| 摘要 |
PROBLEM TO BE SOLVED: To provide an air conditioner capable of executing control of a plurality of refrigerant piping systems in cooperation with each other. SOLUTION: The air conditioner has a plurality of the refrigerant piping systems connected in communication with each other, and is provided with a refrigerant piping system controlling means 41 that can execute control, when an instrument 21a belonging to one refrigerant system is controlled, by obtaining operation information of an instrument 21 belonging to other refrigerant system through communication and using the obtained operation information. |
