SMA Solar Technology AG
12 Parameters
User Manual
SCCP-JP-BA-A4-en-12
95
VArCtlVolHystDb
Specification of reactive
power as a function of the
line voltage (Q = f(V)
characteristic curve)
VArCtlVolHysDbA
Specification of reactive
power as a function of line
voltage with activation
power
Q-VArSubVal
Proxy value for reactive
power setpoint outside
of normal feed-in
operation in the event of
communication
disturbance
− 220 kVAr to +220 kVAr SC 500CP-JP
0 kVAr
− 310 kVAr to +310 kVAr SC 630CP-JP
− 385 kVAr to +385 kVAr SC 800CP-JP
Q-VArSubValRun
Proxy value for reactive
power setpoint in
normal feed-in
operation in the event of
communication
disturbance
− 220 kVAr to +220 kVAr SC 500CP-JP
0 kVAr
− 310 kVAr to +310 kVAr SC 630CP-JP
− 385 kVAr to +385 kVAr SC 800CP-JP
Q-VDif**
Definition of voltage
change leading to a
change in reactive
power.
0.1% to 10%
The value refers to the
nominal voltage
VRtg
.
1%
Q-VArGra**
Definition of the reactive
power setpoint change
in one voltage step.
0% to 100%
The value refers to the
nominal power
Pmax
.
1%
Q-VDifTm**
Time period for which a
voltage change must be
present before the
reactive power setpoint
Q-VArGra
changes.
0 s to 120 s
‒
1 s
Q-VRtgOfsNom** Changes the nominal
voltage
VRtg
of
voltage-dependent
reactive power control
− 10 % to +10 %
The parameter is active
only if the parameter
Q
-
VArMod
is set to
VArCtlCol
0%
Reactive power
gradient
0%/V to 22.0%/V
SC 500CP-JP
0%/V
0%/V to 15.7%/V
SC 630CP-JP
0%/V to 12.5%/V
SC 800CP-JP
Voltage spread
0% to 20%
‒
0%
Voltage at point 1
80% to 120%
‒
100%
Voltage at point 2
80% to 120%
‒
100%
Name
Description
Value/range
Explanation
Default
value
