Mersen TR100R - TR Class RK5 Fuse 100A 250V (200kA AIC Rating)

Mersen TR100R is a low voltage current-limiting fuse designed for industrial circuit protection applications. This RK5 class fuse features a 100A current rating and 250V voltage rating with a high 200kA interrupting capacity at 250V for reliable short-circuit protection. The single-barrel construction measures 1.06 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 Class RK5 fuses, this Tri-Onic family device provides coordinated protection in industrial power distribution systems, motor branch circuits, and feeder applications where selective coordination is required.

Key Features & Specifications

• Type: TR Class RK5 current-limiting time-delay fuse, single barrel construction
• Voltage Rating: 250V AC
• Current Rating: 100A
• Dimensions: 1.06 inches diameter
• Standards: Class RK5 compliance
• Applications: Industrial power distribution, motor branch circuits, feeder protection
• AIC rating: 200kA@250V
• Class Rating: RK5
• Barrels: 1
• Weight: 5.19 lb
• Family: Tri-Onic
• Item Subcategory: Low Voltage Fuse

Product Identification

• UPC: 782001748012
• GTIN: 00782001748012