Siemens SIPROTEC Manual page 697

Addr. Parameter
3151 IEC Curve
3152 ANSI Curve
3153 LOG Curve
3154 3I0p Startpoint
3155 k
3156 S ref
3157 BLK /1p 3I0p
3158 Trip 1p 3I0p
3160 POLARIZATION
3162A Dir. ALPHA
3163A Dir. BETA
3164 3U0>
3165 IY>
3166 3U2>
3167 3I2>
3168 PHI comp
3169 S forward
3170 2nd InrushRest
3171 Imax InrushRest
3172 SOTF Op. Mode
3173 SOTF Time DELAY
3174 BLK for DisZone
3175 EF BLK Dif.PU
3182 3U0>(U0 inv)
3183 U0inv. minimum
3184 T forw. (U0inv)
3185 T rev. (U0inv)
3186A 3U0< forward
SIPROTEC, 7SD5, Manual
C53000-G1176-C169-5, Release date 02.2011
Function C
Earth Fault O/C Normal Inverse
Very Inverse
Extremely Inv.
LongTimeInverse
Earth Fault O/C Inverse
Short Inverse
Long Inverse
Moderately Inv.
Very Inverse
Extremely Inv.
Definite Inv.
Earth Fault O/C Log. inverse
Earth Fault O/C 1.0 .. 4.0
Earth Fault O/C 0.00 .. 3.00 sec
Earth Fault O/C 1A 1 .. 100 VA
5A 5 .. 500 VA
Earth Fault O/C YES
Earth Fault O/C No (non-dir.)
Earth Fault O/C
Earth Fault O/C
Earth Fault O/C YES
Earth Fault O/C NO
Earth Fault O/C
Earth Fault O/C
Earth Fault O/C U0 + IY or U2
U0 + IY
with IY only
with U2 and I2
zero seq. power
Earth Fault O/C 0 .. 360 °
Earth Fault O/C 0 .. 360 °
Earth Fault O/C 0.5 .. 10.0 V
Earth Fault O/C 1A 0.05 .. 1.00 A
5A 0.25 .. 5.00 A
Earth Fault O/C 0.5 .. 10.0 V
Earth Fault O/C 1A 0.05 .. 1.00 A
5A 0.25 .. 5.00 A
Earth Fault O/C 0 .. 360 °
Earth Fault O/C 1A 0.1 .. 10.0 VA
5A 0.5 .. 50.0 VA
Earth Fault O/C 10 .. 45 %
Earth Fault O/C 1A 0.50 .. 25.00 A
5A 2.50 .. 125.00 A
Earth Fault O/C PICKUP
PICKUP+DIRECT.
Earth Fault O/C 0.00 .. 30.00 sec
Earth Fault O/C in zone Z1
in zone Z1/Z1B
in each zone
Earth Fault O/C YES
NO
Earth Fault O/C 1.0 .. 10.0 V
Earth Fault O/C 0.1 .. 5.0 V
Earth Fault O/C 0.00 .. 32.00 sec
Earth Fault O/C 0.00 .. 32.00 sec
Earth Fault O/C 0.1 .. 10.0 V; 0
Setting Options Default Setting
Normal Inverse
Inverse
Log. inverse
1.1
0.50 sec
10 VA
50 VA
YES
YES
U0 + IY or U2
338 °
122 °
0.5 V
0.05 A
0.25 A
0.5 V
0.05 A
0.25 A
255 °
0.3 VA
1.5 VA
15 %
7.50 A
37.50 A
PICKUP+DIRECT.
0.00 sec
in each zone
YES
5.0 V
0.2 V
0.90 sec
1.20 sec
0.0 V
Appendix
A.7 Settings
Comments
IEC Curve
ANSI Curve
LOGARITHMIC Curve
Start point of inverse characteris-
tic
k-factor for Sr-characteristic
S ref for Sr-characteristic
Block 3I0p during 1pole dead
time
Single pole trip with 3I0p
Polarization
ALPHA, lower angle for forward
direction
BETA, upper angle for forward di-
rection
Min. zero seq.voltage 3U0 for po-
larizing
Min. earth current IY for polariz-
ing
Min. neg. seq. polarizing voltage
3U2
Min. neg. seq. polarizing current
3I2
Compensation angle PHI comp.
for Sr
Forward direction power thresh-
old
2nd harmonic ratio for inrush re-
straint
Max.Current, overriding inrush
restraint
Instantaneous mode after
SwitchOnToFault
Trip time delay after SOTF
Block E/F for Distance Protection
Pickup
Block E/F for Differential Prot.
Pickup
3U0> setpoint
Minimum voltage U0min for T-
>oo
T-forward Time delay (U0inv)
T-reverse Time delay (U0inv)
3U0 min for forward direction
697