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Patent Searching and Data


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 (1-1, Tanabeshinden, Kawasaki-ku, Kawasaki-sh, Kanagawa 30, 〒2109530, JP)
嶋崎 優子 (〒30 神奈川県川崎市川崎区田辺新田1番1号 富士電機株式会社内 Kanagawa, 〒2109530, JP)
SAKAI, Kazuhiro (1-1, Tanabeshinden, Kawasaki-ku, Kawasaki-sh, Kanagawa 30, 〒2109530, JP)
Application Number:
JP2011/062112
Publication Date:
December 01, 2011
Filing Date:
May 26, 2011
Export Citation:
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Assignee:
Fuji Electric Co., Ltd. (1-1 Tanabeshinden, Kawasaki-ku Kawasaki-sh, Kanagawa 30, 〒2109530, JP)
富士電機株式会社 (〒30 神奈川県川崎市川崎区田辺新田1番1号 Kanagawa, 〒2109530, JP)
SHIMAZAKI, Yuuko (1-1, Tanabeshinden, Kawasaki-ku, Kawasaki-sh, Kanagawa 30, 〒2109530, JP)
嶋崎 優子 (〒30 神奈川県川崎市川崎区田辺新田1番1号 富士電機株式会社内 Kanagawa, 〒2109530, JP)
International Classes:
F24F11/02; H05K7/20
Attorney, Agent or Firm:
OSUGA, Yoshiyuki (3rd Fl, Nibancho Bldg. 8-20, Nibancho, Chiyoda-k, Tokyo 84, 〒1020084, JP)
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Claims: