Title:
COMPUTER ROOM AIR-CONDITIONING SYSTEM, AND REDUNDANT CONTROLLER THEREFOR
Document Type and Number:
WIPO Patent Application WO/2011/149023
Kind Code:
A1
Abstract:
A redundant controller (10) and a spare refrigerant pump unit (11) are provided. The redundant controller (10) monitors the states of aisle controllers (3a-3c) and refrigerant pump units (2a-2c), and when abnormality is detected, performs switching to an alternate operation by the controller (10) and the refrigerant pump unit (11).
Inventors:
SHIMAZAKI YUUKO (JP)
SAKAI KAZUHIRO (JP)
MIZUMURA SHINJI (JP)
SAKAI KAZUHIRO (JP)
MIZUMURA SHINJI (JP)
Application Number:
PCT/JP2011/062112
Publication Date:
December 01, 2011
Filing Date:
May 26, 2011
Export Citation:
Assignee:
FUJI ELECTRIC CO LTD (JP)
SHIMAZAKI YUUKO (JP)
SAKAI KAZUHIRO (JP)
MIZUMURA SHINJI (JP)
SHIMAZAKI YUUKO (JP)
SAKAI KAZUHIRO (JP)
MIZUMURA SHINJI (JP)
International Classes:
F24F11/02; H05K7/20
Foreign References:
| JP2006064254A | 2006-03-09 | |||
| JP2004125310A | 2004-04-22 | |||
| JP2007127399A | 2007-05-24 | |||
| JP2000028187A | 2000-01-25 |
Attorney, Agent or Firm:
OSUGA, Yoshiyuki (JP)
Yoshiyuki Osuge (JP)
Yoshiyuki Osuge (JP)
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Claims: