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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

Item Number

64053J  

Description

Fuse Block 600VAC 600VDC Class J 400A 3-Pole Copper Box Side Clip  

EAN/UPC code

782001750411  

Rated voltage AC UL

600   V

Rated voltage DC UL

600   V

Frequency

50/60   Hz

Rated current

400   A

ROHS Compliant

Yes  

AC or DC

AC/DC  

Fuse class

Class J  

Short Circuit Current Rating (SCCR)

200   kA

Fuse Type/Class

Class R  

Number of Poles

3-pole  

Fuse Installation Method

Clip-in  

Body/Insulating Material

Phenolic  

Torque Rating

42.369   N m

Max Fuse Rated Current

400   A

Installation Mounting

Direct Screw Mount  

Product Weight

7.4616   kg

Product Width

266.7   mm

Product Length

254   mm

Product Height

91.9   mm

Sell Pack Quantity

1   EA

Sell Pack Weight

7.8335   kg

Sell Pack Width

304.8   mm

Sell Pack Length

304.8   mm

Sell Pack Height

95.2   mm