S&C Electric 121275R3 - SM-4 Power Fuse 7200V (Class E 175A Medium Voltage)

S&C Electric 121275R3 is a medium-voltage SM-4 power fuse designed for overcurrent protection in electrical distribution systems. It features a 7200V voltage rating and 175A current rating for reliable circuit interruption under fault conditions. The fuse utilizes a Class E rating with standard velocity construction and weighs 2 lb for robust performance in demanding environments. This unit complies with industry standards for medium-voltage protection applications. Typical installations include industrial power systems, utility substations, and commercial electrical distribution networks where dependable overcurrent protection is required.

Key Features & Specifications

• Type: SM-4 medium-voltage power fuse with Class E rating and standard velocity operation
• Voltage Rating: 7200V AC
• Current Rating: 175A
• Dimensions: Standard SM-4 configuration
• Standards: Industry standards for medium-voltage protection
• Applications: Industrial power systems, utility substations, commercial electrical distribution
• Class Rating: E
• Weight: 2 lb
• Velocity: Standard
• Item Subcategory: Medium Voltage