Method and device for testing a tap changer of a transformer

• Main Authors: Unterer, Boris, Rädler, Michael
• Format: Patent
• Language: English
• Published: 08.09.2020
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRIC SWITCHES; ELECTRICITY; EMERGENCY PROTECTIVE DEVICES; MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; PHYSICS; RELAYS; SELECTORS; TESTING

The following steps are performed in order to test a tap changer of a transformer which tap changer is designed to change a transmission ratio of the transformer: generating a test signal which is supplied to a winding of the transformer and to the tap changer, repeatedly actuating the tap changer i...