Sungrow SG2K-S, Руководство пользователя

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User Manual 5 Electrical Connection
29
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Independent Mode
Each PV input operates independently and has its own MPPT. In this way, string
structures of each PV input may differ from each other, including PV module
type, number of PV modules in each string, angle of tilt, and installation
orientation.
MPPT
2
MPPT
1
Inverter Inside
PV input 1
PV input 2
Fig. 5-2 Independent Mode for –D inverters except SG8K-D
MPPT
2
MPPT
1
Inverter Inside
PV input 1
PV input 2
Fig. 5-3 Independent Mode for SG8K-D
Only the current is limited for a single input and the power is not
limited.
Prior to connecting the inverter to PV inputs, the specifications in the following
table should be met:
Model
Total PV Input
Power Limit
Open-circuit
Voltage Limit
(PV1/ PV2) Max. current for
input connector
(PV1/ PV2)
SG3K-D 4000 W 600 V / 600 V 30 A (15 A / 15 A)
SG5K-D 6500 W 600 V / 600 V 30 A (15 A / 15 A)
SG8K-D 10400 W 600 V / 600 V / 600 V 15 A / 15 A / 15 A