Siemens 7SC80 Manual page 632

Functions, Settings, Information
F.2 Settings
Addr. Parameter
1247 51-2 Drop-out
1248 51-2 IEC Curve
1249A 51-2V Influence
1250 Tap Changer
1251 T Pulse Tap Chg
1252 T Dead CntPulse
1253 MaxNo TChg UP
1254 MaxNo TChg
DOWN
1255 Tcrit. VoltLvl.
1256A 51-2V V<
1257 51-2 Time adder
1258A 51-3 measurem.
1259 51-3 PICKUP
1260 51-3 TIME DIAL
1261 51-3 Drop-out
1262 51-3 IEC Curve
1263A 51-3V Influence
1264A 51-3V V<
1265 51-3 Time adder
1266A 51-4 measurem.
1267 51-4 PICKUP
1268 51-4 TIME DIAL
1269 51-4 Drop-out
632
Function C Setting Options
50/51 Overcur. Instantaneous
Disk Emulation
50/51 Overcur. NO
Normal Inverse
Very Inverse
Extremely Inv.
Long Inverse
50/51 Overcur. NO
Volt. controll.
Volt. restraint
Tap Changer OFF
ON
Tap Changer 0.00 .. 900.00 sec
Tap Changer 0.00 .. 100.00 sec
Tap Changer 0 .. 100
Tap Changer 0 .. 100
Tap Changer 0.00 .. 120.00 sec
50/51 Overcur. 10.0 .. 125.0 V
50/51 Overcur. 0.00 .. 30.00 sec
50/51 Overcur. Fundamental
True RMS
50/51 Overcur. 1A 0.02 .. 4.00 A; ∞
5A 0.10 .. 20.00 A; ∞
50/51 Overcur. 0.01 .. 20.00 sec; ∞ 0.50 sec
50/51 Overcur. Instantaneous
Disk Emulation
50/51 Overcur. NO
Normal Inverse
Very Inverse
Extremely Inv.
Long Inverse
50/51 Overcur. NO
Volt. controll.
Volt. restraint
50/51 Overcur. 10.0 .. 125.0 V
50/51 Overcur. 0.00 .. 30.00 sec
50/51 Overcur. Fundamental
True RMS
50/51 Overcur. 1A 0.02 .. 4.00 A; ∞
5A 0.10 .. 20.00 A; ∞
50/51 Overcur. 0.01 .. 20.00 sec; ∞ 0.50 sec
50/51 Overcur. Instantaneous
Disk Emulation
Default Setting Comments
Disk Emulation Drop-out characteristic
Normal Inverse 51-2 IEC Curve
NO 51-2V Voltage Influence
OFF Tap Changer
10.00 sec Tap changer pulse width
1.00 sec Deadtime between
counter pulses
10 Maximum number of Tap
Changer Up-Steps
10 Maximum number of Tap
Changer Down-Steps
20.00 sec Time critical Voltage level
50.0 V 51-2V V<Threshold for
Release Ip
0.00 sec Constant time adder 51-2
Fundamental 51-3 measurement of
1.00 A 51-3 Pickup
5.00 A
51-3 Time Dial
Disk Emulation Drop-out characteristic
Normal Inverse 51-3 IEC Curve
NO 51-3V Voltage Influence
50.0 V 51-3V V<Threshold for
Release Ip
0.00 sec Constant time adder 51-3
Fundamental 51-4 measurement of
1.00 A 51-4 Pickup
5.00 A
51-4 Time Dial
Disk Emulation Drop-out characteristic
SIPROTEC Compact, 7SC80, Manual
E50417-G1140-C486-A8, Edition 07.2017