Bussmann KTN-R-300 - RK1 Class Fuse 300A (200kA AIC @ 250V)

Bussmann KTN-R-300 is a low voltage current-limiting fuse designed for industrial circuit protection applications requiring high interrupting capacity. This RK1 class fuse features a 300A current rating and 250V voltage rating with an impressive 200kA interrupting capacity at rated voltage, providing reliable short-circuit protection. The single-barrel construction measures 8.63 inches in length with a 0.81-inch diameter and features a time-delay characteristic for motor starting and transformer inrush current protection. Manufactured to meet industry standards for safety and performance, this Eaton Bussmann fuse is commonly used in industrial control panels, motor circuits, and power distribution systems where robust overcurrent protection is essential.

Key Features & Specifications

• Type: Low Voltage Current-Limiting Fuse, RK1 Class, Time-Delay
• Voltage Rating: 250V AC
• Current Rating: 300A
• Dimensions: 8.63" L × 2.06" H × 2.06" W (219.2mm × 52.3mm × 52.3mm)
• Diameter: 0.81" (20.6mm)
• Weight: 1 lb (0.45 kg)
• Standards: UL/CSA Listed
• Applications: Industrial Control Panels, Motor Circuits, Power Distribution
• AIC Rating: 200kA @ 250V
• Barrels: 1
• Class Rating: RK1
• Item Subcategory: Low Voltage Fuse

Product Identification

• UPC: 05171240723
• GTIN: 00051712407236