Littelfuse FLNR035ID is a UL Class RK5 dual-element time-delay fuse designed for circuit protection in industrial applications, featuring visual indication for blown fuse detection. Rated for 250V AC systems with a 35A current capacity, it provides 200kA interrupting capacity at rated voltage for reliable short-circuit protection. The fuse features a compact cylindrical design with ferrule rejection contacts, measuring 0.81" in diameter and 3" in length, constructed to meet CSA, cUL, and UL safety standards. Its time-delay characteristic allows temporary overloads without nuisance tripping while maintaining protection against sustained faults. Typical applications include motor branch circuits, transformers, and power distribution equipment requiring RK5 class protection.
Key Features & Specifications
Type: UL Class RK5 dual-element time-delay fuse with visual indication
Voltage Rating: 250V AC
Current Rating: 35A
Dimensions: 0.81" diameter x 3" length
Weight: 0.12 lb
Connection: Ferrule rejection
Barrels: 1
Velocity: Time-delay (TD) characteristic
Certification: CSA, cUL, UL listed
AIC rating: 200kA @ 250V
Class Rating: RK5
Standards: Meets UL 248-5 requirements
Applications: Motor circuits, transformers, power distribution panels