Bussmann KTN-R-20 - RK1 Class Fuse 20A (200kA AIC @250V)

Bussmann KTN-R-20 is a current-limiting fuse designed for industrial circuit protection with high interrupting capacity. This RK1-class fuse operates at 250V AC with a 20A current rating, featuring a compact cylindrical design measuring 0.56" in diameter and 2" in length with a single barrel construction. Compliant with UL/CSA standards, its 200kA interrupting rating at 250V makes it suitable for motor control centers, panelboards, and industrial power distribution systems requiring reliable short-circuit protection.

Key Features & Specifications

• Type: Current-limiting time-delay fuse (RK1 class)
• Voltage Rating: 250V AC
• Current Rating: 20A
• Dimensions: 0.56" (W) x 2" (H) x 0.56" (D)
• Weight: 1.1 lb
• Diameter: 0.56"
• Barrels: 1
• AIC Rating: 200kA @ 250V
• Standards: UL/CSA listed
• Applications: Motor protection, panelboards, industrial power distribution

Product Identification

• UPC: 051712407052
• GTIN: 00051712407052