Greenlee CMP-200 - Page 14

14
Measurements on Single-Phase Circuits (cont’d)
Single-Phase Three-Wire Circuits:
True Power, Power Factor, Apparent Power and Reactive Power Measurement
L1
1ø3W
N
L2
A
1ø
Load
1ø
Load
L1–N = 110V
L2–N = 110V
L1–L2 = 220V
W L1 ( W RS)
L1
1ø3W
N
L2
A
1ø
Load
1ø
Load
L1–N = 110V
L2–N = 110V
L1–L2 = 220V
W L2 ( W TS)