Danfoss Vacon NXP Applications Manual page 108

106 · vacon
2.11.2 Frequency Droop
Drooping related to the active current in Hz. Set to the same value as all other power
sources drooping. Used in uGrid operation mode.
48,5 Hz
48,0 Hz
2.11.3 Voltage Droop
This parameter defines the voltage droop at 100% reactive current. The reactive current
drooping in percentage of P2.1.1. Used in uGrid operation mode.
5 %
-100 %
2.11.4 Start Power Mode
Defines how power is controlled to zero in Micro Grid mode.
0 = Zero Power OPT-D7
The option board D7 is used to monitor the grid frequency and uses this as a starting
point for power drooping control.
5
Freq. Change
52,0 Hz +4%
51,5 Hz +3%
51,0 Hz
+2%
+1
50,5 Hz
%
50,0 Hz
49,5 Hz -1%
-2%
49,0 Hz
-3%
-4%
Reference
25% 50%
Figure 41.
AC
Voltage
Actual
0 %
Figure 42.
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Description of parameters
Related
Load
75% 100%
5 %
100 %
Reactive
Power