Siemens siprotec 7SD5 User Manual

A.7 Settings
629
7SD5 Manual
C53000-G1176-C169-1
3140 Op. mode 3I0p Earth Fault O/C
Earth Fault O/C
Earth Fault O/C
Earth Fault O/C
Forward
Reverse
Non-Directional
Inactive
Inactive Operating mode
3141 3I0p PICKUP Earth Fault O/C
Earth Fault O/C
Earth Fault O/C
Earth Fault O/C
1A 0.05 .. 25.00 A 1.00 A 3I0p Pickup
5A 0.25 .. 125.00 A 5.00 A
3141 3I0p PICKUP Earth Fault O/C
Earth Fault O/C
Earth Fault O/C
Earth Fault O/C
1A 0.003 .. 25.000 A 1.000 A 3I0p Pickup
5A 0.015 .. 125.000 A 5.000 A
3142 3I0p MinT-DELAY Earth Fault O/C 0.00 .. 30.00 sec 1.20 sec 3I0p Minimum Time Delay
3143 3I0p Time Dial Earth Fault O/C 0.05 .. 3.00 sec; ∞ 0.50 sec 3I0p Time Dial
3144 3I0p Time Dial Earth Fault O/C 0.50 .. 15.00 ; ∞ 5.00 3I0p Time Dial
3145 3I0p Time Dial Earth Fault O/C 0.05 .. 15.00 sec; ∞ 1.35 sec 3I0p Time Dial
3146 3I0p MaxT-DELAY Earth Fault O/C 0.00 .. 30.00 sec 5.80 sec 3I0p Maximum Time Delay
3147 Add.T-DELAY Earth Fault O/C
Earth Fault O/C
Earth Fault O/C
Earth Fault O/C
0.00 .. 30.00 sec; ∞ 1.20 sec Additional Time Delay
3148 3I0p Telep/BI Earth Fault O/C
Earth Fault O/C
Earth Fault O/C
Earth Fault O/C
NO
YES
NO Instantaneous trip via Tele-
prot./BI
3149 3I0p SOTF-Trip Earth Fault O/C
Earth Fault O/C
Earth Fault O/C
Earth Fault O/C
NO
YES
NO Instantaneous trip after Switch-
OnToFault
3150 3I0p InrushBlk Earth Fault O/C
Earth Fault O/C
Earth Fault O/C
Earth Fault O/C
NO
YES
NO Inrush Blocking
3151 IEC Curve Earth Fault O/C Normal Inverse
Very Inverse
Extremely Inv.
LongTimeInverse
Normal Inverse IEC Curve
3152 ANSI Curve Earth Fault O/C Inverse
Short Inverse
Long Inverse
Moderately Inv.
Very Inverse
Extremely Inv.
Definite Inv.
Inverse ANSI Curve
3153 LOG Curve Earth Fault O/C Log. inverse Log. inverse LOGARITHMIC Curve
3154 3I0p Startpoint Earth Fault O/C 1.0 .. 4.0 1.1 Start point of inverse characteris-
tic
3155 k Earth Fault O/C 0.00 .. 3.00 sec 0.50 sec k-factor for Sr-characteristic
3156 S ref Earth Fault O/C 1A 1 .. 100 VA 10 VA S ref for Sr-characteristic
5A 5 .. 500 VA 50 VA
3160 POLARIZATION Earth Fault O/C U0 + IY or U2
U0 + IY
with IY only
with U2 and I2
zero seq. power
U0 + IY or U2 Polarization
3162A Dir. ALPHA Earth Fault O/C 0 .. 360 ° 338 ° ALPHA, lower angle for forward
direction
3163A Dir. BETA Earth Fault O/C 0 .. 360 ° 122 ° BETA, upper angle for forward di-
rection
3164 3U0> Earth Fault O/C 0.5 .. 10.0 V 0.5 V Min. zero seq.voltage 3U0 for po-
larizing
3165 IY> Earth Fault O/C 1A 0.05 .. 1.00 A 0.05 A Min. earth current IY for polariz-
ing
5A 0.25 .. 5.00 A 0.25 A
3166 3U2> Earth Fault O/C 0.5 .. 10.0 V 0.5 V Min. neg. seq. polarizing voltage
3U2
3167 3I2> Earth Fault O/C 1A 0.05 .. 1.00 A 0.05 A Min. neg. seq. polarizing current
3I2
5A 0.25 .. 5.00 A 0.25 A
Addr. Parameter Function C Setting Options Default Setting Comments
www . ElectricalPartManuals . com

Siemens siprotec 7SD5 Specifications

General

Brand	Siemens
Model	siprotec 7SD5
Category	Relays
Language	English