Littelfuse FLNR-090 - Class R Fuse 90A 600V (200kA Interrupt Rating)

Littelfuse FLNR-090 is a low-voltage current-limiting fuse designed for overcurrent protection in industrial electrical systems. It features a 600V AC rating with a 90A current capacity, housed in a compact 10.3 x 38 mm cylindrical body constructed with durable ceramic materials. The fuse meets UL 248-12 and CSA standards for branch circuit protection, with a 200kA interrupting rating for high-fault scenarios. Typical applications include motor control centers, panelboards, and industrial machinery requiring reliable short-circuit protection.

Key Features & Specifications

• Type: Current-limiting fuse with ceramic body and silver-element construction
• Voltage Rating: 600V AC
• Current Rating: 90A
• Dimensions: 10.3mm diameter x 38mm length
• Standards: UL 248-12, CSA certified
• Applications: Motor protection, panelboards, industrial control circuits
• Interrupting Rating: 200kA
• Fuse Class: Class R rejection type
• Operating Temperature: -50°C to +125°C
• Mounting: Bolt-on terminal connection

Product Identification

• Manufacturer: Littelfuse
• Item Subcategory: Low Voltage Fuse