Withdrawable frame for a withdrawable switching device, in particular a withdrawable power switch

摘要

The rack has a guide slot that is moved within side wall between locking position and non-locking position for movably mounting switching actuators. A crank is inserted inside the side wall through crank aperture to transfer the guide slot from locking position into non-locking position. An unlocking lever is made to contact the guide slot and move to the end position according to the transfer of guide link into non-locking position. The unlocking lever is automatically moved back into starting position according to the removal of crank from the interior of side wall. An independent claim is included for the unit of insertion frame and electrical plug-switching device.