Siemens siprotec 7SA6 User Manual page 697

Distance protection
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7SA6∗1∗–∗E
Figure A-10
General Diagram 7SA6
7SA6 Manual
C53000-G1176-C133-1
25
I
L1
50
24
I
L2
49
23
I
L3
48
22
I
4
47
U
20
L1
U
19
L2
44
U
L3
45
21
U
4
46
58
BI1
57
BI2
56
BI3
55
BI4
54
BI5
83
43
BI6
18
42
BI7
17
41
BI8
40
BI9
14
BI10
39
38
BI11
13
37
BI12
12
36
BI13
11
1
E (Panel Surface Mounting)
BO1
BO2
BO3
BO4
BO5
1 2
BO6
3 2
BO7
BO8
1 2
BO9
3 2
(fast)
BO10
(fast)
BO11
(fast)
BO12
(fast)
BO13
(fast)
BO14
(fast)
BO15
(fast)
BO16
Live status
1 2
contact
3 2
+
Power
~
( )
-
supply
Time
Synchronisation
Analog Output
Sevice Interface
System Interface
or Analog Output
Front Serial
Operating Interface
Earthing at the
Side Wall
Appendix
74
99
73
98
72
97
96
71
95
70
94
69
90
65
64
88
63
89
87
62
86
61
85
60
84
59
51
52
15
16
Earthing
Terminal (26)
2
IN SYNC
27
IN 12 V
3
COM SYNC
28
COMMON
4
IN 5 V
29
IN 24 V
1
Screen
D
C
B
Interference Suppression
Capacitors at the
relay contacts,
Ceramic, 4,7 nF, 250 V
A-21

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