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  • Users: samanele
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  1. samanele

    CBCT spurious tripping

    here is the case PCC feeding 1 MCC and 1 VFD MCC. Seq of events 1.MCC motor on DOL running fine. 2.one of the vfd motor start in the VFD mcc. 3.We are facing spurious tripping of few DOL LT motors (conected to MCC )having CBCT wired with 3RB relays. please help me why is this happening and also...

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