Title:
REFRIGERANT CYCLE SYSTEM
Document Type and Number:
WIPO Patent Application WO/2021/106793
Kind Code:
A1
Abstract:
Provided is a refrigerant cycle system with which it is possible to minimize the amount of leakage of a refrigerant. An air conditioning device (1), wherein the air conditioning device (1) is provided with: an outdoor unit (2) having an outdoor heat exchanger (30); a first indoor unit (6) having a first indoor heat exchanger (61) belonging to a first refrigerant circuit (10); a first liquid-side refrigerant linking pipe (65) and a first gas-side refrigerant linking pipe (66) connecting the first indoor unit (6) and the outdoor unit (2); a third indoor unit (8) having a third indoor heat exchanger (81) belonging to a second refrigerant circuit (20) independent from the first refrigerant circuit (10); and a third liquid-side refrigerant linking pipe (85) and a third gas-side refrigerant linking pipe (86) connecting the third indoor unit (8) and the outdoor unit (2). A refrigerant classified as mildly flammable (A2L) in ISO 817 is packed in each of the first refrigerant circuit (10) and the second refrigerant circuit (20).
Inventors:
FUJIMOTO DAISUKE
INOUE HARUHITO
MURATA KATSUNORI
INOUE HARUHITO
MURATA KATSUNORI
Application Number:
PCT/JP2020/043435
Publication Date:
June 03, 2021
Filing Date:
November 20, 2020
Export Citation:
Assignee:
DAIKIN IND LTD (JP)
International Classes:
F25B41/24; F24F11/65; F25B1/00
Domestic Patent References:
| WO2008013105A1 | 2008-01-31 |
Foreign References:
| JPH0914698A | 1997-01-17 | |||
| JPS5069853U | 1975-06-20 | |||
| JP2018087677A | 2018-06-07 | |||
| JPH073224Y2 | 1995-01-30 | |||
| JPS62171863U | 1987-10-31 | |||
| JP2020153503A | 2020-09-24 | |||
| JP2019500569A | 2019-01-10 |
Attorney, Agent or Firm:
SHINJYU GLOBAL IP (JP)
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