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

S&C Electric SMU-20 is a medium-voltage fuse designed for high-voltage circuit protection in industrial power systems. This Class E-rated fuse operates at 34,500V AC with a 65A current rating, featuring a slow-blow velocity characteristic for controlled interruption. Its single-barrel construction provides reliable performance in demanding environments while meeting industry standards for medium-voltage protection. The 2 lb unit is engineered for substations, switchgear, and other high-voltage applications requiring precise overcurrent protection.

Key Features & Specifications

• Type: Medium-voltage current-limiting fuse (SMU-20)
• Voltage Rating: 34,500V AC
• Current Rating: 65A
• Class Rating: E
• Barrels: 1
• Velocity: Slow-blow characteristic
• Weight: 2 lb
• Applications: Industrial power systems, substations, switchgear