FeaturesLow amp, current-limiting E-Rated PT medium voltage fuses are general purpose fuses defined by their melting time current characteristic that permit their electrical interchangeability with other fuses of the same E RatingE-rated general purpose fuses must have a current responsive element that will melt in 300 sec at an RMS current within the range of 200% to 240% of the fuse's nameplate current rating, fuse refill or link per ANSI C37.46 for fuses rated 100E or lessPhysically dimensioned for retrofitting in existing hardwareSpace saving sizeFitted with a striker pin for indication