| 摘要 |
PROBLEM TO BE SOLVED: To provide a composite hot water supply device capable of finely operating while sharing a hot water storage tank with a plurality of hot water suppliers.SOLUTION: A composite hot water supply device includes: a hot water storage tank 51 for storing hot water; a plurality of hot water suppliers 3, 5, 7, and 9 respectively having heat source devices 2, 4, 6 and 8 for supplying heated hot water to the hot water storage tank 51, and control portions for controlling the heat source devices 2, 4, 6, and 8; and a hot water supply system controller 60 capable of communicating with the controlling portions 11, 21, 31, and 41 of the plurality of hot water suppliers 3, 5, 7, and 9, deciding the hot water supplied to be operated and operation time on the basis of data sent from the control portions 11, 21, 31, and 41 and a state of the hot water in the hot water storage tank 51, and carrying out processing for instructing operation the decided hot water supplier to start operation. |
