FeaturesRejection feature prevents use of fuses with lower interrupting ratings or voltage ratings when used with corresponding fuse holdersExtremely current limiting reduces damage caused by heating and magnetic effects of short circuit currents200 kA at 600 VAC, 20 kA at 300 VDC interrupt ratingNickel plated bronze cap12 sec minimum and 4 min maximum at 200%, 1 hr maximum at 135%, 15 min minimum at 110%