Overcurrent Relay Testing Online Seminar Update

The first lesson for our upcoming Online Seminar about Overcurrent Relay Testing is in the can and ready for final editing.

Here are the topics we cover in the first lesson:

  • History of Electrical Protection
  • What is a Relay
  • Relay Inputs
  • Current Transformer Introduction
  • Current Transformer Saturation
  • Current Transformer Nameplate and Specifications
  • Current Transformer Nameplate Burden and Saturation Voltage
  • Current Transformer IEC vs NEMA Nameplate Information
  • Relay Evaluations – Protect Equipment
  • Relay Evaluations – Ignore System Fluctuations
  • Relay Evaluations – Coordination
  • Relay Evaluations – Zones of Protection
  • Relay Outputs

The next lesson will be about Electro-Mechanical Overcurrent Relay Testing. What would you like to see in that lesson?

About the Author Chris Werstiuk

Chris is an Electrical Engineering Technologist, a Journeyman Power System Electrician, and a Professional Engineer. He is also the Author of The Relay Testing Handbook series and founder of Valence Electrical Training Services. You can find out more about Chris here.

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