how to work this ac motor speed control circuit using 2AC input? Answered
Please let mo konw how to working this curcuit. I think Left one both ac input. So, SCR always turn on and off. than ac motor contineuly rotate isn' it?...
But, this pic shows downscaling elevator moving circuit. I want some explain. plz someone help me..
left 15V both AC, right R1.T1 are 220V AC