| 摘要 |
PROBLEM TO BE SOLVED: To provide a switch that prevents leakage of SF6 gas and can reduce the use of it.SOLUTION: A switch gear comprises: an insulating cylinder, a fixed end plate provided at one end of the insulating cylinder, a movable end plate provided at the other end of the insulating cylinder, a fixed electrode provided at the fixed end plate, a movable electrode provided through the movable end plate, and bellows provided for the movable end plate and the movable electrode, and an arc extinguishing chamber having a feed/exhaust port for supplying/exhausting gas; a first bushing conductor electrically connected to the fixed electrode; and a second bushing conductor electrically connected with the movable electrode. The arc extinguishing chamber, the first bushing conductor, and the second bushing conductor are switching parts molded using solid insulator.SELECTED DRAWING: Figure 1 |
