Mersen TR20R - TR Series Fuse 20A 250V (200kA AIC RK5 Class)

Mersen TR20R is a low voltage current-limiting fuse designed for industrial circuit protection applications. This RK5 class fuse features a 20A current rating and 250V voltage rating with an interrupting capacity of 200kA at 250V. The single-barrel construction measures 0.56 inches in diameter and weighs 5.19 lb, utilizing time-delay characteristics to prevent nuisance tripping from motor starting currents. Engineered to meet industry standards for reliable overcurrent protection, this Tri-Onic series fuse is commonly deployed in motor branch circuits, transformers, and industrial control panels where high fault current interruption is required.

Key Features & Specifications

• Type: TR series current-limiting time-delay fuse, single barrel construction
• Voltage Rating: 250V AC
• Current Rating: 20A
• Dimensions: 0.56 inches diameter
• Standards: RK5 class rating
• Applications: Motor branch circuits, transformers, industrial control panels
• AIC rating: 200kA@250V
• Barrels: 1
• Class Rating: RK5
• Diameter: 0.56 inches
• Weight: 5.19 lb
• Family: Tri-Onic

Product Identification

• UPC: 782001747848
• GTIN: 00782001747848