S&C Electric 823300 - SMU-40 Fuse 25kV/300A (IEEE C37.40 Compliant)

S&C Electric 823300 is a medium-voltage SMU-40 current-limiting fuse designed for high-capacity circuit protection in industrial power systems. This single-barrel fuse features a 25kV voltage rating and 300A current capacity with standard interrupting characteristics for reliable fault isolation. The unit's robust construction meets SMU-40 class specifications with a 1 lb weight for efficient handling. Compliant with IEEE C37.40-2003 standards, it provides critical protection for transformers, capacitor banks, and feeder circuits in utility and industrial applications.

Key Features & Specifications

• Type: SMU-40 current-limiting medium-voltage fuse
• Voltage Rating: 25,000V AC
• Current Rating: 300A
• Class Rating: SMU-40
• Barrels: 1
• Velocity: Standard interruption
• Weight: 1 lb
• Standards: IEEE C37.40-2003 compliant
• Applications: Transformer protection, capacitor banks, industrial feeders