US 12,482,612 B2
On-load tap changer and tap-changing transformer having an on-load tap changer
Robert Hiltner, Bernhardswald (DE); Christian Muenzberg, Biburg (DE); and Stefan Feldmeier, Bernhardswald (DE)
Assigned to MASCHINENFABRIK REINHAUSEN GMBH, Regensburg (DE)
Appl. No. 17/775,892
Filed by Maschinenfabrik Reinhausen GmbH, Regensburg (DE)
PCT Filed Oct. 1, 2020, PCT No. PCT/EP2020/077539
§ 371(c)(1), (2) Date May 11, 2022,
PCT Pub. No. WO2021/099022, PCT Pub. Date May 27, 2021.
Claims priority of application No. 10 2019 131 169.1 (DE), filed on Nov. 19, 2019.
Prior Publication US 2022/0392717 A1, Dec. 8, 2022
Int. Cl. H01H 9/00 (2006.01); H01F 29/02 (2006.01)
CPC H01H 9/0027 (2013.01) [H01F 29/025 (2013.01)] 10 Claims
OG exemplary drawing
 
1. An on-load tap-changer for uninterrupted diverter switch operation between different winding taps of a tap-changing transformer, the on-load tap-changer comprising:
an on-load tap-changer plate comprising a first side and a second side opposite the first side;
a selector; and
a diverter switch,
wherein:
the selector and the diverter switch are mounted on the on-load tap-changer plate,
the diverter switch comprises a vacuum interrupter, a transition resistor, and a bridge switch,
the selector comprises a first selector arm, a second selector arm, and a change-over selector,
the first selector arm is mounted on the first side of the on-load tap-changer plate, and
the second selector arm and the change-over selector are mounted on the second side of the on-load tap-changer plate.