TR500R Mersen Tri-Onic Low Voltage Fuse 250V 500A Fuse - Essential Electric Supply
TR500R Mersen Tri-Onic Low Voltage Fuse 250V 500A Fuse - Essential Electric Supply

Mersen TR500R - TR Series Fuse 500A (200kA@250V RK5 Class)

Mersen
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Mersen TR500R is a low-voltage current-limiting fuse designed for circuit protection in industrial power distribution systems. This RK5-class TR-series fuse features a 500A current rating and 250V voltage rating with a 200kA interrupting capacity, housed in a durable 2.56-inch diameter single-barrel construction. The Tri-Onic design provides time-delay characteristics and superior short-circuit protection, meeting industry standards for reliable operation in demanding environments. Typical applications include motor branch circuits, transformer protection, and feeder circuits where high fault currents may occur.

Key Features & Specifications
  • Type: Tri-Onic time-delay current-limiting fuse (RK5 class)
  • Voltage Rating: 250V AC
  • Current Rating: 500A
  • Dimensions: 2.56" diameter single-barrel construction
  • Standards: UL/CSA recognized
  • Applications: Industrial power distribution, motor circuits, transformers
  • AIC rating: 200kA@250V
  • Class Rating: RK5
  • Weight: 1 lb
Product Identification
  • UPC: 782001748197
  • GTIN: 00782001748197