Bussmann LPN-RK-125SP - Low Voltage Fuse 125A 250V (RK1 Class, 300kA AIC)

Bussmann LPN-RK-125SP is a Low-Peak time-delay, current-limiting fuse designed for circuit protection in industrial electrical systems. It features a 125A current rating and 250V AC voltage rating with a high 300kA interrupting capacity at 250V AC. The fuse measures 7-1/8 inches in length with a 1.61-inch diameter and utilizes a single-barrel construction with RK1 class rating for effective short-circuit protection. It complies with UL, CSA, and CE standards including UL File E4273 and CSA File 53787. Typical applications include motor branch circuits, transformers, and feeder circuits where time-delay characteristics and current limitation are required.

Key Features & Specifications

• Type: Low-Peak time-delay, current-limiting fuse, RK1 class
• Voltage Rating: 250V AC
• Current Rating: 125A
• Dimensions: 7-1/8 inches length, 1.61 inches 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 branch circuits, transformers, feeder circuits
• AIC rating: 300kA@250V AC
• Barrels: 1
• Class Rating: RK1
• Family: Low-Peak
• Weight: 1 lb
• Country of Origin: Mexico

Product Identification

• UPC: 051712538473
• GTIN: 00051712538473