Siemens SIPROTEC 4 7VE61 - Page 279

Addr. Parameter Function Setting Options Default Setting Comments
6812 T-SYN. DURATION SYNC function 8 0.01 .. 1200.00 sec 1200.00 sec Maximum duration of
synchronism-check
6813 PHASE SEQUENCE SYNC function 8 NO
L1 L2 L3
L1 L3 L2
NO Phase sequence check
6820 T-CB close SYNC function 8 10 .. 1000 ms 2147483647 ms Closing (operating) time of
CB
6821 Balancing U1/U2 SYNC function 8 0.50 .. 2.00 1.00 Balancing factor U1/U2
6822A ANGLE ADJUSTM. SYNC function 8 0 .. 359 ° 0 ° Angle adjustment (trans-
former)
6824 VT Un1, primary SYNC function 8 0.10 .. 999.99 kV 15.75 kV VT nominal voltage U1,
primary
6825 VT Un2, primary SYNC function 8 0.10 .. 999.99 kV 15.75 kV VT nominal voltage U2,
primary
6826 Unom SECONDARY SYNC function 8 80 .. 125 V 100 V Rated Secondary Voltage
(Ph-Ph)
6827 T CLS CMD MIN SYNC function 8 0.01 .. 10.00 sec 0.10 sec Min close command time of
the CB
6830 dU ASYN U2>U1 SYNC function 8 0.0 .. 40.0 V 2.0 V Maximum voltage differ-
ence U2>U1
6831 dU ASYN U2<U1 SYNC function 8 0.0 .. 40.0 V 2.0 V Maximum voltage differ-
ence U2<U1
6832 df ASYN f2>f1 SYNC function 8 0.00 .. 2.00 Hz 0.10 Hz Maximum frequency differ-
ence f2>f1
6833 df ASYN f2<f1 SYNC function 8 0.00 .. 2.00 Hz 0.10 Hz Maximum frequency differ-
ence f2<f1
6840 SYNC PERMIS. SYNC function 8 NO
YES
NO Switching at synchronous
conditions
6841 F SYNCHRON SYNC function 8 0.01 .. 0.04 Hz 0.01 Hz Frequency threshold ASYN
<--> SYN
6842 dU SYN U2>U1 SYNC function 8 0.0 .. 40.0 V 2.0 V Maximum voltage differ-
ence U2>U1
6843 dU SYN U2<U1 SYNC function 8 0.0 .. 40.0 V 2.0 V Maximum voltage differ-
ence U2<U1
6844 dα SYN α2>α1 SYNC function 8 2 .. 80 ° 10 ° Maximum angle difference
alpha2>alpha1
6845 dα SYN α2<α1 SYNC function 8 2 .. 80 ° 10 ° Maximum angle difference
alpha2<alpha1
6846 T SYNC-DELAY SYNC function 8 0.00 .. 60.00 sec 10.00 sec Release delay at synchro-
nous conditions
6850 dU SYNC U2>U1 SYNC function 8 0.0 .. 40.0 V 2.0 V Maximum voltage differ-
ence U2>U1
6851 dU SYNC U2<U1 SYNC function 8 0.0 .. 40.0 V 2.0 V Maximum voltage differ-
ence U2<U1
6852 df SYNC f2>f1 SYNC function 8 0.00 .. 2.00 Hz 0.10 Hz Maximum frequency differ-
ence f2>f1
6853 df SYNC f2<f1 SYNC function 8 0.00 .. 2.00 Hz 0.10 Hz Maximum frequency differ-
ence f2<f1
6854 dα SYNC α2> α1 SYNC function 8 2 .. 80 ° 10 ° Maximum angle difference
alpha2>alpha1
Functions, Settings, Information
E.2 Settings
SIPROTEC 4, 7VE61 and 7VE63, Manual 279
C53000-G1176-C163-3, Edition 10.2017