| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a heat pump water heater capable of considerably reducing a leakage current ratio when starting heat pump operation in hot water supply in the heat pump water heater equipped with a plurality of compressors. <P>SOLUTION: The plurality of compressors are provided, and when hot water discharge is detected to start these compressors, the operation of the compressors is started according to the body temperature of the compressors. <P>COPYRIGHT: (C)2007,JPO&INPIT |
