Phase Harmonic Ratios; Long-Term Flicker - AEMC PowerPad III 8336 User Manual

3-phase power quality analyzer
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The default values (q = 1.7 and e = 0.10) are suitable for most applications.
Press
to confirm the selection and return to the Configuration menu.
NOTE: This setting cannot be modified when the instrument is recording, and/or searching for alarms.

4.1.3.4 PHASE HARMONIC RATIOS

The %f-%r Phase Harmonics menu defines the reference for the level of harmonics of the phases.
Use the ▲ and ▼ buttons to select the reference for the level of harmonics:
● %f: the reference is the value of the fundamental
● %r: the reference is the total value
For harmonics of the V-h, A-h, and U-h phases, the fundamental and total values are RMS values. For harmonics of the
S-h phases, the fundamental and total values are apparent power values.
Press
to confirm the selection and return to the Configuration menu.
NOTE: This setting cannot be modified when the instrument is recording, and/or searching for alarms.

4.1.3.5 LONG-TERM FLICKER

The PLT menu defines the method used to calculate long-term flicker. This screen defines whether a fixed or sliding
window is used to calculate long-term flicker (rapid fluctuations in the power supply).
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Figure 4-10
Figure 4-11
Power Quality Analyzer PowerPad
III Model 8336
®

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