| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a communication control device of an air conditioner, which prevents a communication circuit of an outdoor unit from being damaged even when wrong wiring is performed in installation of the air conditioner, and reduces substrate exchange caused by a mistake in an installation work. <P>SOLUTION: In the communication control device of the air conditioner, an indoor unit includes a terminal board installed in the indoor unit for connecting indoor and outdoor, an indoor power supplying unit for supplying power to parts in the indoor unit, an indoor communication unit for giving communication between the indoor unit and the outdoor unit, and an indoor communication protecting unit for protecting the indoor communication unit when wrong wiring is performed on the terminal board for connecting the indoor and outdoor, whereas the outdoor unit includes a terminal board installed in the outdoor unit for connecting a commercial power source, an outdoor power supplying unit for supplying power to an outdoor controller and the like of the outdoor unit, an outdoor communication unit for giving communication between the indoor unit and the outdoor unit, and an outdoor communication protecting unit for protecting a circuit of the outdoor communication unit when the commercial power source is wrongly wired on the terminal board for connecting the indoor and outdoor. <P>COPYRIGHT: (C)2013,JPO&INPIT |
