Mersen A055F2DSR0-450E - Medium Voltage Fuse 5500V/450A (63kA AIC)

Mersen A055F2DSR0-450E is a medium voltage current-limiting fuse designed for high-voltage circuit protection in industrial power systems. This Class E fuse features a 5500V AC rating with a 450A current capacity and 63kA interrupting capacity at 5.5kV, housed in a compact 3-inch diameter ferrule-connected design with dual barrels. The CS-3 series fuse meets stringent industry standards for medium voltage applications, constructed with durable materials for reliable operation in harsh environments. Typical applications include transformer protection, motor circuits, and feeder protection in utility and industrial power distribution systems.

Key Features & Specifications

• Type: Current-limiting medium voltage fuse (Class E)
• Voltage Rating: 5500V AC
• Current Rating: 450A
• Dimensions: 3" diameter, 12" clip center spacing
• Standards: Meets medium voltage fuse requirements
• Applications: Industrial power systems, transformer protection
• AIC rating: [email protected]
• Connection: Ferrule
• Barrels: 2
• Weight: 7 lb
• Family: CS-3 Series

Product Identification

• UPC: 78200180266
• GTIN: 00782001802660