| 摘要 |
FIELD: electricity.SUBSTANCE: invention relates to tap changer, in which moving contact is turned for selective connection with multiple taps. Changer comprises top moving contact made with possibility to turn; bottom moving contact made with possibility to turn and electrically connected with top moving contact; drive shaft turning top moving contact and bottom moving contact together; single fixed contact including single terminal connected to any of multiple taps; and double fixed contact including first terminal and second terminal connected to the other of multiple taps.EFFECT: reducing number of components and device volume, which operation can be eased by simultaneous turn of top and bottom moving contacts by means of single drive shaft.7 cl, 13 dwg |
