| 摘要 |
An air conditioner including indoor and outdoor devices is provided. The indoor device may include a first connector including a first AC power terminal, a first communication terminal, and a first neutral terminal, a first relay connected between the first AC power terminal and the first communication terminal, and a first communication device connected to the first communication terminal. The outdoor device may include a second connector including a second AC power terminal, a second communication terminal, and a second neutral terminal, a second relay having a first terminal connected to the second communication terminal, a third relay having a first terminal connected to the second AC power terminal, a voltage step-down device and a converter connected to second terminals of the second and third relays, a communication voltage output connected to the second terminals of the second and third relays, and a second communication device connected between the communication voltage output and the second communication terminal. |
