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Title:
電源装置、それを用いた防災用照明器具および防災用照明システム
Document Type and Number:
Japanese Patent JP5584460
Kind Code:
B2
Abstract:

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.

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


Inventors:
Shinsuke Nishioka
Application Number:
JP2009291456A
Publication Date:
September 03, 2014
Filing Date:
December 22, 2009
Export Citation:
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Assignee:
Panasonic incorporated company
International Classes:
H05B41/14; F21S9/02; F21V23/06; H05B37/02; F21Y103/00
Attorney, Agent or Firm:
Yoshikiyo Nishikawa



 
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