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Appendix
7SJ633∗–∗B
>Block 50-2, >B lock 50N-2
>Reset LED
>Light on
>52-b, 52 Breaker
>52-a, 52 Breaker
Disconnector open
Disconnector closed
Ground. switch open
Ground. switch closed
>CB ready
>Door close
(+)
(–)
(+)
(–)
Figure A-25 General diagram 7SJ633
A-30
25
I
A
50
24
I
B
49
23
I
C
48
22
3I
0
47
21
V
a
20
V
b
46
19
V
c
44
55
BI1
80
BI2
56
BI3
81
BI4
82
BI5
58
BI6
57
83
BI7
59
84
BI8
60
BI9
85
BI10
61
BI11
62
BI12
87
BI13
63
BI14
88
BI15
86
64
BI16
89
BI17
65
BI18
90
BI19
66
91
BI20
67
96
Transducer 1
71
95
Transducer 2
70
∗–∗
B (panel surface mounting) – V4.0 –
For connections of the further interfaces see figure A-26.
BO1
BO2
BO3
)
*
BO4
BO5
BO6
BO7
BO8
BO9
BO10
BO11
BO12
BO13
BO14
BO15
Live status
contact
Jumper (NO, NC)
+
Power
( )
~
-
supply
Front PC Port
Ground at Side
Wall of Housing
76
52 Breaker, Relay TRIP
77
52 Breaker, 79 Close
51
53
52 Breaker, 79 Close
52
11 (–)
36 (+)
10
Measurement Supervision
35
12
Relay PICKUP
37
14
39
40
13
38
100
Open Ground. switch
75
Close Ground. switch
99
Open disconnector
74
98
Close disconnector
73
97
72
54
79
L+ (V+)
L– (V–)
Assignment of Pins
of Interface, refer to
Table 8-10 in Sub-
section 8.2.1
Interference suppression
capacitors at the
relay contacts,
Ceramic, 4.7 nF, 250 V
)
*
High-duty relays
Interference suppression
capacitors
MP, 22 nF, 250 V
7SJ63 Manual
C53000-G1140-C120-1
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