Railway vehicle air conditioner control system, air conditioner and vehicle

The invention relates to a railway vehicle air conditioner control system, an air conditioner and a vehicle, and the system comprises a driving protection circuit which is integrally installed at an air conditioner host and is used for detecting a three-phase AC voltage and current signal of the air conditioner host to realize a circuit protection function; the remote I/O circuit is integrally mounted at the air conditioner host and is used for collecting I/O signals of the air conditioner host; the environmental parameter acquisition circuit is used for acquiring environmental parameters of the vehicle; and the main control circuit is respectively connected with the driving protection circuit, the remote I/O circuit and the environmental parameter acquisition circuit, and is used for controlling the driving protection circuit to work and carrying out state diagnosis analysis on the air conditioner host based on the I/O signal and/or the environmental parameter. 本公开涉及一种铁路车辆空调控制系统、空调和车辆，其中系统包括：驱动保护电路，集成安装于空调主机