Electrical de-energized tap-changer
This type of tap-changer is comprised by electric, drive mechanism，tap-changer body and electric controller with two kinds of specifications standing-type and horizontal-type it is suitable for oil-immersed furnace transformer with Highest voltage for equipment 72.5kV and below, rated current 2000A and below, They must be working under non-energized condition, It can be operated by electric drive or handle drive.
Controller installation size:
Circular (U) vertical electric de-energized tap-changer
Circular (U) and horizontal (W) de-energized tap-changer