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  1. dortheo

    generator motoring

    A stream turbine/generator (70mw) trips and the main steam valve closes, the generator breaker is still closed and is tied to the grid. 15 mins later the operator notices the turbine/gen is still turning at 3600rpm.( with no power output). The 32 relay was checked under trip conditions 3 months...
  2. dortheo

    reverse power relay (32)

    Can anyone explain simply how a reverse power relay senses that the power is indeed reversed? thanks Dortheo.

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