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The reactive power output of the inverter varies in response to the grid voltage.
table 7-8 "Q(U)" Mode Parameter Explanation
Parameter
Q(U) curve
Hysteresis
Ratio
QU_V1
QU_V2
QU_V3
QU_V4
QU_Q1
QU_Q2
QU_Q3
QU_Q4
QU_
EnterPower
QU_
ExitPower
QU_
EnableMode
QU_Limited
PF Value
* Curve C is reserved and consistent with Curve A currently.
Explanation
Select corresponding curve according to local
regulations
Voltage hysteresis ratio on the Q(U) mode curve
Grid voltage limit at point P1 on the Q(U) mode curve
(in %)
Grid voltage limit at point P2 on the Q(U) mode curve
(in %)
Grid voltage limit at point P3 on the Q(U) mode curve
(in %)
Grid voltage limit at point P4 on the Q(U) mode curve
(in %)
Value of Q/Sn at point P1 on the Q(U) mode curve (in
%)
Value of Q/Sn at point P2 on the Q(U) mode curve (in
%)
Value of Q/Sn at point P3 on the Q(U) mode curve (in
%)
Value of Q/Sn at point P4 on the Q(U) mode curve (in
%)
Active power for Q(U) function activation (in %)
Active power for Q(U) function deactivation (in %)
Unconditional activation/deactivation of Q(U) function
Preset PF value
7 iSolarCloud App
Range
A, B, C
*
0.0 %–5.0 %
80.0 %–100.0 %
80.0 %–100.0 %
100.0 %–120.0
%
100.0 %–120.0
%
-60.0 % to 0.0 %
-60.0 % to 60.0
%
-60.0 % to 60 %
0.0 % to 60.0 %
20.0 %–100.0 %
1.0 %–20.0 %
Yes, No, Yes
(Limited by PF)
0–1
91
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