Do not recommend the use of electric curtains.Easy bad ah.Points 220V380V of Xi'anHope can help you,Good electric bad.
Generally can not speed, the power off to determine the start and stop of the motor, there is a reversing switch; more attention will be speed control system, there are stepper motor, there are servo motors, as well as the use of inverter. For reference only.
There are many kinds of power from the use of DC (DC) motor and AC (AC) motor, AC and single-phase 220V and three-phase 380V, which is common
