| 摘要 |
FIELD: electricity.SUBSTANCE: invention is attributed to the field of electric engineering and may be used for adjustment of transformer voltage. The step-type switch is made modular, at that each module includes the respective partial winding of the adjustment winding, which may be connected or disconnected by semiconductor switching elements.EFFECT: improved reliability and accuracy of adjustment even at failure of certain switching elements.8 cl, 8 dwg |
