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A.3.3
Devices With Detached Operation Unit
7SJ631∗–∗A/C
Q1
Q2
Q3
Q4
Q5
Q6
Q7
Q8
R14
R16
R15
R17
R18
>Block 50-2, >Block 50N-2
F10
>Reset LED
F11
>Light on
F12
>52-b, 52 Breaker
F13
>52-a, 52 Breaker
F15
Disconnector open
F16
F14
F17
Disconnector closed
F18
Ground. switch open
R9
Ground. switch closed
R10
>CB ready
R11
>Door close
R12
R13
Figure A-30 General diagram 7SJ631
7SJ63 Manual
C53000-G1140-C120-1
I
A
I
B
I
C
3I
0
V
a
V
b
V
c
BI1
BI2
BI3
BI4
BI5
BI6
BI7
Live status
contact
Jumper (NO, NC)
BI21
BI22
BI23
BI24
Operation
Front PC Port
unit
∗–∗
A/C (devices with separate operation unit) – V4.0 –
F6
BO1
F8
BO2
F5
F9
BO3
F7
R1
BO11
R2
BO12
R3
BO13
R4
R5
BO14
R6
R7
BO15
R8
F3
F4
+
F1
Power
~
( )
-
supply
F2
Rear SCADA
Port
Rear Service
Port
Time
Synchronization
Ground at Back
Wall of Housing
Ground at Back
Wall of Housing
Appendix
52 Breaker, Relay TRIP
52 Breaker, 79 Close
52 Breaker, 79 Close
Open Ground. switch
Close Ground. switch
Open disconnector
Close disconnector
Measurement Supervision
B
C
A
Interference suppression
capacitors at the
relay contacts,
Ceramic, 4.7 nF, 250 V
A-35
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