Mersen A055F2D0R0-450E - Medium Voltage Current-Limiting Fuse 450A (63kA AIC @ 5.5kV)

Mersen A055F2D0R0-450E is a medium voltage current-limiting fuse designed for robust circuit protection in industrial power systems. It provides reliable overcurrent protection with a 450A current rating and 5500V voltage rating, featuring a dual-barrel construction housed within a 3-inch diameter ceramic body weighing 7 lb. This CS-3 Series fuse meets Class E specifications and delivers 63kA interrupting capacity at 5.5kV, ensuring compliance with industrial protection standards. Typical applications include motor control centers, transformer protection, and medium voltage switchgear where high fault current interruption is critical.

Key Features & Specifications

• Type: Medium voltage current-limiting fuse, dual-barrel ceramic construction
• Voltage Rating: 5500V AC
• Current Rating: 450A
• Dimensions: 3-inch diameter, 12-inch clip center spacing
• Standards: Class E rating
• Applications: Industrial power systems, motor control centers, transformer protection
• AIC rating: [email protected]
• Family: CS-3 Series
• Barrels: 2
• Weight: 7 lb

Product Identification

• GTIN: 00782001804329