Siemens SIPROTEC 4 7VE61 - Page 77

Addr. Parameter Setting Options Default Setting Comments
6130 dU ASYN U2>U1 0.0 .. 40.0 V 2.0 V Maximum voltage difference
U2>U1
6131 dU ASYN U2<U1 0.0 .. 40.0 V 2.0 V Maximum voltage difference
U2<U1
6132 df ASYN f2>f1 0.00 .. 2.00 Hz 0.10 Hz Maximum frequency difference
f2>f1
6133 df ASYN f2<f1 0.00 .. 2.00 Hz 0.10 Hz Maximum frequency difference
f2<f1
6140 SYNC PERMIS. NO
YES
NO Switching at synchronous condi-
tions
6141 F SYNCHRON 0.01 .. 0.04 Hz 0.01 Hz Frequency threshold ASYN <-->
SYN
6142 dU SYN U2>U1 0.0 .. 40.0 V 2.0 V Maximum voltage difference
U2>U1
6143 dU SYN U2<U1 0.0 .. 40.0 V 2.0 V Maximum voltage difference
U2<U1
6144 dα SYN α2>α1 2 .. 80 ° 10 ° Maximum angle difference
alpha2>alpha1
6145 dα SYN α2<α1 2 .. 80 ° 10 ° Maximum angle difference
alpha2<alpha1
6146 T SYNC-DELAY 0.00 .. 60.00 sec 10.00 sec Release delay at synchronous
conditions
6150 dU SYNC U2>U1 0.0 .. 40.0 V 2.0 V Maximum voltage difference
U2>U1
6151 dU SYNC U2<U1 0.0 .. 40.0 V 2.0 V Maximum voltage difference
U2<U1
6152 df SYNC f2>f1 0.00 .. 2.00 Hz 0.10 Hz Maximum frequency difference
f2>f1
6153 df SYNC f2<f1 0.00 .. 2.00 Hz 0.10 Hz Maximum frequency difference
f2<f1
6154 dα SYNC α2> α1 2 .. 80 ° 10 ° Maximum angle difference
alpha2>alpha1
6155 dα SYNC α2< α1 2 .. 80 ° 10 ° Maximum angle difference
alpha2<alpha1
6160 TAP CHG. OBJ. (Einstellmöglichkeiten
anwendungsabhängig)
none Tap changer object
6161 #STEP NOM. VOLT -62 .. 62 0 # of tap changer at nom. voltage
6162 TAP STEP -20.00 .. 20.00 % 0.00 % Step size tap changer
6170 U BALANCING OFF
Tap changer
Pulse
OFF Voltage balancing
6171 T U PULS MIN 10 .. 1000 ms 100 ms Minimum pulse duration for U
balancing
6172 T U PULS MAX 1.00 .. 32.00 sec 1.00 sec Maximum pulse duration for U
balancing
6173 dU2 / dt 0.1 .. 50.0 V/s 2.0 V/s dU/dt of the controller
6174 T U PAUSE 0.00 .. 32.00 sec 5.00 sec Transient time of the U-controller
6175A SMOOTHING U 1 .. 100 1 Smoothing factor for the voltage
6176A (U/Un) / (f/fn) 1.00 .. 1.40 1.10 Maximum permissible overexcita-
tion
Functions
2.2 Paralleling Functions
SIPROTEC 4, 7VE61 and 7VE63, Manual 77
C53000-G1176-C163-3, Edition 10.2017