Sungrow SC1200UD - Page 83

75
Q(U) Mode
figure 9-3 Q(U) curve
table 9-3 Q(U) Mode Parameters Descriptions
Parameter
Desciptions
Default
Range
Minimum
Voltage
Grid voltage at P1 on Q(U) curve 80% 80%~90%
U1 Grid voltage at P2 on Q(U) curve 95% 95%~100%
U2 Grid voltage at P3 on Q(U) curve 105% 100%
~105%
Maximum
Voltage
Grid voltage at P4 on Q(U) curve 115% 110%~120%
Deadzone Deadzone voltage range (%) 0% 0%~5%
Minimum reac-
tive power ratio
Inductive Q/Sn value of point P4 in the
Q(U) mode curve
25% 0%~50%
Maximum reac-
tive power ratio
Capacitive Q/Sn value of point P1 in
the Q(U) mode curve
25% 0%~50%
User Manual 9 Operating Mode