Littelfuse FLNR350ID - RK5 Time-Delay Fuse 350A (200kA AIC @250V)

Littelfuse FLNR350ID is a UL Class RK5 dual-element time-delay fuse designed for industrial circuit protection with visual indication. It features a 250V AC voltage rating and 350A current rating, housed in a compact 2.09" diameter rejection blade package weighing 1.65 lb. The fuse meets UL Standard 248-12 and CSA certifications, offering 200kA interrupting capacity at rated voltage with time-delay characteristics. Typical applications include motor branch circuits, transformers, and feeder protection in commercial/industrial power distribution systems.

Key Features & Specifications

• Type: UL Class RK5 dual-element time-delay fuse with indicator
• Voltage Rating: 250V AC
• Current Rating: 350A
• Dimensions: 2.09" diameter
• Standards: UL 248-12, CSA certified
• Applications: Motor circuits, transformers, feeder protection
• Class Rating: RK5
• Connection: Rejection blade
• Barrels: 1
• Velocity: Time-delay (TD)
• AIC rating: 200kA@250V
• Weight: 1.65 lb
• Certification: UL Listed/CSA

Product Identification

• UPC: 079458023978
• GTIN: 00079458023978