EXPLODING-WIRE FUSE Russian patent published in 1997 - IPC

FIELD: electrical and power engineering; protective and on-line disconnection of electric circuits. SUBSTANCE: fuse has body 1 with electrodes 2, 3 interconnected by destructive current lead 4 with releasing groove 7 on surface, electric detonator 5, and arc-control liquid 6 inside it. Fuse is provided, in addition, with frame 8 that has adjustable stop 9 and spring-loaded stop 10; destructible current lead 4 has two transverse grooves 7 and longitudinal grooves; fuse body 1 is filled with arc-control filler 15 with air connector 16; power semiconductor valve 7 and current transformer 18 connected through other semiconductor valve to electric detonator are placed in series with fuse. EFFECT: improved reliability. 5 cl, 2 dwg