Siemens siprotec 7SJ63 Instruction Manual page 540

Appendix
A-46
A B C
A B C
Figure A-41 Current and voltage connections to two current transformers and two voltage
transformers, for ungrounded or compensated networks, if no directional ground
protections is needed.
Panel Surface Mounted
Flush-mounted/Cubicle
Va-b
R14
21
Vc-b
46 R15
R17
19
Q1 Ia
25
Ib
24 Q3
Ic
23 Q5
3I
22 Q7 0
7SJ63
1
Size /
2
Panel Surface Mounted
Flush-mounted/Cubicle
Va-b
46 R14
Vc-b
R15
96
R17
44
Q1 Ia
50
Ib
49 Q3
Ic
48 Q5
3I
47 Q7 0
7SJ63
1
Size /
1
A
Busbar
B
C
R16 20
R18
44
Q2 50
Q4 49
Q6 48
Q8 47
A
Busbar
B
C
R16
45
R18
94
Q2 100
Q4 99
Q6 98
Q8 97
7SJ63 Manual
C53000-G1140-C120-1