Siemens siprotec 7SA6 User Manual page 736

Distance protection
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Appendix
Addr.
Setting Title
2913A
FFM U<max (3ph)
2914A
FFM Idelta (3p)
2921
T mcb
3001
Sens. Earth Flt
3002
3U0>
3003
Uph-e min
3004
Uph-e max
3005
3I0>
3006
T Sens.E/F
3007
T 3U0>
3008A
TRIP Direction
3010
CT Err. I1
3011
CT Err. F1
3012
CT Err. I2
3013
CT Err. F2
3101
FCT EarthFltO/C
3102
BLOCK for Dist.
3103
BLOCK 1pDeadTim Earth fault overcur-
3104A
Iph-STAB. Slope
3105A
3IoMin Teleprot
3105A
3IoMin Teleprot
3110
Op. mode 3I0>>>
B-12
Function
Setting Options
Measurement
2..100 V
Supervision
Measurement
0.05..1.00 A
Supervision
Measurement
0..30 ms
Supervision
Sensitive Earth
Alarm Only
Flt.(comp/ isol.
ON
starp.)
OFF
Sensitive Earth
1..150 V
Flt.(comp/ isol.
starp.)
Sensitive Earth
10..100 V
Flt.(comp/ isol.
starp.)
Sensitive Earth
10..100 V
Flt.(comp/ isol.
starp.)
Sensitive Earth
0.003..1.000 A
Flt.(comp/ isol.
starp.)
Sensitive Earth
0.00..320.00 sec
Flt.(comp/ isol.
starp.)
Sensitive Earth
0.00..320.00 sec
Flt.(comp/ isol.
starp.)
Sensitive Earth
Forward
Flt.(comp/ isol.
Reverse
starp.)
Non-Directional
Sensitive Earth
0.003..1.600 A
Flt.(comp/ isol.
starp.)
0.0..5.0 °
Sensitive Earth
Flt.(comp/ isol.
starp.)
Sensitive Earth
0.003..1.600 A
Flt.(comp/ isol.
starp.)
0.0..5.0 °
Sensitive Earth
Flt.(comp/ isol.
starp.)
Earth fault overcur-
ON
rent
OFF
Earth fault overcur-
with every Pickup
rent
with single-phase Pickup
with multi-phase Pickup
NO
YES
rent
NO
Earth fault overcur-
0..30 %
rent
Earth fault overcur-
0.01..1.00 A
rent
Earth fault overcur-
0.003..1.000 A
rent
Earth fault overcur-
Forward
rent
Reverse
Non-Directional
Inactive
Default Setting
5 V
Maximum Voltage Threshold U<
(3phase)
0.10 A
Delta Current Threshold (3phase)
0 ms
T mcb
Alarm Only
Sensitive Earth Flt.(comp/ isol. starp.)
50 V
3U0> pickup
40 V
Uph-e min of faulted phase
75 V
Uph-e max of healthy phases
0.050 A
3I0> Release directional element
1.00 sec
Time delay for sens. E/F detection
0.00 sec
Time delay for sens. E/F trip
Forward
Direction for sens. E/F trip
0.050 A
Current I1 for CT Angle Error
0.0 °
CT Angle Error at I1
1.000 A
Current I2 for CT Angle Error
0.0 °
CT Angle Error at I2
ON
Earth Fault overcurrent function is
with every Pickup
Block E/F for Distance protection
NO
Block E/F for 1pole Dead time
10 %
Stabilisation Slope with Iphase
0.50 A
3Io-Min threshold for Teleprot.
schemes
0.500 A
3Io-Min threshold for Teleprot.
schemes
Inactive
Operating mode
Comments

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