Mersen A055F2D0R0-450E - Medium Voltage Fuse 5500V/450A (63kA AIC)

Mersen A055F2D0R0-450E is a medium voltage fuse designed for high-current circuit protection in industrial power systems. This Class E fuse features a 5500V voltage rating and 450A current rating, with a robust 2-barrel construction and 3-inch diameter for reliable operation. The unit delivers 63kA interrupting capacity at 5.5kV, meeting stringent industry standards for medium voltage applications. Its 12-inch clip center spacing and 7 lb weight ensure compatibility with standard fuse holders. Typical applications include motor protection, transformer circuits, and heavy industrial equipment protection.

Key Features & Specifications

• Type: Medium voltage current-limiting fuse, Class E rating
• Voltage Rating: 5500V AC
• Current Rating: 450A
• Dimensions: 3" diameter, 12" clip center spacing
• Standards: Meets industry requirements for medium voltage protection
• Applications: Industrial power systems, motor circuits, transformer protection
• AIC rating: 63kA at 5.5kV
• Construction: 2-barrel design
• Weight: 7 lb
• Family: CS-3 Series

Product Identification

• GTIN: 00782001804329