ABB REB670 Series - Page 82

L1
IED
L2
L3
66
3
110
3
kV
V
1
3
2
66
3
110
3
kV
V
66
3
110
3
kV
V
.
#Not used
5
IEC06000599-4-en.vsdx
4
SMAI2
BLOCK
REVROT
^GRP2L1
^GRP2L2
^GRP2L3
^GRP2N
AI3P
AI1
AI2
AI3
AI4
AIN
IEC06000599 V4 EN-US
Figure 27: A Three phase-to-earth connected VT
L1
IED
L2
132
2
110
2
kV
V
1
3
2
132
2
110
2
kV
V
IEC16000140-1-en.vsdx
4
SMAI2
BLOCK
^GRP2L1
^GRP2L2
^GRP2L1L2
^GRP2N
AI2P
AI1
AI2
AI3
AI4
AIN
5
IEC16000140 V1 EN-US
Figure 28: A two phase-to-earth connected VT
Section 4 1MRK 505 370-UEN D
Analog inputs
76 Busbar protection REB670
Application manual