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US 2015/0091684 A1Published application
On-load tap changer
AssigneeMaschinenfabrik Reinhausen GmbH
InventorsMartin Pankofer, Andreas Stocker
Life of this patent
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Abstract
The present invention relates to an on-load tap changer for uninterrupted switching between different winding taps of a tapped transformer according to the first claim. The general inventive concept is that of arranging the on-load tap changer on the underside of the transformer cover by means of a gear module.
Claims18
An on-load tap changer for uninterrupted switching between different winding taps of a tapped transformer, wherein
- at least one selector contact unit with a respective plurality of fixed selector contacts, which are respectively electrically connected with the individual winding taps, is arranged along a line,
- the fixed selector contacts are actuatable by two longitudinally displaceable movable selector contacts, wherein for the uninterrupted switching two vacuum interrupters are provided for each phase,
- a motor drive for introducing a drive movement into the on-load tap changer is provided, and
- the entire load changeover switch is arranged by means of a transmission module at the underside of a transformer cover.
1 more element
Dependencies are inferred from the claim text.