| 摘要 |
PROBLEM TO BE SOLVED: To provide a refrigeration cycle device capable of performing a capacity control operation and a hot gas bypass operation, reducing a number of components, and contributing to reliability by improving workability in a manufacturing step, with a simple piping configuration.SOLUTION: A refrigeration cycle device includes high-pressure refrigerant passages (pipes 9d, 9c, 9e, 9f) for guiding the high-pressure refrigerant of the discharge side of a compressor 1 to a capacity control port 6, low-pressure refrigerant passages (pipes 9a, 9b, 9e, 9f) for guiding a low-pressure refrigerant of an intake side of the compressor 1 to the capacity control port 6, and operation mode-switching means for switching an operation mode to a state where the high-pressure refrigerant is guided to the capacity control port 6 to operate the compressor 1 with a first capability, a state where the low-pressure refrigerant is guided to the capacity control port 6 to operate the compressor 1 with a second capability, and a state where a hot gas bypass operation for supplying the high-pressure refrigerant through the high-pressure refrigerant passages (pipes 9d, 9c) and the low-pressure refrigerant through the low-pressure refrigerant passages (pipes 9b, 9a) to the intake side of the compressor 1. |
