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30
Power Quality Analyzer PowerPad
®
IV Model 8345
Distribution system
Network
Electrical Diagram
Split-phase
4 wires
(L1, L2, N, and earth)
Split-phase
4 wires
with neutral and earth
L1
N
GND
L2
Three-phase
4 wires
in open star
with neutral and earth
L1
L2
N
GND
Three-phase
4 wires
in “high leg” delta
with neutral and earth
L1
L2
N
GND
Three-phase
4 wires
in open “high leg” delta
with neutral and earth
L1
L2
N
GND