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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

Key features & benefits

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.

More specifications

Product Specifications

Frequency (Hz)

50/60   Hz

Ampere range

0 to 600 A  

Fuse class

Class J  

Short Circuit Current Rating (SCCR)

200   kA

Flammability rating

94 V-0  

UL file number

File E52283  

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  

References in this series  (16)

62001J

200   A

-

Class J  

1-Pole  

No

0.7711   kg

62003J

200   A

-

Class J  

3-Pole  

No

2.2226   kg

62051J

200   A

-

Class J  

1-Pole  

No

0.7711   kg

62053J

200   A

-

Class J  

3-Pole  

No

2.2226   kg

64001J

400   A

-

Class J  

1-Pole  

No

3.1298   kg

64003J

400   A

-

Class J  

3-Pole  

No

7.4616   kg

64031J

400   A

-

Class J  

1-Pole  

No

3.1298   kg

64033J

400   A

-

Class J  

3-Pole  

No

7.4616   kg

64051J

400   A

-

Class J  

1-Pole  

No

3.1298   kg

64053J

400   A

-

Class R  

3-Pole  

No

7.4616   kg

64061J

400   A

-

Class R  

1-Pole  

No

3.1298   kg

64063J

400   A

-

Class R  

3-Pole  

No

7.4616   kg

6631J

600   A

-

Class R  

1-Pole  

No

3.9735   kg

6633J

600   A

-

Class R  

3-Pole  

No

7.7337   kg

6661J

600   A

-

Class R  

1-Pole  

No

3.9735   kg