| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a heat pump type hot water supply apparatus having excellent operation efficiency by effectively practically using hot water heated by a heat pump unit or hot water of a hot water storage tank. <P>SOLUTION: This heat pump type hot water supply apparatus has at least: the hot water storage tank 1 circulating and heating water thereinside by the heat pump unit 2, and storing it; and a mixing valve 29 controlled such that it mixes city water, and one of the hot water stored in the hot water storage tank 1 and the hot water boiled by the heat pump unit 2, or hot water obtained by mixing both pieces of the hot water. When a hot water supply instruction satisfies a delay condition based on learning information acquired from past operation results when the hot water supply instruction to a hot water supply use side terminal is performed, control to delay timing for mixing the city water with the hot water is executed. <P>COPYRIGHT: (C)2007,JPO&INPIT |
