Siemens SIPROTEC 4 7UT6 Series - Page 577

Addr. Parameter Function C Setting Options Default Setting Comments
4312 t(U/f=1.35) Overexcit. 0 .. 20000 sec 13 sec U/f = 1.35 Time Delay
4313 t(U/f=1.40) Overexcit. 0 .. 20000 sec 10 sec U/f = 1.40 Time Delay
4314 T COOL DOWN Overexcit. 0 .. 20000 sec 3600 sec Time for cool down
4401 THERM. OVERLOAD Therm.Over-
load2
OFF
ON
Block relay
Alarm Only
OFF Thermal Overload Protec-
tion
4402 K-FACTOR Therm.Over-
load2
0.10 .. 4.00 1.10 K-Factor
4403 TIME CONSTANT Therm.Over-
load2
1.0 .. 999.9 min 100.0 min Thermal Time Constant
4404 Θ ALARM Therm.Over-
load2
50 .. 100 % 90 % Thermal Alarm Stage
4405 I ALARM Therm.Over-
load2
0.10 .. 4.00 I/InS 1.00 I/InS Current Overload Alarm
Setpoint
4407A Kτ-FACTOR Therm.Over-
load2
1.0 .. 10.0 1.0 Kt-FACTOR when motor
stops
4408A T EMERGENCY Therm.Over-
load2
10 .. 15000 sec 100 sec Emergency Time
4409A I MOTOR START Therm.Over-
load2
0.60 .. 10.00 I/InS;
∞
∞ I/InS Current Pickup Value of
Motor Starting
4410 TEMPSENSOR RTD Therm.Over-
load2
1 .. 6 1 Temperature sensor
connected to RTD
4411 TEMPSENSOR RTD Therm.Over-
load2
1 .. 12 1 Temperature sensor
connected to RTD
4412 TEMP. RISE I Therm.Over-
load2
40 .. 200 °C 100 °C Temperature Rise at
Rated Sec. Curr.
4413 TEMP. RISE I Therm.Over-
load2
104 .. 392 °F 212 °F Temperature Rise at
Rated Sec. Curr.
4420 OIL-DET. RTD Therm.Over-
load2
1 .. 6 1 Oil-Detector conected at
RTD
4421 OIL Sensor RTD Therm.Over-
load2
1 .. 12 1 Oil sensor connected to
RTD
4422 HOT SPOT ST. 1 Therm.Over-
load2
98 .. 140 °C 98 °C Hot Spot Temperature
Stage 1 Pickup
4423 HOT SPOT ST. 1 Therm.Over-
load2
208 .. 284 °F 208 °F Hot Spot Temperature
Stage 1 Pickup
4424 HOT SPOT ST. 2 Therm.Over-
load2
98 .. 140 °C 108 °C Hot Spot Temperature
Stage 2 Pickup
4425 HOT SPOT ST. 2 Therm.Over-
load2
208 .. 284 °F 226 °F Hot Spot Temperature
Stage 2 Pickup
4426 AG. RATE ST. 1 Therm.Over-
load2
0.200 .. 128.000 1.000 Aging Rate STAGE 1
Pickup
4427 AG. RATE ST. 2 Therm.Over-
load2
0.200 .. 128.000 2.000 Aging Rate STAGE 2
Pickup
4431 METH. COOLING Therm.Over-
load2
ON
OF
OD
ON Method of Cooling
4432 Y-WIND.EXPONENT Therm.Over-
load2
1.6 .. 2.0 1.6 Y-Winding Exponent
Functions, Settings, Information
F.2 Settings
SIPROTEC 4, 7UT6x, Manual 577
C53000-G1176-C230-5, Edition 09.2016