| 摘要 |
<p>PURPOSE:To provide a gas insulated switchgear in which an extensional unit can be installed for an existing bus disconnector without interrupting the operation of the gas insulated switchgear. CONSTITUTION:In a gas insulated switchgear comprising a main bus 1 for extension, a disconnector 3 for the main bus l, a gas section 9 for housing them 1, 3 and maintained at a rated gas pressure, an insulating spacer 8 fixed to the joint of the gas section 9, and a cover 11 fixed to the insulating spacer 8, a joint bus section 12 having independent gas section is disposed between the insulating spacer 8 and the cover 11.</p> |
