SWITCH UNIT FOR A STEP TRANSFORMER, AND STEP TRANSFORMER HAVING A SWITCH UNIT

SWITCH UNIT FOR A STEP TRANSFORMER, AND STEP TRANSFORMER HAVING A SWITCH UNIT

The invention relates to a switch unit (11) for a step transformer (10), comprising - a control device (6), a motor (5) and an on-load tap changer (2), wherein - a control device (6) controls the motor (5) which actuates the on-load tap changer (2); - the control device (6) draws power required for...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: HAMMER, Christian, PLITZKO, Dominik, BIERINGER, Alfred
Format: Patent
Sprache:eng
Schlagworte:
BASIC ELECTRIC ELEMENTS
ELECTRIC SWITCHES
ELECTRICITY
EMERGENCY PROTECTIVE DEVICES
RELAYS
SELECTORS
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Beschreibung
Zusammenfassung:The invention relates to a switch unit (11) for a step transformer (10), comprising - a control device (6), a motor (5) and an on-load tap changer (2), wherein - a control device (6) controls the motor (5) which actuates the on-load tap changer (2); - the control device (6) draws power required for actuation and control from a low-voltage winding (21) inside the step transformer (11).