Littelfuse FLNR-250 - Low Voltage Fuse 250A (RK5 Class Time-Delay Protection)

Littelfuse FLNR-250 is a low-voltage current-limiting fuse designed for circuit protection in industrial and commercial electrical systems. It features a 250V AC/DC voltage rating and a 250A current rating, with a time-delay (TD) characteristic for overload protection. The fuse has a compact cylindrical design with a 0.56" diameter and single-barrel construction, meeting RK5 class standards for high-performance protection. It complies with UL/CSA standards for safety and reliability in demanding environments. Typical applications include motor control centers, transformers, and power distribution equipment requiring durable overcurrent protection.

Key Features & Specifications

• Type: Current-limiting, time-delay (TD) low-voltage fuse
• Voltage Rating: 250V AC/DC
• Current Rating: 250A
• Dimensions: 0.56" diameter
• Standards: UL/CSA listed
• Applications: Motor controls, transformers, power distribution
• Class Rating: RK5
• Barrels: 1
• Velocity: Time-Delay (TD)