Transformer On-load Tap changer Tester

HDYZ - HD Power Test Equipment Co.ltd (HD Power)

HDYZ Transformer on-load tap changer Tester is a unique moving part that is connected with the circuit of the transformer, It is essential to test the on-load tap changer of action sequence and switching time.
HDYZ Transformer On-load Tap Changer Tester is mainly applied to measure the transient waveform, transient time, transient resistance value, three-phase synchronization of transformer on-load tap-changers.