AUXILIARY SHUNT MODULE FOR A DIFFERENTIAL PROTECTION DEVICE

The present invention relates to an auxiliary shunt module (1) for a differential protection device (2), comprising: - a first shunt line (D1) suitable and intended for being connected in parallel to the first line to be protected (L1) of the differential protection device (2), - a first output term...

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Bibliographic Details
Main Authors JEHL, Arnaud, DOLISY, Bastien
Format Patent
LanguageEnglish
French
German
Published 08.09.2021
Subjects
BASIC ELECTRIC ELEMENTS
CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
ELECTRIC SWITCHES
ELECTRICITY
EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
EMERGENCY PROTECTIVE DEVICES
GENERATION
RELAYS
SELECTORS
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Summary:The present invention relates to an auxiliary shunt module (1) for a differential protection device (2), comprising: - a first shunt line (D1) suitable and intended for being connected in parallel to the first line to be protected (L1) of the differential protection device (2), - a first output terminal (20) electrically connected to the first shunt line (D1) downstream thereof, - a second shunt line (D2) suitable and intended for being connected in parallel to the second line to be protected (L2) of the differential protection device (2), - a second output terminal (21) electrically connected to the second shunt line (D2) downstream thereof, the first and second shunt lines (D1, D2) having a discontinuity, - a third pair of contacts electrically connected to the first shunt line (D1) and to the first output terminal (20) upstream thereof into a single first connection node (N1), and, - a fourth pair of contacts electrically connected to the second shunt line (D2) and to the second output terminal (21) upstream thereof into a single second connection node (N2).
Bibliography:Application Number: EP20180807110