Siemens SIPROTEC 4 7SD80 Manual page 350

Line differential protection
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Functions, Settings, Information
F.2 Settings
Addr. Parameter
3912
50NBF PICKUP
3913
T2StartCriteria
3921
End Flt. elem.
3922
EndFault Delay
4001
FCT 74TC
4002
No. of BI
4003
Alarm Delay
4201
FCT 49
4202
49 K-FACTOR
4203
TIME CONSTANT
4204
49 Θ ALARM
4205
I ALARM
4206
CALC. METHOD
4501
PDI FO
4502
PDI FO TER
4503
PDI FO level
4510
TD-DATA DISTURB
4512
Td ResetRemote
4601
PDI Cu
4602
PDI Cu TER
4603
PDI Cu mode
4604
PDI Cu MAX ATT
4605
PDI Cu S/N
4701
ID OF MASTER
350
Function
C
Setting Options
50BF BkrFailure 1A
0.05 .. 20.00 A
5A
0.25 .. 100.00 A
50BF BkrFailure
With exp. of T1
Parallel withT1
50BF BkrFailure
ON
OFF
50BF BkrFailure
0.00 .. 30.00 sec; ∞ 2.00 sec
74TC TripCirc.
ON
OFF
74TC TripCirc.
1 .. 2
74TC TripCirc.
1 .. 30 sec
49 Th.Overload
OFF
ON
Alarm Only
49 Th.Overload
0.10 .. 4.00
49 Th.Overload
1.0 .. 999.9 min
49 Th.Overload
50 .. 100 %
49 Th.Overload 1A
0.10 .. 4.00 A
5A
0.50 .. 20.00 A
49 Th.Overload
Θ max
Average Θ
Θ from Imax
Prot.Interface
ON
OFF
Prot.Interface
0.5 .. 20.0 %
Prot.Interface
-30 .. -10 dBm
Prot.Interface
0.05 .. 2.00 sec
Prot.Interface
0.00 .. 300.00 sec;
Prot.Interface
ON
OFF
Prot.Interface
0.5 .. 20.0 %
Prot.Interface
01
02
03
04
05
06
Prot.Interface
0 .. 46 dB
Prot.Interface
6 .. 30 dB
Diff.-Topo
1 .. 65534
Default Setting
Comments
0.10 A
50NBF Pickup neutral
current threshold
0.50 A
Parallel withT1
T2 Start Criteria
OFF
End fault element
Trip delay of end fault
element
OFF
74TC TRIP Circuit Supervi-
sion
2
Number of Binary Inputs
per trip circuit
2 sec
Delay Time for alarm
OFF
49 Thermal overload
protection
1.10
49 K-Factor
100.0 min
Time Constant
90 %
49 Thermal Alarm Stage
1.00 A
Current Overload Alarm
Setpoint
5.00 A
Θ max
Method of Acquiring
Temperature
ON
Protection Data Interface
fibre optic
1.0 %
PDI FO max. telegram
error rate
-28 dBm
PDI FO min. receive level
0.10 sec
Time delay for data
disturbance alarm
0.00 sec
Remote signal RESET
DELAY for comm.fail
ON
Protection Data Interface
copper
1.0 %
PDI Cu max. telegram
error rate
01
PDI Cu operation mode
46 dB
PDI Cu maximum attenu-
ation
6 dB
PDI Cu min signal to noise
ratio
1
Identification number of
Master
SIPROTEC 4, 7SD80, Manual
E50417-G1100-C474-A2, Edition 02.2018

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