Mersen A155B3D0R0-300E - Medium Voltage Fuse 15.5kV/300A (50kA AIC Class E)

Mersen A155B3D0R0-300E is a medium-voltage fuse from the Amp-Trap Bolt-In Series designed for high-current circuit protection in industrial power systems. It features a 15.5kV voltage rating and 300A current rating, with a robust 3-barrel construction and 3-inch diameter for reliable arc interruption. The fuse meets Class E standards with a 50kA interrupting capacity at 15.5kV, ensuring compliance with demanding electrical protection requirements. Its 43 lb bolt-in design is engineered for medium-voltage switchgear, motor starters, and transformer protection applications.

Key Features & Specifications

• Type: Medium-voltage current-limiting fuse with silver-sand construction
• Voltage Rating: 15,500V AC
• Current Rating: 300A
• Dimensions: 3-inch diameter
• Standards: Class E rating
• Applications: Industrial switchgear, transformer protection, motor circuits
• AIC rating: 50kA at 15.5kV
• Barrels: 3
• Weight: 43 lb
• Family: Amp-Trap Bolt-In Series

Product Identification

• UPC: 782001359409
• GTIN: 00782001359409