Littelfuse LLSRK300 - RK1 Class Fuse 300A@600V (200kA AIC)

Littelfuse LLSRK300 is a low-voltage RK1 class fuse designed for high-current circuit protection in industrial applications. It features a 600V AC/DC voltage rating and 300A current rating with a 200kA interrupting capacity at 600V for reliable fault protection. The fuse has a compact cylindrical design with a 2.59" diameter and single-barrel construction, weighing 2 lb for robust performance. It meets industry standards for RK1 fuses, providing time-delay characteristics to withstand temporary overloads. Typical applications include motor branch circuits, transformers, and feeder protection in commercial and industrial power distribution systems.

Key Features & Specifications

• Type: LLSRK time-delay fuse with single-barrel construction
• Voltage Rating: 600V AC/DC
• Current Rating: 300A
• Dimensions: 2.59" diameter
• Standards: RK1 class rating
• Applications: Industrial power distribution, motor protection
• AIC rating: 200kA@600V
• Class Rating: RK1
• Barrels: 1
• Weight: 2 lb

Product Identification

• UPC: 079458350913
• GTIN: 00079458350913