S&C Electric 121150R3 - SM-4 Power Fuse 7200V 100A (Class E Rating)

The S&C Electric 121150R3 is a medium-voltage SM-4 power fuse engineered to provide reliable overcurrent protection in electrical distribution systems. It features a 7200V voltage rating and a 100A current rating, delivering robust performance for demanding applications. Constructed with a Class E rating and standard velocity characteristics, this fuse offers precise interruption capabilities within a compact design weighing 2 lb. This unit complies with industry standards for medium-voltage protection equipment, ensuring safe and dependable operation. Typical applications include protecting transformers, capacitors, and feeders in utility and industrial power systems.

Key Features & Specifications

• Type: SM-4 medium-voltage power fuse with Class E rating and standard velocity interruption
• Voltage Rating: 7200V AC
• Current Rating: 100A
• Dimensions: Compact design for medium-voltage applications
• Standards: Meets industry standards for medium-voltage protection
• Applications: Transformer protection, capacitor banks, feeder circuits in utility and industrial systems
• Class Rating: E
• Velocity: Standard
• Weight: 2 lb
• Item Subcategory: Medium Voltage