Bussmann LPN-RK-400SP - Low-Peak RK1 Fuse 400A 250V (300kA AIC)

Bussmann LPN-RK-400SP is a Low-Peak time-delay Class RK1 fuse designed for branch circuit and feeder protection in industrial electrical systems. It features a 400A current rating and 250V AC voltage rating with a high 300kA interrupting capacity at rated voltage. The fuse measures 8-5/8 inches in length with a 2.36-inch diameter and features single-barrel construction with a 2 lb weight. It complies with UL, CSA, and CE standards including UL File E4273 and CSA Class 1422-02. This fuse is typically applied in motor control centers, industrial panels, and power distribution equipment requiring time-delay characteristics and high fault current protection.

Key Features & Specifications

• Type: Low-Peak time-delay Class RK1 fuse with single-barrel construction
• Voltage Rating: 250V AC
• Current Rating: 400A
• Dimensions: 8-5/8 inches length, 2.36 inches diameter
• Standards: CE, UL Special Purpose Guide JFHR, Guide JDDZ, File E4273, CSA Class 1422-02, File 53787, CSA C22.2 No. 248.12
• Applications: Industrial power distribution, motor control centers, branch circuit protection
• Class Rating: RK1
• AIC rating: 300kA@250V
• Barrels: 1
• Weight: 2 lb
• Family: Low-Peak
• Item Subcategory: Low Voltage Fuse
• Country of Origin: Mexico

Product Identification

• UPC: 051712538558
• GTIN: 00051712538558