Littelfuse FLNR-250ID - Class J Fuse 250A 600V (200kA Interrupt Rating)

Littelfuse FLNR-250ID is a low-voltage current-limiting fuse from the Powr-Gard family, designed for overcurrent protection in industrial electrical systems. Rated for 250A continuous current with a 600V AC voltage rating, it provides reliable circuit protection in demanding environments. The fuse features a compact cylindrical design with durable ceramic construction and silver-plated end caps for optimal conductivity. It meets UL 248-12 and CSA standards for safety and performance. Typical applications include motor control centers, switchgear, and power distribution panels where high interrupting capacity is required.

Key Features & Specifications

• Type: Current-limiting fuse, ceramic body with silver-plated terminals
• Voltage Rating: 600V AC
• Current Rating: 250A
• Standards: UL 248-12, CSA certified
• Applications: Motor protection, switchgear, power distribution
• Interrupting Rating: 200kA at 600V AC
• Fuse Class: Class J (FLNR series)
• Construction: Ceramic tube with quartz sand filler
• Terminal Type: Blade contacts
• Operating Temperature: -50°C to +125°C