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4.1

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  1. An                     is an audible or visible signal used to attract attention to an action that has automatically occurred or a condition that requires a response
    alarm
  2. An                is a panel of alarms designed to bring attention to a specified area or situation
    annunciator
  3. An                 is an instrument that makes a permanent record of the instantaneous values of quantities.
    oscillograph
  4. A                   is an instrument used to record instantaneous values of fault current onto printed paper
    digital fault recorder
  5. What are the 3 major reasons alarms are installed in the stations
    • 1. To warn of abnormal conditions.
    • 2. To reduce the probability of injury to personnel, damage to
    • equipment, or interruption of service.
    • 3. To serve as an aid to you in the performance of your duties as an Operator
  6. True/False

    If the alarm cannot be cleared, you may have to monitor the equipment until the condition has been corrected
    True
  7. Oscillographs have been replaced by                   .
    fault recorders
  8. What are the two levels of alarms on the RTU
    Urgent/Urgent Critical
  9. True/False

    The DRF records pre-fault, fault, and post fault data
    True
Author
Benjammincash
ID
355296
Card Set
4.1
Description
Alarms, Annunciators, and Oscillographs
Updated

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