Mersen TR90R - TR Fuse 90A RK5 Class (200kA AIC @ 250V)

Mersen TR90R is a low voltage current-limiting fuse designed for industrial circuit protection applications. This 90A rated fuse operates at 250V AC/DC with a 200kA interrupting capacity, providing reliable short-circuit protection. The TR-type fuse features a single-barrel construction with a 1.06-inch diameter and RK5 class rating, utilizing time-delay characteristics to prevent nuisance tripping from motor starting currents. It complies with industry standards for electrical safety and performance. Typical applications include motor branch circuits, transformers, and power distribution systems where coordinated protection is required.

Key Features & Specifications

• Type: TR-type current-limiting time-delay fuse, single barrel construction
• Voltage Rating: 250V AC/DC
• Current Rating: 90A
• Dimensions: 1.06" diameter
• Standards: UL/CSA certified
• Applications: Motor circuits, transformers, power distribution systems
• AIC rating: 200kA @ 250V
• Class Rating: RK5
• Barrels: 1
• Weight: 5.19 lb
• Family: Tri-Onic

Product Identification

• UPC: 782001748005
• GTIN: 00782001748005