Bussmann LPN-RK-450SP - Low-Peak Time-Delay Fuse 450A (300kA AIC @ 250V)

Bussmann LPN-RK-450SP is a Low-Peak time-delay fuse designed for protecting industrial electrical equipment from short-circuit and overload conditions. It features a 450A current rating and 250V voltage rating with a high 300kA interrupting capacity at rated voltage. The fuse measures 10.38 inches in length with a 2.88-inch diameter and weighs 3 lb, constructed as a single-barrel RK1 class device. This fuse meets industry standards for time-delay protection and is UL recognized for its performance characteristics. Typical applications include motor branch circuits, transformers, and feeder circuits where selective coordination and equipment protection are required.

Key Features & Specifications

• Type: Low-Peak time-delay fuse, RK1 class, single barrel construction
• Voltage Rating: 250V AC
• Current Rating: 450A
• Dimensions: 10.38" L × 2.88" H × 2.88" W
• Standards: UL recognized, RK1 classification
• Applications: Motor protection, transformer circuits, industrial feeders
• AIC rating: 300,000A @ 250V
• Diameter: 2.88 inches
• Class Rating: RK1
• Barrels: 1
• Weight: 3 lb

Product Identification

• UPC: 051712538565
• GTIN: 00051712538565