| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To facilitate the maintenance by securing the maintenance space for various electric goods, even though the main circuit switchgear of a power plant is reduced in size more and more, in recent years. <P>SOLUTION: This main circuit switchgear has such a constitution that first and second mobile trucks which mount first and second high-voltage apparatuses, respectively, to which bushings leading to a breaker and a disconnector are connected via detachable contacts, can be moved and arranged outside a frame separated in reverse direction from each other in the axial direction of a bus on rails, under the breaker and disconnector within the frame which support the breaker and the disconnector, whereby the user can maintain the first and second high-voltage apparatuses that are the maintenance-target apparatuses and are maintained easily and safely outside the frame. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
