Appendix
A.7 Settings
SIPROTEC, 7SD5, Manual
C53000-G1176-C169-5, Release date 02.2011
700
3501
FCT Synchronism
Sync. Check
ON
OFF
ON:w/o CloseCmd
ON
Synchronism and Voltage Check
function
3502
Dead Volt. Thr.
Sync. Check
1 .. 100 V
5 V
Voltage threshold dead line / bus
3503
Live Volt. Thr.
Sync. Check
20 .. 125 V
90 V
Voltage threshold live line / bus
3504
Umax
Sync. Check
20 .. 140 V
110 V
Maximum permissible voltage
3507
T-SYN. DURATION
Sync. Check
0.01 .. 600.00 sec;
∞
1.00 sec
Maximum duration of synchro-
nism-check
3508
T SYNC-STAB
Sync. Check
0.00 .. 30.00 sec
0.00 sec
Synchronous condition stability
timer
3509
SyncCB
Sync. Check
(Setting options depend
on configuration)
None
Synchronizable circuit breaker
3510
Op.mode with AR
Sync. Check
with T-CB close
w/o T-CB close
w/o T-CB close
Operating mode with AR
3511
AR maxVolt.Diff
Sync. Check
1.0 .. 60.0 V
2.0 V
Maximum voltage difference
3512
AR maxFreq.Diff
Sync. Check
0.03 .. 2.00 Hz
0.10 Hz
Maximum frequency difference
3513
AR maxAngleDiff
Sync. Check
2 .. 80 °
10 °
Maximum angle difference
3515A
AR SYNC-CHECK
Sync. Check
YES
NO
YES
AR at Usy2>, Usy1>, and Synchr.
3516
AR Usy1<Usy2>
Sync. Check
YES
NO
NO
AR at Usy1< and Usy2>
3517
AR Usy1>Usy2<
Sync. Check
YES
NO
NO
AR at Usy1> and Usy2<
3518
AR Usy1<Usy2<
Sync. Check
YES
NO
NO
AR at Usy1< and Usy2<
3519
AR OVERRIDE
Sync. Check
YES
NO
NO
Override of any check before AR
3530
Op.mode with MC
Sync. Check
with T-CB close
w/o T-CB close
w/o T-CB close
Operating mode with Man.Cl
3531
MC maxVolt.Diff
Sync. Check
1.0 .. 60.0 V
2.0 V
Maximum voltage difference
3532
MC maxFreq.Diff
Sync. Check
0.03 .. 2.00 Hz
0.10 Hz
Maximum frequency difference
3533
MC maxAngleDiff
Sync. Check
2 .. 80 °
10 °
Maximum angle difference
3535A
MC SYNCHR
Sync. Check
YES
NO
YES
Manual Close at Usy2>, Usy1>,
and Synchr
3536
MC Usy1< Usy2>
Sync. Check
YES
NO
NO
Manual Close at Usy1< and
Usy2>
3537
MC Usy1> Usy2<
Sync. Check
YES
NO
NO
Manual Close at Usy1> and
Usy2<
3538
MC Usy1< Usy2<
Sync. Check
YES
NO
NO
Manual Close at Usy1< and
Usy2<
3539
MC OVERRIDE
Sync. Check
YES
NO
NO
Override of any check before
Man.Cl
3601
O/U FREQ. f1
Frequency Prot.
ON: Alarm only
ON: with Trip
OFF
ON: Alarm only
Over/Under Frequency Protec-
tion stage f1
3602
f1 PICKUP
Frequency Prot.
45.50 .. 54.50 Hz
49.50 Hz
f1 Pickup
3603
f1 PICKUP
Frequency Prot.
55.50 .. 64.50 Hz
59.50 Hz
f1 Pickup
3604
T f1
Frequency Prot.
0.00 .. 600.00 sec
60.00 sec
T f1 Time Delay
3611
O/U FREQ. f2
Frequency Prot.
ON: Alarm only
ON: with Trip
OFF
ON: Alarm only
Over/Under Frequency Protec-
tion stage f2
3612
f2 PICKUP
Frequency Prot.
45.50 .. 54.50 Hz
49.00 Hz
f2 Pickup
3613
f2 PICKUP
Frequency Prot.
55.50 .. 64.50 Hz
57.00 Hz
f2 Pickup
3614
T f2
Frequency Prot.
0.00 .. 600.00 sec
30.00 sec
T f2 Time Delay
3621
O/U FREQ. f3
Frequency Prot.
ON: Alarm only
ON: with Trip
OFF
ON: Alarm only
Over/Under Frequency Protec-
tion stage f3
3622
f3 PICKUP
Frequency Prot.
45.50 .. 54.50 Hz
47.50 Hz
f3 Pickup
3623
f3 PICKUP
Frequency Prot.
55.50 .. 64.50 Hz
59.50 Hz
f3 Pickup
3624
T f3
Frequency Prot.
0.00 .. 600.00 sec
3.00 sec
T f3 Time Delay
3631
O/U FREQ. f4
Frequency Prot.
ON: Alarm only
ON: with Trip
OFF
ON: Alarm only
Over/Under Frequency Protec-
tion stage f4
Addr.
Parameter
Function
C
Setting Options
Default Setting
Comments