| 摘要 |
FIELD: mechanical engineering. ^ SUBSTANCE: electric drive comprises electric motor, power commutator, valving member, spindle, reducer, indication unit, timer, unit for control of position of the valving member made of a pulse magnetic-conductive pickup, control device, pulse signal converter whose input is connected with the first input of the control system, and unit for switching of the electric motor whose input is connected with the first output of the control device. The first and second outputs are connected with the input of the timer and input of the power commutator. The first input and second input of the electric drive switch counter are connected with the third output of the control device and the output is connected with the third input of the control device. ^ EFFECT: enhanced reliability. ^ 1 dwg |
