Title:
UNINTERRUPTIBLE POWER SUPPLY DEVICE
Document Type and Number:
Japanese Patent JP2021019495
Kind Code:
A
Abstract:
To provide an uninterruptible power supply device that allows all components of an uninterruptible power supply module that is being maintained to be maintained and replaced while supplying power from an uninterruptible power supply module that is not being maintained when the uninterruptible power supply module is maintained.SOLUTION: An uninterruptible power supply device 100 includes: a plurality of interruptible power supply modules 10 including a power conversion unit 11 that converts power received from an AC power supply 51; an input/output module 5 that inputs the power received from the AC power supply 51 to the power conversion unit 11 and outputs power converted by the power conversion unit 11 to the outside; and a parallel-off module 60 that includes a housing 64 and a housing 74 housing a parallel-off switch 9 that performs a parallel-off operation to electrically disconnect the plurality of uninterruptible power supply modules 10 for each uninterruptible power supply module 10.SELECTED DRAWING: Figure 1
Inventors:
KUROSAKI SATOSHI
KIN SEIITSU
KIN SEIITSU
Application Number:
JP2019176034A
Publication Date:
February 15, 2021
Filing Date:
September 26, 2019
Export Citation:
Assignee:
FUJI ELECTRIC CO LTD
International Classes:
H02J9/04; H02M7/48; H02M7/493
Domestic Patent References:
| JP2018191404A | 2018-11-29 | |||
| JP2003116206A | 2003-04-18 |
Foreign References:
| US20160366781A1 | 2016-12-15 | |||
| US20100138586A1 | 2010-06-03 |
Attorney, Agent or Firm:
Hirokazu Miyazono
Tomohiro Mimori
Tomohiro Mimori