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  1. JERRY01

    "Vibrating Neutral??

    120\240 3ph 4 wire service. Service Conductors are par. 500 MCM for 2 phases and par. 250 MCM for the "wild leg". The amp readings are 460 amp on phase 1, 365 amps on phase 2, 100 amp on the "wild" leg and 60 amp on the neutral. Thre lighting for the building is mostly...

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