智能型节能交流接触器控制器设计

周小娜,陈志英,苏焕先,许燕标,王竹兴

Design of Intelligent Energy-Saving Controller for AC Contactor

Xiaona Zhou,Zhiying Chen,Huanxian Su,Yanbiao Xu,Zhuxing Wang

图3 线圈电压采样电路

Fig.3 Sampling circuit of coil voltage