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  • Users: DaDaDaDave
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  1. DaDaDaDave

    Transformer DY11 phasing LV to HV

    Can anyone suggest a reliable way or anyway of ringing through a 6.6kV to 430v DY11 1000kVA Tx. I want to identify the HV phase colours eg. which phase on the HV cable goes to A,B or C on the HV side of the Tx but don't want to have to melt down the HV box and cannot lift the Tx lid because of...

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