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  1. R

    Phase rotation

    Hey guys just wanted opinions..... I am adding a 3ph 63a switch fuse into the main DB in a warehouse.... now I tested phase rotation, and on the left handside of board I am getting L1/L2/L3.  on the right handside of the board I am getting L1/L3/L2! so I guess there has been a crosss within...
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