Littelfuse FLSR-020 - RK5 Time-Delay Fuse 20A 600V (200kA AIC)

Littelfuse FLSR-020 is a time-delay fuse from the Powr-Gard family designed to provide reliable overcurrent protection in low voltage electrical systems. It features a 20A current rating and a 600V AC voltage rating, capable of interrupting up to 200kA short-circuit currents. The fuse is constructed with a single-barrel design featuring ferrule connections and measures 0.81 inches in diameter with a weight of 5.19 lb. It complies with the RK5 class rating, indicating a high degree of current limitation and time-delay characteristics suitable for motor circuit protection. Typical applications include industrial control panels, motor branch circuits, and other equipment requiring durable, high-interrupting capacity protection.

Key Features & Specifications

• Type: FLSR Series, Time-Delay, Single Barrel, Ferrule Connection, Low Voltage Fuse
• Voltage Rating: 600V AC
• Current Rating: 20A
• Dimensions: 0.81 inches Diameter
• Standards: Class RK5
• Applications: Industrial Control Panels, Motor Branch Circuits, Equipment Protection
• AIC rating: 200kA @ 600V AC
• Connection: Ferrule
• Barrels: 1
• Class Rating: RK5
• Diameter: 0.81 inches
• Weight: 5.19 lb