Drop-out Fuse Cut Out and load switch Fuse Cut Out are outdoor high voltage protective devices, tube connected with incoming feeder of distribution transformer or distribution lines, it mainly protects transformers or lines from short circuits and overloading current.
It is composed of an insulated insulator support and a fuse tube, static contacts are affixed on two sides of the insulator support and the moving contact is installed on two ends of the fuse tubes. The Fuse tube is composed of an inside arc-extinguishing tube. The Outer phenolic compound paper tube or epoxy glass tube, load switching Fuse Cutout provides enforced elastic auxiliary contacts and arc-extinguishing enclosure switching on-off loading current. All Fuse Cutouts comply according to ANSI Standards.