These are dimensionally the same as class h fuses.
J type fuse board.
Browse our class j fuses below.
A 600vac fuse rated to interrupt a minimum of 200ka.
Class j fuses littelfuse offers the jtd series jtd id series and the jls series.
A branch circuit fuse having either 250v or 600v and a 50ka interrupting rating.
Type j fuses are installed in low voltage distribution boards feeder pillars link boxes pole mounted cut outs and heavy duty service boards with a rated voltage of 415v a c.
A class j fuse is a 600 volt ac current limiting fuse that is rated to interrupt a minimum of 200 000 amps.
Bussmann and littelfuse self certify their class j fuses to a 300 000 interrupting rating.
Class j fuses are offered in fast acting or time delay versions.
Ampere ratings for the j type fuses range from 1 to 600 amps.
These fuses are current limiting.
They are labeled as current limiting and are not interchangeable with other classes.