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

The Bussmann LPS-RK-300SP is a Class RK1 low-voltage current-limiting fuse designed to provide reliable circuit protection in industrial electrical systems. It features a 600V AC voltage rating and 300A current rating with a high 300kA interrupting capacity at 600V for superior fault current protection. The fuse construction includes a single-barrel design with a 2.36-inch diameter and 11-5/8-inch length, weighing 2 lb, utilizing time-delay characteristics to prevent nuisance tripping from motor starting currents. This fuse meets multiple industry standards including UL, CSA C22.2 No. 248.12, and CE certifications for safety and performance compliance. Typical applications include protection of motor circuits, transformers, and feeder circuits in industrial plants, commercial buildings, and power distribution systems.

Key Features & Specifications

• Type: Low-Peak RK1 current-limiting time-delay fuse, single barrel
• Voltage Rating: 600V AC
• Current Rating: 300A
• Dimensions: 11-5/8 in length, 2.36 in 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: Motor circuit protection, transformer protection, feeder circuit protection
• AIC rating: 300kA@600V
• Class Rating: RK1
• Barrels: 1
• Weight: 2 lb
• Country of Origin: Mexico

Product Identification

• UPC: 051712548533
• GTIN: 00051712548533