Siemens SIPROTEC 7SS523 V3.2 Manual page 390

Distributed busbar/ breaker failure protection
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Appendix
FNo.
Short Text
1403
>b.u. CBF blk.
>Block back-up breaker failure protect.
1451
b.u. CBF off
Back-up breaker fail.prot. switched off
1452
b.u. CBF act.
Back-up breaker fail.prot. is active
1453
b.u. CBF act.
Back-up breaker failure prot. is active
1455
b.u. CBF flt.
Back-up breaker fail. prot.: fault det.
1471
b.u. CBF Trip
Trip by back-up breaker failure prot.
1701
>O/C Ph on
>Switch on O/C protection phase
1702
>O/C Ph off
>Switch off O/C protection phase
1704
>O/C Ph block
>Block overcurrent protection phase
1711
>O/C E on
>Switch on overcurrent protection earth
1712
>O/C E off
>Switch off overcurrent protec. earth
1714
>O/C E block
>Block overcurrent protection earth
1721
>I>> block
>Overcurrent protection:block stage I>>
1722
>I> block
>Overcurrent protection:block stage I>
1723
>Ip block
>Overcurrent protection:block stage Ip
1724
>IE>> block
>Overcurrent protec.: block stage IE>>
1725
>IE> block
>Overcurrent protection:block stage IE>
1726
>IEp block
>Overcurrent protection:block stage IEp
1751
O/C Ph off
Overcurrent prot. phase is switched off
1752
O/C Ph block
Overcurrent prot. phase is blocked
1753
O/C Ph active
Overcurrent prot. phase is active
1754
O/C protection phase is switched off I>
1755
O/C protection phase is switched off Ip
1756
O/C E off
O/C protection earth is switched off
1757
O/C E block
O/C protection earth is blocked
1758
O/C E active
O/C protection earth is active
1759
O/C prot. earth is switched off IE>
1760
O/C prot. earth is switched off IEp
1761
O/C Gen.Fault
General fault detection O/C
1762
Fault L1
O/C fault detection phase L1
1763
Fault L2
O/C fault detection phase L2
1764
Fault L3
O/C fault detection phase L3
1765
Fault E
O/C fault detection earth
1771
Fault L1
O/C fault detection L1 only
1772
Fault L1E
O/C fault detection L1-E
1773
Fault L2
O/C fault detection L2 only
1774
Fault L2E
O/C fault detection L2-E
1775
Fault L12
O/C fault detection L1-L2
1776
Fault L12E
O/C fault detection L1-L2-E
1777
Fault L3
O/C fault detection L3 only
1778
Fault L3E
O/C fault detection L3-E
1779
Fault L13
O/C fault detection L1-L3
374
Logical Function
Log Buffers
Configurable
in Matrix
on/off
IOT
on/off
OT
on/off
OT
OT
on
OT
on
OT
IOT
IOT
on/off
IOT
IOT
IOT
on/off
IOT
on/off
IOT
on/off
IOT
on/off
IOT
on/off
IOT
on/off
IOT
on/off
IOT
on/off
OT
on/off
OT
OT
on/off
on/off
on/off
IOT
OT
OT
on/off
on/off
OT
OT
OT
OT
OT
on
on
on
on
on
on
on
on
on
IEC 60870-5-103
1
GI
166
1
GI
166
2
166
2
TA
166
1
GI
60
1
GI
60
1
GI
60
1
GI
60
1
GI
60
1
GI
60
1
GI
60
1
GI
60
1
GI
60
1
GI
60
1
GI
60
1
GI
60
1
GI
60
1
GI
60
2
CA
GI
p
2
CA
GI
p
2
CA
GI
p
2
CA
GI
p
2
CA
GI
p
2
60
2
60
2
60
2
60
2
60
2
60
2
60
2
60
2
60
7SS52 V4 Manual
C53000-G1176-C182-1
151
153
155
171
1
2
3
4
5
6
21
23
24
25
26
28
29
30
84
64
65
66
67
31
32
33
34
35
36
37
38
39

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