SATEC EM920 Operation Manual - Manual (Page 175)

Chapter 9 Viewing Files and Reports
Viewing Waveforms
EM920 Power Quality and Revenue Meter 175
To review or change harmonic limits:
1. Click on the spectrum window with the right mouse
button and select “Limits…”.
2. Select a harmonics standard, or select “Custom” and
specify your own harmonic limits.
3. Check the Enabled box to visualize harmonic faults on
the spectrum graph and in harmonic tables.
Harmonics that exceed selected compliance levels are colored
in red on the graph and in the tables.
Viewing a Spectrum Table
Click on the button on the local toolbar to display the
harmonics spectrum in a tabular view for a selected phase or
for all phases together.
The spectrum table shows voltage, current, active power and
reactive power harmonic components both in percent of the
fundamental and in natural units, and harmonic phase
angles.
To change a phase, click on the window with the right mouse
button, select “Options...”, check the phase you want