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Drehstromtrafowickelrichtung.svg de September Wickelrichtung und Kennzeichnung am Trafo own original text selbst erstellt emeko PDrelease Original upload log de Wdwdbot CommonsHelper de Drehstromtrafowickelrichtung svg Marsupilami bytes no von emekos Pixelvorlage bernommen Marsupilami bytes no reduziert weie Flche