In single phase power factor meter there is error due to frequency and waveforms but not in three phase power factor meter, I know the reason why?? Please elaborate properly

Electric Motor Control
10th Edition
ISBN:9781133702818
Author:Herman
Publisher:Herman
Chapter14: Phase Failure Relays
Section: Chapter Questions
Problem 2SQ: What are the hazards of phase failure and phase reversal?
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In single phase power factor meter there is error due to frequency and waveforms but not in
three phase power factor meter, I know the reason why?? Please elaborate properly
Transcribed Image Text:In single phase power factor meter there is error due to frequency and waveforms but not in three phase power factor meter, I know the reason why?? Please elaborate properly
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