3�4�2�- Three-phase network measuring with a 4-wire connection, model CVM-C5-MC-IC�
Measurementsystem:
Power
Supply
V
L1
V
L2
V
L3
L1
L2
L3
a
b
A
B
a
b
A
B
POWER SUPPLY
INPUT
S0+ S0-
OUTPUT
S1
S2
S1
S2
S1
S2
L1
P1
P2
L2
L3
300V ~
Ph-N
Ph-Ph
520V ~
N
V
L3
L2
V
L1
V
P1
P2 P1
P2
V
L1
V
L2
V
L3
N
N
1P2
2P2
3P2
1P1
2P1
3P1
LOAD
Br
own/Gr
een
Gr
ey/P
ink
Gr
een/W
hit
e
Red/Blue
Figure 3: Three-phase measuring with a 4-wire connection, model CVM-C5-MC-IC�
ThevalueofthetransformersecondaryMCisfixedat0�250A
10
CVM-C5
Instruction Manual
