| 摘要 |
To provide an air-conditioning apparatus capable of achieving energy saving. In an air-conditioning apparatus 100, a first housing (an outdoor unit 1) that accommodates a compressor 10 and a heat source side heat exchanger 12; a second housing (a heat medium relay unit 3) that accommodates a heat exchanger related to heat medium 15, an expansion device 16, and a pump 21; a third housing (a heat medium regulating unit 14) that accommodates a first heat medium flow switching device 22, a second heat medium flow switching device 23, and a heat medium flow control device 25; and a fourth housing (indoor unit 2) that accommodates a use side heat exchanger 26 have separately different casings. |
