Title:
HEAT PUMP TYPE HOT WATER SUPPLY SYSTEM
Document Type and Number:
Japanese Patent JP2012159217
Kind Code:
A
Abstract:
To prevent a relay unit provided with no fire prevention measures from being erroneously connected to a heat pump unit in which a flammable refrigerant flows.
In this heat pump type hot water supply unit 100, the heat pump unit 1 having a compressor 3 for compressing the refrigerant is connected with the relay unit 2 which connects the heat pump unit 1 with a load side, and a fluid heated by the refrigerant flows in the relay unit 2. The heat pump unit 1 has first information concerning the flammability of refrigerants usable for the heat pump unit 1, and the relay unit 2 has second information concerning fire prevention measures to the flammable refrigerant of the relay unit 2.
Inventors:
SUZUKI YASUMASA
KUBO KAZUYA
SHIBA HIROKUNI
AMANO KATSUYUKI
KUBO KAZUYA
SHIBA HIROKUNI
AMANO KATSUYUKI
Application Number:
JP2011017902A
Publication Date:
August 23, 2012
Filing Date:
January 31, 2011
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP
International Classes:
F24H1/00; F25B1/00
Domestic Patent References:
| JP2009293855A | 2009-12-17 | |||
| JP2008040652A | 2008-02-21 | |||
| JP2006207928A | 2006-08-10 | |||
| JP2009008187A | 2009-01-15 | |||
| JPH11118270A | 1999-04-30 | |||
| JP2006029668A | 2006-02-02 | |||
| JP2009299910A | 2009-12-24 | |||
| JPH07269964A | 1995-10-20 |
Attorney, Agent or Firm:
Shogo Takahashi
Tadahiko Inaba
Kanako Murakami
Nakatsuru Kazutaka
Tadahiko Inaba
Kanako Murakami
Nakatsuru Kazutaka
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