Patent ID: 7122759
Filing Date: 2006-10-17
Classification: H01H,H02B

Abstract:
1. An earthing switch comprising an earthing switch drive, a movable earthing switch contact and an earthing switch fixed contact, the movable earthing switch contact and the earthing switch fixed contact being arranged in a gas chamber of the gas-insulated switchgear assembly, in addition the earthing switch being mechanically connected to a housing of the gas-insulated switchgear assembly in the region of the earthing switch fixed contact, wherein a) a mounting lid for mounting the earthing switch fixed contact of the gas-insulated switchgear assembly has a concave physical volume which extends the gas chamber, and b) the earthing switch fixed contact is mounted on an inner side of the mounting lid and is arranged at least partially in the physical volume of the mounting lid, wherein the earthing switch fixed contact, based on an axial extent perpendicular to the mounting lid, has a physical length which is smaller than or equal to a physical depth of the physical volume.