Siemens SIPROTEC 4 Manual page 493

Overcurrent time protection
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Addr. Parameter
6112
T-SYN. DURATION
6113A 25 Synchron
6121
Balancing V1/V2
6122A ANGLE ADJUSTM.
6123
CONNECTIONof V2 SYNC function
6125
VT Vn2, primary
6150
dV SYNCHK V2>V1 SYNC function
6151
dV SYNCHK V2<V1 SYNC function
6152
df SYNCHK f2>f1
6153
df SYNCHK f2<f1
6154
dα SYNCHK α2>α1 SYNC function
6155
dα SYNCHK α2<α1 SYNC function
7001
FCT 50BF
7004
Chk BRK CONTACT
7005
TRIP-Timer
7006
50BF PICKUP
7007
50BF PICKUP IE>
7008
50BF-2 Delay
7101
FCT 79
7103
BLOCK MC Dur.
7105
TIME RESTRAINT
7108
SAFETY 79 ready
7113
CHECK CB?
7114
T-Start MONITOR
7115
CB TIME OUT
SIPROTEC 4, 7SJ80, Manual
E50417-G1140-C343-A8, Edition 12.2017
Function
C
Setting Options
SYNC function
0.01 .. 1200.00 sec;
1
SYNC function
YES
1
NO
SYNC function
0.50 .. 2.00
1
SYNC function
0 .. 360 °
1
A-B
1
B-C
C-A
SYNC function
0.10 .. 800.00 kV
1
0.5 .. 50.0 V
1
0.5 .. 50.0 V
1
SYNC function
0.01 .. 2.00 Hz
1
SYNC function
0.01 .. 2.00 Hz
1
2 .. 80 °
1
2 .. 80 °
1
50BF BkrFailure
OFF
ON
50BF BkrFailure
OFF
ON
50BF BkrFailure
0.06 .. 60.00 sec; ∞ 0.25 sec
50BF BkrFailure 1A
0.05 .. 20.00 A
5A
0.25 .. 100.00 A
50BF BkrFailure 1A
0.05 .. 20.00 A
5A
0.25 .. 100.00 A
50BF BkrFailure
0.06 .. 60.00 sec; ∞ 0.50 sec
79M Auto Recl.
OFF
ON
79M Auto Recl.
0.50 .. 320.00 sec;
0
79M Auto Recl.
0.50 .. 320.00 sec
79M Auto Recl.
0.01 .. 320.00 sec
79M Auto Recl.
No check
Chk each cycle
79M Auto Recl.
0.01 .. 320.00 sec;
79M Auto Recl.
0.10 .. 320.00 sec
Functions, Settings, Information
Default Setting
Comments
30.00 sec
Maximum duration of
Synchronization
YES
Switching at synchronous
condition
1.00
Balancing factor V1/V2
0 °
Angle adjustment (trans-
former)
A-B
Connection of V2
20.00 kV
VT nominal voltage V2,
primary
5.0 V
Maximum voltage differ-
ence V2>V1
5.0 V
Maximum voltage differ-
ence V2<V1
0.10 Hz
Maximum frequency
difference f2>f1
0.10 Hz
Maximum frequency
difference f2<f1
10 °
Maximum angle differ-
ence alpha2>alpha1
10 °
Maximum angle differ-
ence alpha2<alpha1
OFF
50BF Breaker Failure
Protection
OFF
Check Breaker contacts
TRIP-Timer
0.10 A
50BF Pickup current
threshold
0.50 A
0.10 A
50BF Pickup earth current
threshold
0.50 A
Delay of 2nd stage for
busbar trip
OFF
79 Auto-Reclose Function
1.00 sec
AR blocking duration after
manual close
3.00 sec
79 Auto Reclosing reset
time
0.50 sec
Safety Time until 79 is
ready
No check
Check circuit breaker
before AR?
0.50 sec
AR start-signal monitoring
time
3.00 sec
Circuit Breaker (CB)
Supervision Time
F.2 Settings
493

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