Drop out fuse cutout and load switching fuse cutout are outdoor use high voltage protectors, to be connected with incoming feeder of distribution transformer or distribution lines it mainly protect transformer or lines from short circuit and overload and on/off loading current. Drop-out fuse cutout is composed of insulator supports and fuse tube, static contacts are fixed on two sides of insulator support and moving contacts are installed on two ends of fuse tube. Fuse tube is commposed of inside are extingui8shing tube and epoxy glass tube. Load switching fuse cutout provides enforedelastic auxiliary contacts and arc-extinguishing enclosure for switching on/off loading current. 

11KV Drop out fuse