Voltage Emergencies

This lesson focuses on the emergency procedures at PJM during voltage emergency conditions.  Topics of discussion include a review of each voltage emergency level including the Low Voltage Alert, Heavy Load Voltage Schedule Warning, Heavy Load Voltage Schedule Action and the High System Voltage Message.  The last lesson focuses on the Reactive Reserve Check (RRC) and associated required information.

Course Details

Transmission Owners/Operators
  • Low Voltage Alert
  • Heavy Load Voltage Schedule
  • High System Voltage
  • Reactive Reserve Check (RRC)

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Voltage Emergencies


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