| 摘要 |
<p>A grounding and testing device for use in electrical switchgear having a stationary housing with two sets of primary supply sockets for feeder and busbar circuits respectively and a movable housing with two sets of primary supply plugs for connection to the sockets and connected to the contacts of switching apparatus in the movable housing, the device comprising a carrier, a set of primary supply extension plugs mounted on the carrier for engaging at one end thereof a set of the primary supply sockets and at the other end thereof a first set of the primary supply plugs, a set of primary supply contacts for engaging a second set of the primary supply plugs, ground contacts connected to the primary supply contacts, a first locking mechanism for locking the carrier in position on the movable housing, and a second locking mechanism for locking the carrier in position on the stationary housing.</p> |
