S&C Electric 264100R4 - SM-4 Fuse Refill 34.5kV (Slow-Blow Protection)

S&C Electric 264100R4 is a high-voltage fuse refill designed for circuit protection in industrial power distribution systems. Rated for 34,500V AC applications, this slow-blow fuse provides reliable overcurrent protection with its precision-engineered fusible element housed in a durable SM-4 family enclosure. The 1 lb refill cartridge features robust construction for consistent interruption performance, meeting stringent industry standards for medium-voltage protection. Its slow-operating characteristics make it ideal for transformer protection, capacitor banks, and feeder circuits where temporary overloads must be tolerated without nuisance tripping.

Key Features & Specifications

• Type: 264 series slow-blow fuse refill for SM-4 cutouts
• Voltage Rating: 34,500V AC
• Current Rating: Varies by specific model configuration
• Velocity: Slow-operating characteristic
• Weight: 1 lb
• Standards: Meets ANSI/IEEE fuse requirements
• Applications: Transformer protection, capacitor banks, feeder circuits
• Family: SM-4 fuse system compatible
• Section: Fuse refills category