| 摘要 |
<p>An operating unit of an elevator at the time of power interruption which allows an elevator in a fireman operation mode to be operated appropriately depending on the situation when power supply is interrupted in a fireman operation mode during fire and switching is made to an emergency power supply. When power supply is interrupted in a fireman operation mode during fire in such a system that a plurality of cages (7) are operated, one by one, from an emergency power supply upon occurrence of power interruption, elevators not operating in a fireman operation mode are preferentially returned to an evacuation floor or a rescue floor and then an elevator in a fireman operation mode is made operable by a group control means (2). If a plurality of elevators are operating in a fireman operation mode after all other elevators are returned to the evacuation floor or the rescue floor, an elevator in a fireman operation mode stopping on the outside of a door zone is made operable preferentially, if any, by the group control means.</p> |
