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  1. ag2508

    550V AC Motor protection

    Would it be possible to convert motors distribution network into an insulated earth or high resistance earth network? Insulation monitor can detect low resistance on any phase before it develops into a fault.
  2. ag2508

    MV generator earthed at switchboard

    Hi We have 2 9MVA 11kV generators connected to an MV switchboard. The system has a high resistance earthing at the switchboard. Main concern is that the generator will be running unearthed before it is connected to the switchboard. Would that be acceptable (IEC), and could that affect...

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