Improper Installation And Maintenance Of Drop Out Fuses

Improper 33kv drop out fuse installation or improper 33kv fuse maintenance can also cause unexpected cover drop out fuse fusing. For example, if drop fuse is not installed according to the manufacturer's specifications or drop fuse cutout is not properly protected in a harsh environment, it may shorten drop out expulsion fuse service life and cause drop out fuse 22kv failure.