Emergency Power Supply Systems Quiz
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Emergency Power Supply Systems Quiz

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@SleekBowenite4437

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Questions and Answers

Which diesel generator set will start when the voltages at the emergency bus bars drop below 0.7VN?

  • 00XKA01
  • 00XKA02
  • Neither generator set will start
  • Both generator sets will start (correct)
  • Which voltage transformers are used to sense undervoltages at the emergency bus bars?

  • 00XKA01 and 00XKA02
  • 00BBC and 00BBD (correct)
  • 00XKA01 and 00BBC
  • 00BBD and 00XKA02
  • What is the method of control for the pre-selected diesel generator set?

  • Programmable logic controller (PLC) (correct)
  • Neutral grounding switch (NGS)
  • Emergency bus bars
  • Automatic changeover switch
  • What happens if one of the diesel generator sets fails to start?

    <p>The pre-selection automatically changes to the other generator set</p> Signup and view all the answers

    When will the second diesel generator set shutdown automatically after starting?

    <p>If it fails to synchronize within 3 minutes</p> Signup and view all the answers

    What is the minimum voltage level at which the diesel generator sets will start?

    <p>0.7VN</p> Signup and view all the answers

    How are the diesel generator sets connected to the 6.6kV busbar?

    <p>Through their diesel generator circuit breaker</p> Signup and view all the answers

    What will happen if the second BSDG fails to start?

    <p>The other DG will be connected to the 6.6kV busbar</p> Signup and view all the answers

    When will the second BSDG shutdown automatically if not synchronized?

    <p>Within 3 minutes after start</p> Signup and view all the answers

    What is the condition for considering the Emergency Power Supply to be in operation?

    <p>Voltage &gt;min for more than 5 seconds</p> Signup and view all the answers

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