Sungrow SG2K5-S User Manual

User Manual 2 Product Description
19
Max. leading
Q/Sn
Max. lagging
Q/Sn
Grid voltage, V
Q/Sn
P2
P3
P4
0%
P1
V1 Ref. V2 Ref.
V3 Ref. V4 Ref.
Fig. 2-13 Reactive Power Control Curve in Q(U) Curve (“NL”, “EU”, “PL”)

Q(U) curve for the country Italy (“IT”)
Tab. 2-16 Italy “Q(U)” Mode Parameters Explanation
Parameter
Explanation
Default
Range
V2i*
Grid voltage at point A (in %)
90 %
90 %–110 %
V1i*
Grid voltage at point B (in %)
92 %
90 %–110 %
V1s*
Grid voltage at point C (in %)
108 %
90 %–110 %
V2s*
Grid voltage at point D (in %)
110 %
90 %–110 %
k
The ratio of the base reactive power
(in %)
0 %
0–100 %
Pin**
Enter into the Q(U) regulation mode
when the power is above Pin
20 %
20%–100%
Pout**
Exit from the Q(U) regulation mode
when the power is below Pout
5 %
1 %–20 %
Qmax
The max. ratio of reactive power
(in %)
48.4 %
0–60 %
*V2i < V1i < V1s < V2s **Pin > Pout

Sungrow SG2K5-S Specifications

General

Brand	Sungrow
Model	SG2K5-S
Category	Inverter
Language	English