Hohe Drop-out-Sicherung

drop-out fuse: This product is suitable for 50HZ, rated voltage of 12kV transmission line and power transformer short-circuit and overload protection. Structure and operation principle: Melt by the insulator and the fuse with the two major components, in normal working hours, through the fuse to the activities of the contact joint lock, in the closing position. Fuse blows, joint activities, loss of tension, melting tube under the action of gravity and elastic, rapid drop, the formation of apparent isolation gap.