A2K-R - Class RK1 - Fast-Acting

Approvals & Standards

UL listed to standard 248-12 File E2137

CSA certified to standard C22.2 No. 248.12

Self-certified for DC per UL248

Current-limiting Amp-Trap A2K-R fuses provide excellent protection where high available short-circuit currents exist. These fast-acting fuses are particularly good for branch/feeder circuits and back-up protection.

Key features & benefits

Rejection style design prevents replacement by other fuse classes
Fiberglass body provides dimensional stability in harsh industrial environments
Easy-to-read imprint label for quick recognition and replacement
High degree of current limitation for low peak let-thru current

Applications

Load centers
Panelboards
Switchboards
Bus duct
Feeder circuits
Non-inductive loads
Lighting circuits

Technical Specifications

Frequency (Hz)	50/60 Hz
Amperage Range	1 to 600 A
Fuse Class	Class RK1
Speed/Characteristic	Fast-Acting
UL Category Code	JDDZ
CSA File Number	Class 1422-02 Guide 012636_0
Reach Compliant	Yes
Max Operating Temp.	80 °C
Max Storage Temp.	80 °C
Min Storage Temp.	-25 °C
Harmonized System	853610
UL File Number	File E2137

Reference Finder

31 references in this series

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Item number	Ampere rating	Fuse size	Clearing I2t At Rated Voltage	Indication System	Product weight
A2K450R See product	450A	-	-	No	1.3331kg
A2K45R See product	45A	-	-	No	0.0549kg
A2K500R See product	500A	-	-	No	1.3331kg
A2K50R See product	50A	-	-	No	0.0549kg
A2K5R See product	5A	-	-	No	0.0172kg
A2K600R See product	600A	-	-	No	1.3331kg
A2K60R See product	60A	-	-	No	0.0549kg
A2K6R See product	6A	-	-	No	0.0172kg
A2K70R See product	70A	-	-	No	0.151kg
A2K80R See product	80A	-	-	No	0.151kg

A2K-R - Class RK1 - Fast-Acting

Product data sheets

Compliance

Key features & benefits

Applications

Reference Finder

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