Littelfuse FLSR-400ID - RK5 Class Fuse 600V/400A (200kA AIC)

Littelfuse FLSR-400ID is a low-voltage current-limiting fuse designed for circuit protection in industrial power distribution systems. It features a 600V AC rating with a 400A current capacity and 200kA interrupting rating at 600V, housed in a compact 2.59" diameter RK5-class rejection blade package. The single-barrel construction provides reliable protection against short circuits and overloads while meeting industry standards for high-performance fuse applications. Typical uses include motor control centers, panelboards, and switchgear requiring time-delay protection characteristics.

Key Features & Specifications

• Type: FLSR_ID time-delay current-limiting fuse
• Voltage Rating: 600V AC
• Current Rating: 400A
• Dimensions: 2.59" diameter
• Standards: UL/CSA listed RK5 class
• Applications: Industrial power distribution, MCCs, panelboards
• Class Rating: RK5
• Connection: Rejection blade
• Barrels: 1
• AIC rating: 200kA@600V
• Weight: 3 lb

Product Identification

• UPC: 07945802560
• GTIN: 00079458025606