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