Patent ID: 9425589
Filing Date: 2016-08-23
CPC Classification: H01H,H02B

Claim Text:
1. A gas-insulated switchgear which includes a circuit breaker laterally arranged in a longitudinal direction and fixed to a frame, comprising: a fixed contact; a movable contact brought into contact and away with respect to the fixed contact; a sealed tank including the fixed contact and the movable contact inside and filled with insulating gas; an operating mechanism using an elastic body as a driving source to drive the movable contact; and a mechanical section connecting the operating mechanism and the movable contact, wherein a current transformer is connected to a conductor pullout part of the movable contact in the sealed tank, a connecting conductor is connected to an upper part of the current transformer, a main bus is connected, substantially orthogonally to an axial direction of the circuit breaker via a disconnector, to both ends of the connecting conductor, one end of another current transformer is connected to the conductor pullout part of the fixed contact in the sealed tank, the other end of the current transformer is connected to a power-transmission line via a disconnector, breaker section-side working space and operating mechanism-side working space are provided respectively above the sealed tank and the operating mechanism, with a current transformer provided in the conductor pullout part of the movable contact therebetween, and a breaker section-side working hole is provided in an upper surface of the sealed tank, wherein a removable connecting member is provided in the mechanical section, and an operating mechanism-side working hole is provided, accessibly to the connecting member from the operating mechanism-side working space.