Bussmann 5ACLS-18R - Medium Voltage Current-Limiting Fuse 390A @ 5080V (50kA AIC, IEEE C37.41)

Bussmann 5ACLS-18R is a medium voltage current-limiting fuse designed for protecting electrical distribution systems and equipment from short-circuit faults. It features a 5080V voltage rating and a 390A current rating, housed in a robust 15.9-inch long, 3-inch diameter cylindrical body with dual ferrule connections. The fuse complies with IEEE Std. C37.41 and delivers a 50kA interrupting rating at 5.08kV, ensuring reliable performance in industrial power circuits, motor starters, and transformer protection applications.

Key Features & Specifications

• Type: Medium Voltage Current-Limiting Fuse (ACLS), 2-barrel construction
• Voltage Rating: 5080V AC
• Current Rating: 390A
• Dimensions: 15.9" L x 3" W x 3" H
• Standards: IEEE Std. C37.41
• Applications: Electrical distribution systems, motor protection, transformer circuits
• Class Rating: R
• Connection: Ferrule
• Barrels: 2
• AIC rating: 50kA @ 5.08kV
• Diameter: 3 inches
• Weight: 8.7 lb
• Certification: IEEE Std. C37.41

Product Identification

• UPC: 051712527811
• GTIN: 00786670221685