Littelfuse LLSRK090 - RK1 Class Fuse 90A 600V (200kA AIC)

Littelfuse LLSRK090 is a low-voltage RK1-class fuse designed for high-interrupting-capacity circuit protection in industrial applications. This 600V-rated fuse features a 90A current rating with a 200kA interrupting capacity at 600V, housed in a compact 1.31-inch diameter body with clip-style connections. Constructed as a single-barrel fuse, it meets RK1 classification standards for time-delay protection against overloads and short circuits. Typical applications include motor control centers, panelboards, and industrial power distribution systems requiring reliable overcurrent protection.

Key Features & Specifications

• Type: LLSRK time-delay fuse, RK1 class
• Voltage Rating: 600V AC
• Current Rating: 90A
• Dimensions: 1.31" diameter
• Standards: RK1 classification
• Applications: Industrial power distribution, motor protection
• Connection: Clip
• Barrels: 1
• AIC rating: 200kA@600V
• Class Rating: RK1

Product Identification

• UPC: 07945835081
• GTIN: 00079458350814