Power Quality
Interactive

Power Quality

Martech
Updated Jan 21, 2021

 When you finish this lesson, you will be able to discuss the nature of power supplied to electrical equipment and list circumstances that affect its quality. • Define power quality • List some wiring methods that minimize harmonic frequencies • Identify a cause of voltage sag • List some means of protection against voltage spikes • Describe unbalance in a three-phase four-wire system