| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a hot water supply device capable of supplying hot water to a plurality of houses with high equipment efficiency. <P>SOLUTION: This hot water supply device comprises a hot water storage tank 1, a heating means 2 for heating the water in the hot water storage tank 1, first and second hot water supply circuits 6, 7 formed in the hot water storage tank 1, first and second hot water supply circuit use setting means 15, 17 for setting whether each of the first and second hot water supply circuits 6, 7 is used or not, and a heating means controlling means 20 for switching a heating control method of the heating means 2 on the basis of contents set by the first and second hot water supply circuit use setting means 15, 17. As the use or not is set by every hot water supply circuit corresponding to each of the plurality of houses, and the control method of the heating means 2 is changed on the basis of the information, wasteful boiling-up of the hot water is prevented, and the equipment efficiency can be improved. <P>COPYRIGHT: (C)2009,JPO&INPIT |
