Siemens SIPROTEC 7SD600 System Manual page 76

Numerical line differential protection SIPROTEC 7SD600 V3.0
Switch to the selection level with the "key:
6 2 S R 2 1
A
Fault P W
6 2 S R 2 2
A
not a l l.
The "+" key lets you call up all marshallable output
functions on the display once you have entered the
code word. The "-" key also lets you scroll back
wards through the list of alternatives. Confirm the
required function with the enter key E. Additional
functions under further index numbers (1 to 20) can
Table 5.3 Marshallable binary output functions
Fno. Short text
(display on LCD)
1 not all.
5 > Res. LED
52 PF act
501 DEV.sta
511 DEV.Tr.
1157 >CBcl
1174 CB test
1185 CB test Tr.
3003 >DIFblk
3008 >Res.LO
3015 DIF.off
3016 DIF.blk
3017 DIF.act
3021 PROL.st
3022 DIF.Tr
3024 B.DIF S
3026 B.DIF H
3027 DIF.PR.Tr.
3028 TT.sen
3030 B.DIF M
3031 Lockout
3303 >REM blk
3306 >REM Tr.
3312 REM blk.
3316 RT send
3333 >Rem.Tr.bl
3341 REM.off
3342 OFF.blk
3343 REM.off.act
Siemens AG January 1999
Preparation instructions
[6223]
Signal relay 2 has the following factory setting:
B
Fault in the pilot wire connection (if pilot wire monito
ring available)
[6224]
No further signal functions for signal relay 2
Y
B
then be selected for signal relay 1 using the B key.
Each selection must be confirmed with the E key. If
the slot of a physical module is not assigned, the
"not all." function (not allocated) is selected.
Exit the selection level of signal relay 1 with A . Scroll
to the next signal relay with the B key.
Logical function
Not allocated
>Reset LEDs
At least one protective function is active
General starting
Protection (gen.) general trip
>CB auxiliary contact all poles closed
Circuit-breaker test in progress
CB test trip 3-phase
>Blocking of DIF protective function
>Reset Lockout function
Differential protection is switched off
Differential protection blocked
Differential protection active
Prolongation for trip IDIFF> started
Diff protection general trip
Blocking due to saturation in DIFF current
Blocking due to harmonics
Diff protection tripping stage IDIFF>
Transmitting transfer trip signal
Blocking by DIFF current monitoring
Lockout state of trip command
>Blocking of inter trip
>Inter trip of remote station
Inter trip is blocked
Transmitting inter trip signal
>Blocking of trip by remote station
Trip from remote station is switched off
Trip from remote station blocked
Trip from remote station active
System manual Order no. E50417-G1176-C069-A1
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