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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 open style class J fuse blocks accommodate all class J fuses ranging from 0-600A, 600V. A choice of screw, pressure plate, box and special order stud connectors fit a wide range of stranded or solid copper or aluminum wire. Insulators are either molded glass-filled polycarbonate (GFPC) or phenolic with verified dielectric strength in excess of 2500V. SJ fuse blocks are more compact than the traditional offering and feature a unique adder block configuration for multi-pole field assembly. All fuse clips are made of high conductivity tin-plated copper, with a choice of spring reinforced or non-spring reinforced clips.

More specifications

Applications

Recommended fuse usage

  • Class J Blocks (600V) use with AJT, A4J, HSJ
Ratings
  • Volts: 600VAC/DC
  • Amps: 30A, 60A, 100A; 200A, 400A, 600A
  • SCCR: 200kA

Product Specifications

Frequency (Hz)

50/60   Hz

Ampere range

0 to 100 A  

Fuse class

Class J  

Short Circuit Current Rating (SCCR)

200  

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 serie  (20)

Item number - Catalog No.

Ampere rating

Fuse size

Fuse Type/Class

Number of poles

Indication System

Product weight

60305SJ

30   A

-

Class J  

Adder  

-

0.1089   kg

60306SJ

30   A

-

Class J  

1-pole  

-

0.1225   kg

60307SJ

30   A

-

Class J  

2-pole  

-

0.2404   kg

60308SJ

30   A

-

Class J  

3-pole  

-

0.3629   kg

60315SJ

30   A

-

Class J  

Adder  

-

0.1089   kg