| 摘要 |
PURPOSE:To enable an operation safely in a range near a limited current in the power source circuit, by means of supplying a power in accordance with a priority order that is given to each equipment in use. CONSTITUTION:A priority of use is given to each equipment, a room heater 7, dryer 8 and water heater 9. The power source will be connected to the equipment of No. 1 priority, and equipments of priority after No.2 are to be connected to the power source through selector switches 11 to 17, respectively, that are closed only when all of the higher priority equipments before the corresponding equipment are not in use. In this way, a plurality of equipments with a big current required respectively can be safely used always in a range near to a limited current of the power source circuit. |
