Littelfuse FLSR020 - RK5 Dual-Element Time-Delay Fuse 20A 600V (200kA AIC)

Littelfuse FLSR020 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 20A current capacity, it features a 200kA interrupting rating at 600V for reliable fault protection. The fuse measures 1.31" in diameter with a 5" length, constructed with dual-element technology for time-delay characteristics. It meets UL 248-12 Class RK5, CSA, CE, and QPL-W-F-1814 standards for industrial applications. Typical uses include motor branch circuits, transformers, and power distribution equipment requiring selective coordination.

Key Features & Specifications

• Type: Dual-element time-delay fuse with ceramic body
• Voltage Rating: 600V AC/DC
• Current Rating: 20A
• Dimensions: 1.31" diameter x 5" length
• Standards: UL 248-12 Class RK5, CSA, CE, QPL-W-F-1814
• Applications: Motor circuits, transformers, power distribution
• Class Rating: RK5
• Barrels: 1
• AIC rating: 200kA@600V
• Certification: CE, UL, CSA

Product Identification

• UPC: 079458170719
• GTIN: 00079458170719