Littelfuse KLKR004 is a Class CC dual-element fast-acting fuse designed for circuit protection in low-voltage applications. It features a 600V AC/DC voltage rating with a 4A current rating and a 200kA interrupting capacity, housed in a compact 1-1/2-inch ferrule-mounted package with a 0.41-inch diameter. The time-delay design provides reliable overload protection while meeting UL 248-4, CSA, CE, and RoHS standards. Typical applications include industrial control panels, motor circuits, and transformer protection where high-performance fault isolation is required.
Key Features & Specifications
Type: Class CC dual-element fast-acting fuse with time-delay characteristic
Voltage Rating: 600V AC/DC
Current Rating: 4A
Dimensions: 1-1/2 in length, 0.41 in diameter
Standards: UL 248-4, CSA Certified, CE, RoHS compliant
Applications: Industrial controls, motor protection, transformers
Connection: Ferrule
Barrels: 1
Velocity: TD (Time Delay)
AIC Rating: 200kA@600V
Class Rating: CC
Weight: 13.62 lb
Product Identification
UPC: 079458260533
GTIN: 00079458260533
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Littelfuse KLKR004 - Class CC Fast-Acting Fuse 4A 600V (200kA AIC)