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Approvals & Standards

  • All fuse blocks meet the requirements of UL 4248
  • UL listed, guide IZLT, File E52283
  • UL recognized component guide IZLT2, file E52283
  • CSA certified class 6225, File 32169

Key features & benefits

Mersen Class T fuse blocks accommodate Class T fuses up to 600A. Insulators are either durable, glass-filled polycarbonate (GFPC) or phenolic with verified dielectric strength in excess of 2500V. Mersen is the only manufacturer to offer Class T blocks with copper connectors.

More specifications

Product Specifications

Frequency (Hz)

50/60   Hz

Ampere range

0 to 600 A  

Fuse class

Class T  

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  (42)

61033T

100   A

-

Class T  

3-pole  

No

0.6804   kg

61051T

100   A

-

Class T  

1-pole  

No

0.2404   kg

61052T

100   A

-

Class T  

2-pole  

No

0.4536   kg

61053T

100   A

-

Class T  

3-pole  

No

0.6804   kg

62031T

200   A

-

Class T  

1-pole  

No

0.5897   kg

62033T

200   A

-

Class T  

3-pole  

No

1.5876   kg

62051T

200   A

-

Class T  

1-pole  

No

0.5897   kg

62053T

200   A

-

Class T  

3-pole  

No

1.5876   kg

64031T

400   A

-

Class T  

1-pole  

No

1.5422   kg

64051T

400   A

-

Class T  

1-pole  

No

1.5422   kg

66031T

600   A

-

Class T  

1-pole  

No

0.9752   kg

66051T

600   A

-

Class T  

1-pole  

No

0.9752   kg