5.1.2 AC current measurements, delta coupling
MDR-2
S2(l)
S1(k)
AC current
measurement
primary side (I1)
AC current
measurement
secondary side (I2)
L1
L2
L3
109
108
I2 L3
S2
S1
107
106
I2 L2
S2
S1
105
104
I2 L1
S2
S1
103
102
I1 L3
S2
S1
101
100
I1 L2
S2
S1
99
98
I1 L1
S2
S1
S2(l)
S1(k)
S2(l)
S1(k)
S2(l)
S1(k)
S2(l)
S1(k)
S2(l)
S1(k)
GENERATOR/
MOTOR
The nominal current setting is to be the name plate current divided by √3.
The ground connections can be connected to S1 or S2 as needed.
MDR-2 DRH 4189340300 UK
Wiring diagrams
DEIF A/S
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