| 摘要 |
PROBLEM TO BE SOLVED: To prevent complicating of a control in the case of centralized control of an air conditioner having a plurality of indoor units connected to a branch unit. SOLUTION: A control is simplified by communicating with a branch communication means 15 provided in a branch unit 12, a centralized control communication means 17 provided in a centralized controller 16, and indoor communication means 18, 19 respectively provided in a plurality of indoor units 13, 14, and reducing communications between a refrigerating cycle A and the controller 16 to one system. |
