Circutor CVM-C11-ITF-IN-485-ICT2 - 3�4�- Connection Diagram; 3�4�1�- Measuring Three-Phase Networks with a 4-Wire Connection

3.4.- CONNECTION DIAGRAM
3.4.1.- MEASURING THREEPHASE NETWORKS WITH A 4WIRE CONNECTION
Measurement system: 4-3Ph
UL1 UL2
UL3 N
L1
L2
L3
N
UL1
UL2
UL3
a b
A B
a
b
A B
S1
S2
P1
P2
S1
S2
P1
P2
S1
S2
P1
P2
S1
S2
P1
P2
a
b
A B
Alimentación Auxiliar
Power Supply
CARGA /LOAD
POWER SUPPLY OUTPUTS INPUTS RS-485
A1(+)
A2(-)
ROC R01 R02 DOC D01 D02 DIC DI1 DI2
A(+) B(-)
IL1
IL2
IL3
IN
S1
S2
S1 S1
S1
S2 S2 S2
P2
P1
P2
P1
P2P1 P2P1
A1(+) A2(-)
U
L1
U
L2
U
L3
N
U
L1
U
L3
U
L2
Figure 2: Three-Phase measuring with a 4-wire connection.
10
CVM-C11
Instruction Manual