2.27
Date Code 20170814
Instruction Manual
SEL-700G Relay
Installation
AC/DC Connections and Applications
Figure 2.19
SEL-700G0+ Relay High-Impedance Grounded Generator With Synchronism Check
and Without Current Differential Protection
Figure 2.20
SEL-700G1+ Relay AC Connection Example—High-Impedance Grounded Generator With Step-Up
Transformer Included in Differential Zone (With Synchronism Check and 100% Stator Ground Protection)
Generator
Phase-Input CTs
A
B
C
C
B
A
52
E12
E11
Z0
8
Z0
7
Z0
6
Z0
5
Z0
4
Z0
3
Z0
2
Z0
1
NN
IN
IC
X
IB
X
IA
X
E08
E07
NS
Z1
2
Z1
1
Z1
0
Z0
9
VCX
VAX
VBX
N
Z Slot: 4AC1/3 AVI card
E Slot: 2AV1 card
VN
VS
SYNCP := VAB
E01
E04
E03
E06
E05
E02
Generator
Phase-Input CTs
2000/5 A
E12
E11
Z0
8
Z0
7
Z0
6
Z0
5
Z0
4
Z0
3
Z0
2
Z0
1
NN
IN
IC
X
IB
X
IA
X
IA
Y
IB
Y
IC
Y
Z1
2
Z1
1
VCX
VAX
VBX
N
VN
Z Slot: 4AC1/3 AVI card
E Slot: 3AC1/2AV1 card
A
B
C
NS
VS
to A,
B,
or C
200/5 A
a
c
b
A
B
C
A
B
C
Z1
0
Z0
9
52
E07
E08
X1
X2
X3
H2
H1
H3
H0
13.8 / 138 Kv
30 MVA
Summary of Contents for SEL-700G Series
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