Drop-out fuse cutout and load switching fuse cutout are of outdoor used high voltage protective device,

To be connecte incoming feeder of distribution transformer or distribution lines it mainlly protect rtansfomer or lines from short circuit and overload,and onn/off loding current Drop-out fuse cutout is composed of insulat insulator supprts and fuse tube,staatic conntacts is fixed on two sides of insulator support and moving con-tube,tact is installed on two ends of fuse tube.Fuse tube is composed f inside aarc-extinguishing tube outer phenolic compound paper tube or epoxy glass tacts and arc-extiguishing exclosure for switching on/off loading current.