Three-Phase Power Measurements
11
Three-Phase Power Measurements
Refer to Figures 5, 6, and 7 for various ways to measure total power in a
three-phase system. The
W 3
P
3C display screen shows the three-phase
calculation for the connection shown in Figure 5. All other screens and
functions show only single-phase data.
φ
3
POWER HARMONICS
ANALYZER
41
®
Black
Red
Load
φ
2
φ
1
W
1
a74f.eps
Figure 5. Three-Phase Measurement Connections (For Balanced Circuits,
3
P
, 3-Conductor,
D
)
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