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PHP-Class J Fuseholders

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.

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

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
200A - Class J 1-Pole No 0.7711kg
200A - Class J 3-Pole No 2.2226kg
200A - Class J 1-Pole No 0.7711kg
200A - Class J 3-Pole No 2.2226kg
400A - Class J 1-Pole No 3.1298kg
400A - Class J 3-Pole No 7.4616kg
400A - Class J 1-Pole No 3.1298kg
400A - Class J 3-Pole No 7.4616kg
400A - Class J 1-Pole No 3.1298kg
400A - Class R 3-Pole No 7.4616kg
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