Sharing overload protection's circuit and have air conditioning unit of this circuit

The utility model discloses a sharing overload protection's circuit and have air conditioning unit of this circuit, wherein, sharing overload protection's circuit includes: have transship the interface power equipment, with at least one work systems that power equipment is connected, all be equipped with the controller in every work systems. Power equipment passes through switching device and connects on external power source, and whether the interface that transships exists unusual change output signal according to power equipment, and the output signal of overload interface is received to the controller to the break -make and the opening of work systems of controller place of control switch device are stopped. The utility model discloses need not can realize a plurality of work systems'scontrol with the help of auxiliary relay, the line connection is simple and convenient and with low costs. 本实用新型公开了种共用过载保护的线路及具有该线路的空调机组，其中，共用过载保护的线路包括：带有过载接口的动力设备、与动力设备连接的至少个工作系统，每个工作系统内均设有控制器。动力设备通过开关装置连接在外部电源上，过载接口根据动力设备是