Littelfuse FLSR250 is a UL Class RK5 dual-element time-delay fuse designed for circuit protection in industrial electrical systems. It features a 600V AC rating and 250A current capacity with a 200kA interrupting rating at 600V for robust short-circuit protection. The fuse measures 11-5/8 inches in length with a 0.81-inch diameter barrel construction and weighs 2 lb, meeting UL 248-12 Class RK5, CSA, and CE standards. Certified to QPL-W-F-1814 specifications, this Mexico-manufactured fuse provides reliable time-delay characteristics for motor circuits, transformers, and feeder protection applications.
Key Features & Specifications
Type: UL Class RK5 dual-element time-delay fuse
Voltage Rating: 600V AC
Current Rating: 250A
Dimensions: 11-5/8" length x 0.81" diameter
Weight: 2 lb
Standards: UL 248-12 Class RK5, CSA, CE, QPL-W-F-1814
Applications: Motor circuits, transformers, feeder protection