Bussmann LPS-RK-500SP - Class RK1 Fuse 500A 600V (300kA AIC Rating)

The Bussmann LPS-RK-500SP is a Class RK1 low-voltage current-limiting fuse designed to provide reliable overcurrent protection for industrial electrical systems. It features a 500A current rating and 600V voltage rating with a high 300kA interrupting capacity at 600V for effective short-circuit protection. The fuse construction includes a single-barrel design with 2.88-inch diameter and 13-3/8-inch length, weighing 2 lb, utilizing time-delay characteristics to handle temporary overloads. This Low-Peak series fuse meets UL, CSA, and CE standards including UL File E4273 and CSA File 53787 for safety compliance. Typical applications include protection of motor circuits, transformers, and feeder circuits in industrial power distribution systems where coordinated protection is required.

Key Features & Specifications

• Type: Class RK1 current-limiting time-delay fuse, single barrel construction
• Voltage Rating: 600V AC
• Current Rating: 500A
• Dimensions: 13-3/8 inch length, 2.88 inch diameter
• Standards: UL Special Purpose Guide JFHR, Guide JDDZ, File E4273, CSA Class 1422-02, File 53787, CSA C22.2 No. 248.12, CE
• Applications: Industrial motor protection, transformer circuits, feeder circuit protection
• AIC rating: 300kA@600V
• Class Rating: RK1
• Barrels: 1
• Weight: 2 lb
• Family: Low-Peak
• Country of Origin: Mexico

Product Identification

• UPC: 051712548571
• GTIN: 00051712548571