Siemens SIPROTEC 7UM62 - Page 578

Appendix
A.7 Settings
SIPROTEC, 7UM62, Manual
C53000-G1176-C149-7, Release date 03.2010
578
1405 IEC CURVE O/C Prot. Ip Normal Inverse
Very Inverse
Extremely Inv.
Normal Inverse IEC Curve
1406 ANSI CURVE O/C Prot. Ip Very Inverse
Inverse
Moderately Inv.
Extremely Inv.
Definite Inv.
Very Inverse ANSI Curve
1407 VOLT. INFLUENCE O/C Prot. Ip without
Volt. controll.
Volt. restraint
without Voltage Influence
1408 U< O/C Prot. Ip 10.0 .. 125.0 V 75.0 V U< Threshold for Release Ip
1601 Ther. OVER LOAD Therm. Overload OFF
ON
Block relay
Alarm Only
OFF Thermal Overload Protection
1602 K-FACTOR Therm. Overload 0.10 .. 4.00 1.11 K-Factor
1603 TIME CONSTANT Therm. Overload 30 .. 32000 sec 600 sec Thermal Time Constant
1604 Θ ALARM Therm. Overload 70 .. 100 % 90 % Thermal Alarm Stage
1605 TEMP. RISE I Therm. Overload 40 .. 200 °C 100 °C Temperature Rise at Rated Sec.
Curr.
1606 TEMP. RISE I Therm. Overload 104 .. 392 °F 212 °F Temperature Rise at Rated Sec.
Curr.
1607 TEMP. INPUT Therm. Overload Disabled
4-20 mA
Fieldbus
RTD 1
Disabled Temperature Input
1608 TEMP. SCAL. Therm. Overload 40 .. 300 °C 100 °C Temperature for Scaling
1609 TEMP. SCAL. Therm. Overload 104 .. 572 °F 212 °F Temperature for Scaling
1610A I ALARM Therm. Overload 5A 0.50 .. 20.00 A 5.00 A Current Overload Alarm Setpoint
1A 0.10 .. 4.00 A 1.00 A
1612A Kτ-FACTOR Therm. Overload 1.0 .. 10.0 1.0 Kt-Factor when Motor Stops
1615A I MAX THERM. Therm. Overload 5A 2.50 .. 40.00 A 16.50 A Maximum Current for Thermal
Replica
1A 0.50 .. 8.00 A 3.30 A
1616A T EMERGENCY Therm. Overload 10 .. 15000 sec 100 sec Emergency Time
1701 UNBALANCE LOAD Unbalance Load OFF
ON
Block relay
OFF Unbalance Load Protection
1702 I2> Unbalance Load 3.0 .. 30.0 % 10.6 % Continously Permissible Current
I2
1703 T WARN Unbalance Load 0.00 .. 60.00 sec; ∞ 20.00 sec Warning Stage Time Delay
1704 FACTOR K Unbalance Load 1.0 .. 100.0 sec; ∞ 18.7 sec Negativ Sequence Factor K
1705 T COOL DOWN Unbalance Load 0 .. 50000 sec 1650 sec Time for Cooling Down
1706 I2>> Unbalance Load 10 .. 200 % 60 % I2>> Pickup
1707 T I2>> Unbalance Load 0.00 .. 60.00 sec; ∞ 3.00 sec T I2>> Time Delay
1801 O/C STARTUP O/C Startup OFF
ON
Block relay
OFF Startup O/C protection
1802 STARTUP I> O/C Startup 5A 0.50 .. 100.00 A 6.50 A I> Pickup
1A 0.10 .. 20.00 A 1.30 A
1803 STARTUP T I> O/C Startup 0.00 .. 60.00 sec; ∞ 0.50 sec T I> Time Delay
2001 DIFF. PROT. Diff. Prot OFF
ON
Block relay
OFF Differential Protection
2005 INC.CHAR.START Diff. Prot OFF
ON
OFF Increase of Trip Char. During
Start
2006 INRUSH 2.HARM. Diff. Prot OFF
ON
ON Inrush with 2. Harmonic Restraint
2007 RESTR. n.HARM. Diff. Prot OFF
3. Harmonic
5. Harmonic
OFF n-th Harmonic Restraint
2021 I-DIFF> Diff. Prot 0.05 .. 2.00 I/InO 0.20 I/InO Pickup Value of Differential Curr.
2026A T I-DIFF> Diff. Prot 0.00 .. 60.00 sec; ∞ 0.00 sec T I-DIFF> Time Delay
Addr. Parameter Function C Setting Options Default Setting Comments