AEMC PowerPad III 8336 User Manual page 30

Distribution System
3-phase 3-wire (L1, L2 and L3)
L1
L2
L3
Indicates which 2 current sensors will be
connected: A1 and A2, or A2 and A3,
or A3 and A1.
Two-wattmeter method or two-element
method or Aron method.
The third sensor is not necessary if the
other two are of the same type, same
range, and same ratio. Otherwise, the third
sensor must be connected to make current
measurements.
Power Quality Analyzer PowerPad
3-phase star 3-wire
3-phase delta 3-wire
3A
A1A2
A2A3
3-phase open delta 3-wire
A3A1
3-phase open delta 3-wire grounded junction of phases
3-phase open delta 3-wire grounded corner of phase
3-phase high leg delta 3-wire
3-phase open high leg delta 3-wire
III Model 8336
®
Source
L3
L1
L2
L3
L1
L2
L3
L1
L2
L3
L1
L2
L3
L1
L2
L3
L1
L2
L3
L1
L2
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