Terms and Definitions

Learning Objectives

After studying this section, students should be able to:

  • Describe common terms used in electrical circuits, such as voltage and power.
  • Describe Ohm’s law and Watt’s law.
  • Differentiate between low-voltage release (LVR) and low-voltage protection (LVP).
  • Determine common ratings used on overcurrent and overload devices.
  • Distinguish between single-phase circuits and three-phase circuits.
  • Be familiar with the terms plugging and anti-plugging.


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Basic Motor Control Copyright © 2020 by Aaron Lee and Chad Flinn is licensed under a Creative Commons Attribution 4.0 International License, except where otherwise noted.

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