Laststufenschalter und Verfahren zum Betreiben eines Laststufenschalters

Details

Veröffentlichungs-Nr.

EP4404228

Aktenzeichen

EP23152906

Anmeldetag

23. Januar 2023

Veröffentlichung

27. August 2025

Erteilung

27. August 2025

Rechtsraum

EP

IPC

H01H9/00

Abstract

An on-load tap changer (1) comprises a first tap selector (6), a second tap selector (7), a first diverter switch (8) and a second diverter switch (9), a first change-over selector (14) and a second change-over selector (15) and one or more high-ohmic resistances (10, 11), wherein the diverter switches (8, 9) are connected to each other such that the tapped windings (2, 3) are connected in series and the one or more high-ohmic resistances (10, 11) are in an electric connection between at least one of the diverter switches (8, 9) and at least one of the tapped windings (2, 3).

Anmelder

Firma

Hitachi Energy Ltd

Land

🇨🇭 Schweiz

Fachgebiete