User Manual

Packet Power™ Monitoring Module Users Manual
Copyright 2009-2013 Packet Power, LLC.
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Note: X-N load shown. See Figures 2 & 3 for guidance on how to wire Y-N and Z-N loads.
Choosing the correct current transformers
The PMM can operate with a variety of standard current transformers (C/Ts). Any current
transformers used with the PMM must satisfy the following criteria:
PMM
240V
Version
LINE
LOAD
X
Y
Z
N
IA+
IA-
IB+
IB-
N
IC-
IC+
VA
VB
VC
X
N
220V
G
CTX
PMM
240V
Version
LINE
LOAD
X
Y
Z
N
IA+
IA-
IB+
IB-
N
IC-
IC+
VA
VB
VC
X
Y
Z
N
380V
380V
380V
220V
220V
220V
G
CTX
CTY
CTZ
Figure 10. 1Ø 230V wiring diagram (2P2W, 2P3WG)
Figure 11. 3Ø Wye 220V/380V wiring diagram (3P4W, 3P5WG)