Trumeter APM - Three Phase Local Power Wiring Configurations; Three Phase (No Neutral) Power Meter Connections - Local Power; Three Phase Power Meter Connections with PT and CT - Local Power

Wiring Diagrams
THREE PHASE (NO NEUTRAL) POWER METER
CONNECTIONS - LOCAL POWER
OP1-
OP1+
OP2-
OP2+
AOUT
NC
B A
0V
N
L
PSU
USB
A1+ A1- A2+ A2- A3+ A3-
CURRENT MEASUREMENT
N V1
V2 V3
VOLTAGE MEASUREMENT
MODBUS AND OUTPUTS
L1
FUSE
LOAD
L1
SUPPLY
FUSE
L2
L2
FUSE
L
N
PSU SUPPLY
NOTE: DO NOT CONNECT CT SECONDARYS TO EARTH. CT’S
EARTHED THROUGH N TERMINAL
L3
L3
FUSE
EARTH
THREE PHASE POWER METER CONNECTIONS with PT AND
CT - LOCAL POWER
OP1-
OP1+
OP2-
OP2+
AOUT
NC
B A
0V
N
L
PSU
USB
A1+ A1- A2+ A2- A3+ A3-
CURRENT MEASUREMENT
N V1 V2 V3
VOLTAGE MEASUREMENT
MODBUS AND OUTPUTS
L1
FUSE
LOAD
L1
SUPPLY
FUSE
L2
L2
FUSE
L
N
PSU SUPPLY
NOTE: DO NOT CONNECT CT SECONDARYS TO EARTH. CT’S
EARTHED THROUGH N TERMINAL
L3
L3
FUSE
N
N
EARTH
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