| 摘要 |
The door closure (1) has a bolt (3) holding the housing door (2) in its closed position and an associated operating device (4). A locking device (6) allows 2-stage operation of the bolt, with a remote unlocking of the second operating stage activated upon the first operating stage being switched in. Pref. distributor housing has a plug socket allowing activation of the remote unlocking of the second operating stage via a communications and data line, linked to an identification control, for preventing unauthorised access. USE/ADVANTAGE - For cable distributor housing for communications and data appts.. For increased security against unauthorised access. |
