Type: Current-limiting medium voltage fuse (A055 type)
• Voltage Rating: 5500V AC
• Current Rating: 20A
• Dimensions: 3" diameter, 12" clip center
• Standards: Class E rated
• Applications: Motor circuits, transformers, capacitor banks
• AIC rating: [email protected]
• Connection: Ferrule
• Barrels: 1
• Weight: 4 lb