... /off loading,current,Drop-out fuse cutout is composed of insulate insulator supports and fuse tube,static contacts is fixed on ... ends of fuse tube,Fuse tube is composed of inside arcexting tube.Outer phenolic compound paper tube or epoxy glasstube,Load switching fuse cutout provides ... has no tightened strength again,mecganismis locked and fuse tube drop out, Cutout now is in open position,When it ...