66
Power Quality Analyzer Model 8335
5.2.4 Phase-to-Phase Voltage
The U sub-menu is available only for three-phase connections, when the voltage
ratios of phases 1, 2, and 3 are equal. This sub-menu displays the harmonics of
the phase-to-phase voltage.
5.2.4.1 Phase-to-Phase Voltage Harmonics Display Screen (3L)
3
1
2
Figure 5-17
Item
Function
1
Harmonic selection cursor; change values with the cursor using the
◄
and
►
buttons
2
The horizontal axis indicates the orders of the harmonics (odd marking). Display of the
level of the harmonics as a percentage of the fundamental (order 1)
- DC:
DC component
- 1 to 25:
harmonics of order 1 to 25; when the cursor exceeds order 25, order 26 to 50
appears
3
- Uh 03:
harmonic number
- %:
ratio of the harmonic to the fundamental
- V:
RMS voltage of the harmonic in question
- +000°:
phase shift with respect to the fundamental (order 1)
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