Circutor CVM-B100 - 3�4�2�- Three-Phase Network Measurement with a 3-Wire Connection

3.4.2.- THREE-PHASE NETWORK MEASUREMENT WITH A 3-WIRE CONNECTION.
Measurement system:
Secondary winding of the current transformer: (MC1 type transformer)
Power
Supply
VL1 VL2
VL3
L1
L2
L3
N V L3 L2 V L1 V
VL1 VL2 VL3
a
b
A B
a
b
A B
S1 S2 S1
S2
S1
S2
L1
P1 P2
L2
L3
P1 P2 P1 P2
S1 S2
LN
P1 P2
NV REF REF
S1
S2
P1
P2
S1
S2
P1
P2
S1
S2
P1
P2
POWER SUPPLY
LOAD
Figure 5: Three-phase measuring with a 3-wire connection (transformer secondary: /1A, /5A or MC1 (/0.250)).
The MC1 transformer secondary value is set to 0.250 A
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CVM-B100 - CVM-B150
Instruction Manual