TR40R Mersen Tri-Onic Low Voltage Fuse 250V 40A Fuse - Essential Electric Supply
TR40R Mersen Tri-Onic Low Voltage Fuse 250V 40A Fuse - Essential Electric Supply

Mersen TR40R - TR Fuse 40A 250V (RK5 Class 200kA AIC)

Mersen
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Mersen TR40R is a low-voltage current-limiting fuse designed for industrial circuit protection applications. This RK5 class fuse features a 40A current rating and 250V voltage rating with a high 200kA interrupting capacity at 250V for reliable short-circuit protection. The single-barrel construction measures 0.81 inches in diameter and weighs 5.19 lb, built to withstand demanding industrial environments. It complies with industry standards for time-delay fuses, providing both overload and short-circuit protection. Typical applications include motor branch circuits, transformers, and industrial control panels where coordinated protection is required.

Key Features & Specifications
  • Type: TR Tri-Onic time-delay current-limiting fuse
  • Voltage Rating: 250V AC
  • Current Rating: 40A
  • Dimensions: 0.81" diameter
  • Standards: RK5 class rating
  • Applications: Motor circuits, transformers, industrial control panels
  • AIC rating: 200kA@250V
  • Barrels: 1
  • Class Rating: RK5
  • Weight: 5.19 lb
  • Family: Tri-Onic


Product Identification
  • UPC: 782001747916
  • GTIN: 00782001747916