ABB REG670 - Page 93

L1
IED
L2
L3
6.6
3
110
3
kV
V
+3Uo
6.6
3
110
3
kV
V
6.6
3
110
3
kV
V
1
2
4
3
# Not Used
5
IEC06000601-4-en.vsdx
# Not Used
# Not Used
SMAI2
BLOCK
REVROT
^GRP2L1
^GRP2L2
^GRP2L3
^GRP2N
AI3P
AI1
AI2
AI3
AI4
AIN
IEC06000601 V4 EN
Figure 28: Open delta connected VT in high impedance earthed power system
1MRK 502 071-UEN - Section 4
Analog inputs
Generator protection REG670 2.2 IEC and Injection equipment REX060, REX061, REX062 87
Application manual