Siemens SIPROTEC 4 7VE61 - Page 271

Addr. Parameter Function Setting Options Default Setting Comments
6445 dα SYN α2<α1 SYNC function 4 2 .. 80 ° 10 ° Maximum angle difference
alpha2<alpha1
6446 T SYNC-DELAY SYNC function 4 0.00 .. 60.00 sec 10.00 sec Release delay at synchro-
nous conditions
6450 dU SYNC U2>U1 SYNC function 4 0.0 .. 40.0 V 2.0 V Maximum voltage differ-
ence U2>U1
6451 dU SYNC U2<U1 SYNC function 4 0.0 .. 40.0 V 2.0 V Maximum voltage differ-
ence U2<U1
6452 df SYNC f2>f1 SYNC function 4 0.00 .. 2.00 Hz 0.10 Hz Maximum frequency differ-
ence f2>f1
6453 df SYNC f2<f1 SYNC function 4 0.00 .. 2.00 Hz 0.10 Hz Maximum frequency differ-
ence f2<f1
6454 dα SYNC α2> α1 SYNC function 4 2 .. 80 ° 10 ° Maximum angle difference
alpha2>alpha1
6455 dα SYNC α2< α1 SYNC function 4 2 .. 80 ° 10 ° Maximum angle difference
alpha2<alpha1
6460 TAP CHG. OBJ. SYNC function 4 OBJVERWparaMEIN-
STELL
none Tap changer object
6461 #STEP NOM. VOLT SYNC function 4 -62 .. 62 0 # of tap changer at nom.
voltage
6462 TAP STEP SYNC function 4 -20.00 .. 20.00 % 0.00 % Step size tap changer
6470 U BALANCING SYNC function 4 OFF
Tap changer
Pulse
OFF Voltage balancing
6471 T U PULS MIN SYNC function 4 10 .. 1000 ms 100 ms Minimum pulse duration for
U balancing
6472 T U PULS MAX SYNC function 4 1.00 .. 32.00 sec 1.00 sec Maximum pulse duration
for U balancing
6473 dU2 / dt SYNC function 4 0.1 .. 50.0 V/s 2.0 V/s dU/dt of the controller
6474 T U PAUSE SYNC function 4 0.00 .. 32.00 sec 5.00 sec Transient time of the U-
controller
6475A SMOOTHING U SYNC function 4 1 .. 100 1 Smoothing factor for the
voltage
6476A (U/Un) / (f/fn) SYNC function 4 1.00 .. 1.40 1.10 Maximum permissible over-
excitation
6480 f BALANCING SYNC function 4 OFF
Pulse
OFF Frequency balancing
6481 T f PULS MIN SYNC function 4 10 .. 1000 ms 20 ms Minimum pulse duration for
f balancing
6482 T f PULS MAX SYNC function 4 1.00 .. 32.00 sec 1.00 sec Maximum pulse duration
for f balancing
6483 df2 / dt SYNC function 4 0.05 .. 5.00 Hz/s 1.00 Hz/s df/dt of the controller
6484 T f PAUSE SYNC function 4 0.00 .. 32.00 sec 5.00 sec Transient time of the f-
controller
6485 Δf SET POINT SYNC function 4 -1.00 .. 1.00 Hz 0.04 Hz Set point for frequency
balancing
6486A SMOOTHING f SYNC function 4 1 .. 100 1 Smoothing factor for the
frequency
6487 KICK PULSE SYNC function 4 OFF
ON
ON Release of kick pulses
6488A Δf KICK SYNC function 4 -0.10 .. 0.10 Hz 0.04 Hz df for the kick pulse
Functions, Settings, Information
E.2 Settings
SIPROTEC 4, 7VE61 and 7VE63, Manual 271
C53000-G1176-C163-3, Edition 10.2017