TR125R Mersen Tri-Onic Low Voltage Fuse 250V 125A Fuse - Essential Electric Supply
TR125R Mersen Tri-Onic Low Voltage Fuse 250V 125A Fuse - Essential Electric Supply

Mersen TR125R - RK5 Class Fuse 125A 250V (200kA AIC)

Mersen
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Mersen TR125R is a low voltage current-limiting fuse designed for industrial circuit protection applications. This RK5 class TR fuse features a 125A current rating and 250V voltage rating with exceptional 200kA interrupting capacity at rated voltage. The single-barrel construction measures 1.56 inches in diameter and weighs 5.19 lb, utilizing time-delay characteristics to prevent nuisance tripping from motor starting currents. Compliant with industry standards for current-limiting fuses, this Tri-Onic family device provides reliable protection for industrial control circuits, motor branch circuits, and feeder applications where high fault current interruption is required.

Key Features & Specifications
  • Type: Current-limiting time-delay fuse, RK5 class, single barrel construction
  • Voltage Rating: 250V AC
  • Current Rating: 125A
  • Dimensions: 1.56 inches diameter
  • Standards: Industry standard RK5 classification
  • Applications: Industrial control circuits, motor protection, feeder circuits
  • AIC rating: 200kA@250V
  • Class Rating: RK5
  • Barrels: 1
  • Weight: 5.19 lb
  • Family: Tri-Onic
  • Item Subcategory: Low Voltage Fuse


Product Identification
  • UPC: 782001748050
  • GTIN: 00782001748050