Class J Fuseholders - Class J

Approvals & Standards

All class J fuse blocks meet the requirements of UL4248 (formerly UL512)

UL listed Guide IZLT, File E52283

CSA certified class 6225, File 32169

Mersen’s connectors fit a wide range of stranded or solid copper or aluminum conductors. Insulators are either molded glass-filled polycarbonate (GFPC) or phenolic with verified dielectric strength in excess of 2500V. All fuse clips are made of high conductivity tinplated copper designed specifically for 200-600A bladed Class J fuses.

Key features & benefits

Class J Blocks (600V) use with AJT, A4J, HSJ

Technical Specifications

Frequency (Hz)	50/60 Hz
Amperage Range	0 to 600 A
Fuse Class	Class J
Short Circuit Current Rating (SCCR)	200 kA
Flammability Rating	94 V-0
UL Category Code	IZLT
CSA File Number	Class 6225, File 032169_0_000
Reach Compliant	Yes
Max Operating Temp.	80 °C
Max Storage Temp.	80 °C
Min Storage Temp.	-25 °C
Harmonized System	853690
UL File Number	File E52283

Reference Finder

16 references in this series

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Item number	Ampere rating	Fuse size	Fuse Type/Class	Number of poles	Indication System	Product weight
62001J See product	200A	-	Class J	1-Pole	No	0.7711kg
62003J See product	200A	-	Class J	3-Pole	No	2.2226kg
62051J See product	200A	-	Class J	1-Pole	No	0.7711kg
62053J See product	200A	-	Class J	3-Pole	No	2.2226kg
64001J See product	400A	-	Class J	1-Pole	No	3.1298kg
64003J See product	400A	-	Class J	3-Pole	No	7.4616kg
64031J See product	400A	-	Class J	1-Pole	No	3.1298kg
64033J See product	400A	-	Class J	3-Pole	No	7.4616kg
64051J See product	400A	-	Class J	1-Pole	No	3.1298kg
64053J See product	400A	-	Class R	3-Pole	No	7.4616kg

Class J Fuseholders - Class J

Product data sheets

Compliance

Key features & benefits

Reference Finder

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