Littelfuse FLSR400ID - RK5 Time-Delay Fuse 400A 600V (200kA AIC)

Littelfuse FLSR400ID is a UL Class RK5 dual-element time-delay fuse designed for industrial circuit protection with visual indication. Rated for 600V AC systems with a 400A current capacity, it features a 200kA interrupting rating at 600V for high-fault protection. The fuse measures 11 5/8" in length with a 2.59" diameter rejection blade connection in a single-barrel configuration, weighing 3.49 lb. It meets CSA, cUL, and UL standards for safety compliance. Typical applications include motor branch circuits, transformers, and feeder protection in industrial power distribution systems.

Key Features & Specifications

• Type: UL Class RK5 dual-element time-delay fuse with visual indication
• Voltage Rating: 600V AC
• Current Rating: 400A
• Dimensions: 11 5/8" length x 2.59" diameter
• Weight: 3.49 lb
• Standards: CSA, cUL, UL
• Applications: Motor circuits, transformers, feeder protection
• Connection: Rejection blade
• Barrels: 1
• Class Rating: RK5
• AIC rating: 200kA@600V
• Certification: CSA, cUL, UL

Product Identification

• UPC: 079458025606
• GTIN: 00079458025606