Function Description; Basic Function - Sungrow SG2K-S User Manual

User Manual
 The single-phase Energy Meter and the three-phase Energy Meter
are optional and delivered separately. The meter figures in this
document have been created for the single-phase Energy Meter
unless otherwise specified.
 More detailed information on the Energy Meter can be found in the
respective Quick Installation Guide.

2.4 Function Description

2.4.1 Basic Function


Conversion function
Inverter converts the DC power into the AC power, which conforms to the
grid requirement of its installation country.

Data storage
Inverter archives essential data including running information and error
records.

Parameter configuration
Inverter provides various parameter configurations for optimal operation. You
can set the country via the App or the cloud server, if you need a more
professional setting, please contact Sungrow.

Communication interface
You can choose the RS485 terminal for connecting a communication module
to the PV system, such as a Wi-Fi module. Refer to the quick guide for the
Wi-Fi module for details.
 It is recommended to use the communication module from
Sungrow. Using a device from other companies may lead to
communication failure or other unexpected damage.
 Further information on the communication module can be found in
the respective Quick Installation Guide.

Earth fault alarm
If an earth fault occurs, the error code will be displayed on the LCD screen.
The buzzer inside the inverter will beep to signal an external alarm.

Protective function
The protective functions are integrated in the inverter, including short circuit
protection, grounding insulation resistance surveillance, residual current
2 Product Introduction
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