User Manual
30
Parallel Mode
All PV strings should be the same in PV string structure, including the type,
number, tilt, and orientation of the PV modules.
PV input 1
PV input 2
MPPT
Inverter inside
Fig. 5-4
Parallel Mode for –D inverters except SG8K-D
PV input 1
PV input 2
MPPT
Inverter inside
Fig. 5-5
Parallel Mode for SG8K-D
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
Max. current for
input connector
SG3K-D
4000 W
600 V
30 A
SG5K-D
6500 W
600 V
30 A
SG8K-D
10400 W
600 V
45 A
To avoid the input power unbalance of the two inputs or input
load-restriction, ensure the two PV input cables are of the same type.
5.6.2 Assembling the PV Connector
SUNGROW provides corresponding plug connectors in the scope of delivery for
quick connection of PV inputs.
Summary of Contents for SG2K-S
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