| 摘要 |
PROBLEM TO BE SOLVED: To provide an emergency luminaire which can improve efficiency of maintenance work of the emergency luminaire, and improve safety of an entire facility to be protected from fire. SOLUTION: The power supply device 1 includes a storage battery part 2 which is charged by an external power supply constantly and can be charged and discharged to supply power to a light source part 30 of the emergency luminaire 10 in case of failure, and includes a connection part 3 connecting to a battery line 19a from a lighting circuit part of the emergency luminaire 10, a maintenance start input part 5 for outputting a maintenance start signal for starting the maintenance of the storage battery part 2, a pseudo load 6 connected to the storage battery part 2, a determination part 7 which switches from charge of the storage battery part 2 carried out by power from the connection part 3 to discharge to the pseudo load 6 from the storage battery part 2 in receiving the maintenance start signal, and determines adequacy of the storage battery part 2 by a voltage of the storage battery part 2 when a predetermined time passes, and a display monitor 8 for displaying a maintenance result determined by the determination part 7. COPYRIGHT: (C)2011,JPO&INPIT |
