Mersen A550X450E-1 - Medium Voltage Fuse 450A (5500V, 63kA AIC)

Mersen A550X450E-1 is a medium voltage current-limiting fuse designed for protecting electrical equipment in industrial power distribution systems. It features a 5500V AC voltage rating and 450A current rating with a high interrupting capacity of 63kA at 5.5kV. The fuse construction utilizes a single-barrel design with ferrule connections, measuring 3 inches in diameter and requiring 12-inch clip center spacing while weighing 22 lb. This CS-3 series fuse meets Class E rating standards for reliable overcurrent protection in demanding applications. Typical installations include motor control centers, transformers, and switchgear in industrial facilities requiring robust medium voltage circuit protection.

Key Features & Specifications

• Type: Medium voltage current-limiting fuse, single-barrel construction with ferrule connections
• Voltage Rating: 5500V AC
• Current Rating: 450A
• Dimensions: 3" diameter, 12" clip center spacing
• Standards: Class E rating
• Applications: Industrial power distribution systems, motor control centers, transformers, switchgear
• AIC rating: [email protected]
• Connection: Ferrule
• Barrels: 1
• Weight: 22 lb
• Family: CS-3 Series
• Item Subcategory: Medium Voltage