Bussmann KTN-R-125 - RK1 Class Fuse 125A (200kA AIC @ 250V)

Bussmann KTN-R-125 is a low voltage current-limiting fuse designed for circuit protection in industrial electrical systems. This RK1 class fuse features a 125A current rating and 250V voltage rating with a high interrupting capacity of 200kA at 250V AC. The fuse construction includes a single barrel design with 0.81-inch diameter and compact dimensions of 7.1 inches in length by 1.56 inches in both height and width, weighing 1 lb. It meets industry standards for current-limiting protection and is commonly applied in motor circuits, feeder protection, and branch circuit applications where high fault current interruption is required.

Key Features & Specifications

• Type: Low Voltage Current-Limiting Fuse, RK1 Class, Single Barrel
• Voltage Rating: 250V AC
• Current Rating: 125A
• Dimensions: 7.1" L × 1.56" H × 1.56" W (0.81" diameter)
• Weight: 1 lb
• Standards: UL/CSA Listed
• Applications: Industrial Motor Protection, Feeder Circuits, Branch Circuit Protection
• AIC Rating: 200kA @ 250V
• Class Rating: RK1
• Barrels: 1

Product Identification

• UPC: 05171240717
• GTIN: 00051712407175