| 摘要 |
A gas-insulated switchgear configured such that a high-voltage conductor (5) is arranged within a grounded tank (1) filled with an insulating gas, with this high-voltage conductor (5) being supported by an insulating spacer (2) and affixed to the grounded tank (1), wherein an insulation part (3) of the insulating spacer (2) that makes contact with the insulating gas is covered with a covering film (3a) formed by hardening, by means of an epoxy resin, a powder of a thermoplastic resin, glass, cellulose, or a polymer resin comprising carbon and hydrogen, and having a grain diameter of 100 µm or less. |
