S&C Electric 121060R3 - SM-4 Medium Voltage Fuse 7200V/40A (Class E)

S&C Electric 121060R3 is a medium-voltage SM-4 fuse designed for circuit protection in industrial power distribution systems. Rated for 7200V AC operation with a 40A current capacity, this Class E fuse features robust construction with standard velocity interruption characteristics. The 2 lb unit meets industry standards for medium-voltage protection with its durable housing and precise fault-clearing capabilities. Typical applications include transformer protection, feeder circuits, and switchgear installations in utility and industrial power networks.

Key Features & Specifications

• Type: SM-4 medium-voltage current-limiting fuse
• Voltage Rating: 7200V AC
• Current Rating: 40A
• Class Rating: E
• Velocity: Standard interruption
• Weight: 2 lb
• Applications: Transformer protection, feeder circuits, switchgear