Settings - Siemens SIPROTEC 7SA6 Manual

Distance protection relay for all voltage levels
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Functions

6.15.3 Settings

Addr.
Setting Title
3501
FCT Synchronism
3502
Dead Volt. Thr.
3503
Live Volt. Thr.
3504
Umax
T-SYN. DURATION 0.01..600.00 sec; ∞
3507
3508
T SYNC-STAB
3510
Op.mode with AR
3511
Max. Volt. Diff
3512
Max. Freq. Diff
3513
Max. Angle Diff
3515A
SYNC-CHECK
3516
Usync> U-line<
3517
Usync< U-line>
3518
Usync< U-line<
3519
OVERRIDE
3530
Op.mode with MC
3531
MC maxVolt.Diff
3532
MC maxFreq.Diff
3533
MC maxAngleDiff
3535A
MC SYNCHR
3536
MC Usyn> Uline<
3537
MC Usyn< Uline>
6-224
Addresses which have an „A" attached to its end can only be changed with DIGSI
in " Additional Settings ".
Setting Options
ON
OFF
1..60 V
20..125 V
20..140 V
0.00..30.00 sec
with consideration of CB clo-
sing time
without consideration of CB
closing time
1.0..40.0 V
0.03..2.00 Hz
2..60 °
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
with consideration of CB clo-
sing time
without consideration of CB
closing time
1.0..40.0 V
0.03..2.00 Hz
2..60 °
YES
NO
YES
NO
YES
NO
Default Setting
ON
Synchronism and Voltage Check
function
5 V
Voltage threshold dead line / bus
90 V
Voltage threshold live line / bus
110 V
Maximum permissible voltage
1.00 sec
Maximum duration of synchro-
nism-check
0.00 sec
Synchronous condition stability
timer
without considera-
Operating mode with AR
tion of CB closing
time
2.0 V
Maximum voltage difference
0.10 Hz
Maximum frequency difference
10 °
Maximum angle difference
YES
Live bus / live line and Sync
before AR
NO
Live bus / dead line check before
AR
NO
Dead bus / live line check before
AR
NO
Dead bus / dead line check
before AR
NO
Override of any check before AR
without considera-
Operating mode with Man.Cl
tion of CB closing
time
2.0 V
Maximum voltage difference
0.10 Hz
Maximum frequency difference
10 °
Maximum angle difference
YES
Live bus / live line and Sync
before MC
NO
Live bus / dead line check before
Man.Cl
NO
Dead bus / live line check before
Man.Cl
®
4
Comments
7SA6 Manual
C53000-G1176-C156-2

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