Siemens SIPROTEC 4 Manual page 222

Functions, Settings, Information
E.2 Settings
Addr. Parameter
5424 FCT 81-4 O/U
5501 LR t Monitor
5502 LR Max. Cycles
5520 LR1
5521 LR1 Start
5522 LR1 Start
5523 LR1 Pickup
5524 LR1 t pickup
5525 LR1 Dropout
5526 LR1 t dropout
5527 LR1 t CB Close
5528 LR1 after 81-1
5529 LR1 after 81-2
5530 LR1 after 81-3
5531 LR1 after 81-4
5540 LR2
5541 LR2 Start
5542 LR2 Start
5543 LR2 Pickup
5544 LR2 t pickup
5545 LR2 Dropout
5546 LR2 t dropout
5547 LR2 t CB Close
5548 LR2 after 81-1
222
Function Setting Options
81 O/U Freq. OFF
ON f>
ON f<
Load Restore 1 .. 3600 sec
Load Restore 1 .. 10
Load Restore ON
Load Restore OFF
Load Restore 40.00 .. 60.00 Hz
Load Restore 50.00 .. 70.00 Hz
Load Restore 0.02 .. 2.00 Hz
Load Restore 0 .. 10800 sec
Load Restore 0.00 .. 2.00 Hz
Load Restore 0 .. 10800 sec
Load Restore 0.01 .. 32.00 sec
Load Restore YES
NO
Load Restore YES
NO
Load Restore YES
NO
Load Restore YES
NO
Load Restore ON
Load Restore OFF
Load Restore 40.00 .. 60.00 Hz
Load Restore 50.00 .. 70.00 Hz
Load Restore 0.02 .. 2.00 Hz
Load Restore 0 .. 10800 sec
Load Restore 0.00 .. 2.00 Hz
Load Restore 0 .. 10800 sec
Load Restore 0.01 .. 32.00 sec
Load Restore YES
NO
Default Setting Comments
OFF 81-4 Over/Under Frequency
Protection
3600 sec Load restoration monitor
time
2 Load restoration maximal
no. of cycles
OFF Load restoration element 1
49.50 Hz Load restoration elem. 1
start frequency
59.50 Hz Load restoration elem. 1
start frequency
0.04 Hz Load restoration element 1
Pickup
600 sec Load restoration element 1
Pickup time
0.02 Hz Load restoration element 1
Dropout
60 sec Load restoration element 1
Dropout time
1.00 sec Load restoration element 1
CB Close time
NO Load restoration element 1
after 81-1
NO Load restoration element 1
after 81-2
NO Load restoration element 1
after 81-3
NO Load restoration element 1
after 81-4
OFF Load restoration element 2
49.00 Hz Load restoration elem. 2
start frequency
59.00 Hz Load restoration elem. 2
start frequency
0.04 Hz Load restoration element 2
Pickup
600 sec Load restoration element 2
Pickup time
0.02 Hz Load restoration element 2
Dropout
60 sec Load restoration element 2
Dropout time
1.00 sec Load restoration element 2
CB Close time
NO Load restoration element 2
after 81-1
SIPROTEC 4, 7RW80, Manual
C53000-G1140-C233-4, Edition 07.2018