| 摘要 |
FIELD: electricity. ^ SUBSTANCE: drive system for actuation of a tap changer for the purpose of on-load transformer voltage control comprises an electric motor (20), made as capable of connection with a movable part of the specified tap changer for its displacement for the purpose to perform a tap-changing operation. The system comprises an electric converter (33) for connection of a supply source (24) to the specified electric motor (20), and also a device (34) of control made as capable of electric converter control with the purpose to control operation of the motor and thus the specified tap changer. ^ EFFECT: expanded operational capabilities by provision of ability to adapt to various levels of controlled voltage and to various characteristics of tap changers. ^ 26 cl, 7 dwg |
