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Sungrow SG20RT User Manual

Sungrow SG20RT
153 pages
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Safety Instructions
When installing, commissioning, operating, and maintaining the product, strictly observe the
labels on the product and the safety requirements in the manual. Incorrect operation or work
may cause:
Injury or death to the operator or a third party.
Damage to the product and other properties.
Do not operate the product and cables (including but not limited to moving the
product, installing the product, operating the product and cables, powering up
the product, maintaining the product, and working at heights) in harsh weather
conditions such as flooding, lightning, rain, snow, and level 6 or stronger wind.
In case of fire, evacuate from the building or product area and call the fire alarm.
Re-entry into the burning area is strictly prohibited under any circumstances.
Tighten the screws with the specified torque using tools when fastening the
product and terminals. Otherwise, the product may be damaged. And the dam-
age caused is not covered by the warranty.
Learn how to use tools correctly before using them to avoid hurting people or
damaging the device.
Maintain the device with sufficient knowledge of this manual and use proper
tools.
The safety instructions in this manual are only supplements and cannot cover
all the precautions that should be followed. Perform operations considering ac-
tual onsite conditions.
SUNGROW shall not be held liable for any damage caused by violation of gen-
eral safety operation requirements, general safety standards, or any safety in-
struction in this manual.
When installing, operating, and maintaining the product, comply with local laws
and regulations. The safety precautions in this manual are only supplements
to local laws and regulations.

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Sungrow SG20RT Specifications

General IconGeneral
ModelSG20RT
CategoryInverter
Max. DC Voltage1100 V
Rated AC Power Output20 kW
Max. Efficiency98.6%
Max. DC Input Power30 kW
Max. Input Voltage1100 V
Start Voltage200 V
Number of MPPTs2
Number of DC Inputs per MPPT2
Max. AC Apparent Power22 kVA
Rated Grid Frequency50 Hz / 60 Hz
Max. Output Current32 A
Power Factor at Rated Power>0.99
THDi<3%
DC SwitchYes
Protection ClassIP65
Cooling MethodNatural Convection
Protection DegreeIP65
Protection LevelIP65
MPPT Voltage Range200 V - 1000 V
Operating Temperature Range-25°C to +60°C
Input Voltage Range200 V - 1000 V
MPPT Range200 V - 1000 V
AC Voltage Range310 V - 480 V

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