Bussmann KTN-R-450 - RK1 Class Time-Delay Fuse 450A (200kA AIC @250V)

Bussmann KTN-R-450 is a current-limiting, time-delay fuse from the LIMITRON family designed for robust circuit protection in industrial power distribution systems. It features a 450A current rating and 250V voltage rating with a high 200kA interrupting capacity at 250V AC. The fuse construction utilizes a single-barrel design with RK1 class rating, measuring 10.38 inches in length and 2.59 inches in diameter with a weight of 2 lb. This fuse meets industry standards for reliable performance in demanding environments and is typically applied in motor branch circuits, feeder circuits, and industrial control panels where high fault current protection is required.

Key Features & Specifications

• Type: Current-limiting time-delay fuse, single-barrel construction, RK1 class
• Voltage Rating: 250V AC
• Current Rating: 450A
• Dimensions: 10.38" L × 2.59" H × 2.59" W (263.65mm × 65.79mm × 65.79mm)
• Standards: Industrial fuse standards for circuit protection
• Applications: Motor branch circuits, feeder circuits, industrial control panels
• AIC rating: 200kA@250V
• Class Rating: RK1
• Barrels: 1
• Diameter: 2.59" (65.79mm)
• Weight: 2 lb (0.91 kg)
• Family: LIMITRON
• Item Subcategory: Low Voltage Fuse

Product Identification

• UPC: 051712407267
• GTIN: 00051712407267