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DEETAP® DU

De-energized tap-changer (DETC) are used for voltage adjustment in oil-immersed transformers. In contrast to on-load tap-changers, de-energized tap-changers can operate only when the transformer is deenergized.

Technical data

Max. rated through-current 2.000 A
Max. voltage for operational equipment Um 245 kV
Higher values as special design on request