S&C Electric 252075R3 - SM-4 Power Fuse 14.4 kV (Class E, 50A)

S&C Electric 252075R3 is a medium-voltage SM-4 power fuse designed for circuit protection in electrical distribution systems. It features a 14.4 kV voltage rating and 50 A current rating for reliable overcurrent protection. The fuse utilizes a slow blow velocity characteristic and Class E construction to handle temporary overloads while maintaining robust performance. This unit complies with industry standards for medium-voltage applications and is typically deployed in industrial power distribution, utility substations, and commercial electrical systems requiring dependable circuit interruption.

Key Features & Specifications

• Type: SM-4 medium-voltage power fuse with slow blow characteristic
• Voltage Rating: 14,400 V AC
• Current Rating: 50 A
• Class Rating: E
• Velocity: Slow blow
• Weight: 2 lb
• Item Subcategory: Medium Voltage
• Applications: Industrial power distribution, utility systems, commercial electrical protection