HYBRID-ARC-EXTINCTION TYPE GAS CIRCUIT BREAKER INCLUDING REPEATED CONCAVO-CONVEX SHAPES ON INNER WALL OF NOZZLE OF MOVING PART IN GAS INSULATED SWITCHGEAR

摘要

Provided is a hybrid-arc-extinction type gas circuit breaker including repeated concavo-convex shapes on the inner wall of the nozzle of a moving part in a gas insulated switchgear. A hybrid-arc-extinction type gas circuit breaker includes a fixing arc contact point in a fixing part, and a nozzle and arc contact point in the moving part combined with the fixing part. The inner wall of the nozzle has a curved shape.