| 摘要 |
<p>PURPOSE:To provide a controller for an electric hot water supplier in which any trouble of power supply work is improved. CONSTITUTION:There are provided an electric generator 8 for generating electricity utilizing water supply to a hot water storage tank 1, and a charger 9 for charging electricity generated by the generator. With the construction, electricity charged on the charger 9 is utilized as a controlling power supply in a time zone no midnight power is supplied. Hereby, only work of one power supply is required as the power supply work, and hence a troublesome power supply work is improved.</p> |
