Siemens SIPROTEC 4 7VE61 - Page 280

Addr. Parameter Function Setting Options Default Setting Comments
6855 dα SYNC α2< α1 SYNC function 8 2 .. 80 ° 10 ° Maximum angle difference
alpha2<alpha1
6860 TAP CHG. OBJ. SYNC function 8 OBJVERWparaMEIN-
STELL
none Tap changer object
6861 #STEP NOM. VOLT SYNC function 8 -62 .. 62 0 # of tap changer at nom.
voltage
6862 TAP STEP SYNC function 8 -20.00 .. 20.00 % 0.00 % Step size tap changer
6870 U BALANCING SYNC function 8 OFF
Tap changer
Pulse
OFF Voltage balancing
6871 T U PULS MIN SYNC function 8 10 .. 1000 ms 100 ms Minimum pulse duration for
U balancing
6872 T U PULS MAX SYNC function 8 1.00 .. 32.00 sec 1.00 sec Maximum pulse duration
for U balancing
6873 dU2 / dt SYNC function 8 0.1 .. 50.0 V/s 2.0 V/s dU/dt of the controller
6874 T U PAUSE SYNC function 8 0.00 .. 32.00 sec 5.00 sec Transient time of the U-
controller
6875A SMOOTHING U SYNC function 8 1 .. 100 1 Smoothing factor for the
voltage
6876A (U/Un) / (f/fn) SYNC function 8 1.00 .. 1.40 1.10 Maximum permissible over-
excitation
6880 f BALANCING SYNC function 8 OFF
Pulse
OFF Frequency balancing
6881 T f PULS MIN SYNC function 8 10 .. 1000 ms 20 ms Minimum pulse duration for
f balancing
6882 T f PULS MAX SYNC function 8 1.00 .. 32.00 sec 1.00 sec Maximum pulse duration
for f balancing
6883 df2 / dt SYNC function 8 0.05 .. 5.00 Hz/s 1.00 Hz/s df/dt of the controller
6884 T f PAUSE SYNC function 8 0.00 .. 32.00 sec 5.00 sec Transient time of the f-
controller
6885 Δf SET POINT SYNC function 8 -1.00 .. 1.00 Hz 0.04 Hz Set point for frequency
balancing
6886A SMOOTHING f SYNC function 8 1 .. 100 1 Smoothing factor for the
frequency
6887 KICK PULSE SYNC function 8 OFF
ON
ON Release of kick pulses
6888A Δf KICK SYNC function 8 -0.10 .. 0.10 Hz 0.04 Hz df for the kick pulse
6889A T SW-ON MIN SYNC function 8 0.2 .. 1000.0 sec 5.0 sec Min time to switch-on
without balancing
7301 SCAL. U AnalogOutputs 10.0 .. 180.0 V 100.0 V Scaling factor U for 100%
7302 SCAL. f AnalogOutputs 10.00 .. 200.00 Hz 100.00 Hz Scaling factor f for 100%
7303 SCAL. ΔU AnalogOutputs 1.0 .. 180.0 V 5.0 V Scaling factor DELTA U for
100%
7304 SCAL. Δf AnalogOutputs 1.00 .. 200.00 Hz 10.00 Hz Scaling factor DELTA f for
100%
7305 SCAL. Δα AnalogOutputs 1.0 .. 180.0 ° 10.0 ° Scaling factor DELTA ALPHA
for 100%
Functions, Settings, Information
E.2 Settings
280 SIPROTEC 4, 7VE61 and 7VE63, Manual
C53000-G1176-C163-3, Edition 10.2017