S&C Electric 252125R4 - Class E Fuse Refill 15kV/200A (SM-4 Family)
S&C Electric 252125R4 - Class E Fuse Refill 15kV/200A (SM-4 Family)
S&C Electric 252125R4 - Class E Fuse Refill 15kV/200A (SM-4 Family)
S&C Electric 252125R4 - Class E Fuse Refill 15kV/200A (SM-4 Family)

S&C Electric 252125R4 - Class E Fuse Refill 15kV/200A (SM-4 Family)

S&C Electric
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S&C Electric 252125R4 is a Class E fuse refill designed for high-voltage circuit protection in power distribution systems. It features a 15 kV voltage rating and 200A current capacity, engineered for reliable interruption of fault currents. The SM-4 family fuse refill is constructed with precision-machined silver alloy elements housed in a durable fiberglass-reinforced epoxy tube. It meets IEEE C37.40 standards for expulsion-type fuses and is UL-recognized for industrial applications. Typical uses include protecting transformers, capacitors, and feeders in utility substations and industrial power systems.

Key Features & Specifications
  • Type: Class E expulsion fuse refill, silver alloy elements, fiberglass-epoxy construction
  • Voltage Rating: 15 kV
  • Current Rating: 200A
  • Family: SM-4
  • Standards: IEEE C37.40, UL recognized
  • Applications: Transformer/capacitor protection, feeder circuits
  • Weight: 1 lb
  • Section: Fuse Refills