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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