Littelfuse FLSR300ID - RK5 Dual-Element Time-Delay Fuse 300A@600V (200kA AIC)

Littelfuse FLSR300ID is a UL Class RK5 dual-element time-delay fuse designed for circuit protection in industrial electrical systems. Rated for 600V AC/DC operation with a 300A current capacity, it features a rejection blade connection and provides 200kA interrupting capacity at rated voltage. The fuse measures 11-5/8" in length with a 2.59" diameter and 3.45 lb weight, constructed with visual indication for fault detection. It meets CSA, cUL, and UL standards for safety compliance. Typical applications include motor protection, transformer circuits, and feeder protection in commercial/industrial power distribution.

Key Features & Specifications

• Type: Dual-element time-delay fuse with visual indication
• Voltage Rating: 600V AC/DC
• Current Rating: 300A
• Dimensions: 11-5/8" length x 2.59" diameter
• Weight: 3.45 lb
• Standards: CSA, cUL, UL listed
• Applications: Motor circuits, transformers, feeder protection
• Class Rating: RK5
• Connection: Rejection blade
• Barrels: 1
• AIC rating: 200kA@600V

Product Identification

• UPC: 079458025583
• GTIN: 00079458025583