Small infrared power factor monitoring device for high-power industrial equipment

The invention relates to a small infrared power factor monitoring device for high-power industrial equipment. The small infrared power factor monitoring device comprises a signal detection processing part and a signal conversion receiving part; the signal detection processing part comprises a primary current transformer, a secondary current transformer, a three-phase voltage signal, an SoC embedded module, an infrared laser wireless transformation circuit, an operation panel, a display interface and a power circuit; the signal conversion receiving part comprises an infrared laser wireless receiving circuit and a USB (universal serial bus) conversion circuit. The small infrared power factor monitoring device is reasonable in structure and convenient in use, electromagnetic interference in small signals can be effectively avoided for the monitoring device, greater protection measurement range is guaranteed, and measurement accuracy is high. 本发明涉及种用于大功率工业设备的小型红外功率因素监测装置，包括信号检测处理发射部分和信号转换接收部分，信号检测处理发射部分包括级电流互感器、二