Littelfuse LLSRK150 - RK1 Class Fuse 150A@600V (200kA AIC)

Littelfuse LLSRK150 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 150A current rating with a 200kA interrupting capacity at 600V for reliable fault protection. The fuse has a compact cylindrical design with a 1.84" diameter and single-barrel construction, weighing 1 lb for easy installation. Compliant with industry standards for RK1 fuses, it provides time-delay characteristics to withstand temporary overloads while maintaining fast response to short circuits. Typical applications include motor branch circuits, transformers, and power distribution panels requiring durable protection.

Key Features & Specifications

• Type: LLSRK series time-delay fuse with sand-filled ceramic body
• Voltage Rating: 600V AC/DC
• Current Rating: 150A
• Dimensions: 1.84" diameter
• Standards: RK1 class (UL/CSA)
• Applications: Industrial motor circuits, power distribution, transformer protection
• AIC rating: 200kA@600V
• Class Rating: RK1
• Barrels: 1
• Weight: 1 lb

Product Identification

• UPC: 07945835086
• GTIN: 00079458350869