Circutor CVM-C5 Series - 3�4�- Connection Diagrams; 3�4�1�- Three-Phase Network Measuring with a 4-Wire Connection, Model; CVM-C5-IFF-485 and CVM-C5-MV-485

3�4�-CONNECTIONDIAGRAMS
3�4�1�- THREE-PHASE NETWORK MEASURING WITH A 4-WIRE CONNECTION, MODEL
CVM-C5-IFF-485 AND CVM-C5-mV-485�
Measurementsystem:
S1 S2
P1
P2
S1 S2
P1
P2
S1 S2
P1
P2
Power
Supply
VL1 VL2 VL3
L1
L2
L3
a
b
A B
a
b
A B
POWER SUPPLY
S0+ S0-
OUTPUT
S1 S2 S1 S2 S1 S2
L1
P1 P2
L2 L3
300V ~
Ph-NPh-Ph
520V
~
NV
L3L2
V
L1
V
P1 P2 P1 P2
VL1 VL2 VL3
N
N
RS485
A
(+)
B
(-)
GND
LOAD
Figure 3:Three-phase measuring with a 4-wire connection, model CVM-C5-ITF-485 and CVM-C5-mV-485�
11
Instruction Manual
CVM-C5-xxx-485