S&C Electric SMU-20 - Medium Voltage Power Fuse 34.5kV 65A (Class E Slow Blow)

S&C Electric SMU-20 is a medium-voltage power fuse designed for circuit protection in electrical distribution systems. This Class E-rated fuse operates at 34.5 kV with a 65-amp current rating, providing reliable overcurrent protection for industrial equipment. The single-barrel construction features a slow blow characteristic that prevents nuisance tripping from temporary current surges while maintaining robust fault interruption capabilities. Engineered to meet industry standards for medium-voltage applications, this 2-lb fuse is commonly deployed in utility substations, industrial power distribution, and commercial facility electrical systems where dependable high-voltage protection is required.

Key Features & Specifications

• Type: Medium-voltage power fuse, single-barrel construction, slow blow operation
• Voltage Rating: 34,500V AC
• Current Rating: 65A
• Class Rating: E
• Barrels: 1
• Velocity: Slow blow characteristic
• Weight: 2 lb
• Item Subcategory: Medium Voltage
• Applications: Utility substations, industrial power distribution, commercial electrical systems