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Functions
2.8 Earth Fault Protection in Earthed Systems (optional)
Addr.
Parameter
3137
Trip 1p 3I0>
3140
Op. mode 3I0p
3141
3I0p PICKUP
3141
3I0p PICKUP
3142
3I0p MinT-DELAY
3143
3I0p Time Dial
3144
3I0p Time Dial
3145
3I0p Time Dial
3146
3I0p MaxT-DELAY
3147
Add.T-DELAY
3148
3I0p Telep/BI
3149
3I0p SOTF-Trip
3150
3I0p InrushBlk
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
246
C
Setting Options
YES
NO
Forward
Reverse
Non-Directional
Inactive
1A
0.05 .. 25.00 A
5A
0.25 .. 125.00 A
1A
0.003 .. 25.000 A
5A
0.015 .. 125.000 A
0.00 .. 30.00 sec
0.05 .. 3.00 sec; ∞
0.50 .. 15.00 ; ∞
0.05 .. 15.00 sec; ∞
0.00 .. 30.00 sec
0.00 .. 30.00 sec; ∞
NO
YES
NO
YES
NO
YES
Normal Inverse
Very Inverse
Extremely Inv.
LongTimeInverse
Inverse
Short Inverse
Long Inverse
Moderately Inv.
Very Inverse
Extremely Inv.
Definite Inv.
Log. inverse
1.0 .. 4.0
0.00 .. 3.00 sec
1A
1 .. 100 VA
5A
5 .. 500 VA
YES
No (non-dir.)
YES
NO
Default Setting
YES
Single pole trip with 3I0>
Inactive
Operating mode
1.00 A
3I0p Pickup
5.00 A
1.000 A
3I0p Pickup
5.000 A
1.20 sec
3I0p Minimum Time Delay
0.50 sec
3I0p Time Dial
5.00
3I0p Time Dial
1.35 sec
3I0p Time Dial
5.80 sec
3I0p Maximum Time Delay
1.20 sec
Additional Time Delay
NO
Instantaneous trip via Tele-
prot./BI
NO
Instantaneous trip after
SwitchOnToFault
NO
Inrush Blocking
Normal Inverse
IEC Curve
Inverse
ANSI Curve
Log. inverse
LOGARITHMIC Curve
1.1
Start point of inverse char-
acteristic
0.50 sec
k-factor for Sr-characteris-
tic
10 VA
S ref for Sr-characteristic
50 VA
YES
Block 3I0p during 1pole
dead time
YES
Single pole trip with 3I0p
SIPROTEC, 7SD5, Manual
C53000-G1176-C169-5, Release date 02.2011
Comments
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