Littelfuse FLNR-020 - Low Voltage Fuse 20A 600V AC (Class RK5 Time-Delay)

Littelfuse FLNR-020 is a low voltage current-limiting fuse designed for overload and short-circuit protection in industrial electrical systems. It features a 600V AC rating with a 20A current capacity and time-delay characteristics for handling temporary inrush currents. The fuse construction includes a 0.56-inch diameter single-barrel design with Class RK5 current limitation for enhanced safety. It complies with industry standards for reliable performance in demanding environments. Typical applications include motor branch circuits, transformers, and industrial control panels where coordinated protection is essential.

Key Features & Specifications

• Type: Low Voltage Current-Limiting Fuse, Time-Delay Characteristic, Single Barrel
• Voltage Rating: 600V AC
• Current Rating: 20A
• Dimensions: 0.56-inch Diameter
• Standards: Class RK5
• Applications: Motor Protection, Transformer Circuits, Industrial Control Panels
• Class Rating: RK5
• Barrels: 1
• Velocity: TD - Time Delay
• Weight: 5.19 lb

Product Identification

• UPC: 079458150711
• GTIN: 0079458150711