The GoodWe 20KW SDT G2 series inverter is especially designed for three-phase residential and small commercial projects. With its compact design, the SDT G2 inverter is 45% smaller than the first generation. The inverter is also light and easy to install. The max efficiency of this inverter is as high as 98.4%. With an advanced ventilation system, the inverter is able to dissipate heat efficiently. In addition, it can be customised with an integrated shiny LCD screen.
Max. DC Input Power (W)30000
Max. DC Input Voltage (V) 1100
MPPT Range (V) 200~950
Start-up Voltage (V)180
MPPT Range for Full Load (V) 480~850
Nominal DC Input Voltage (V) 600
Max. Input Current (A) 25/25
Max. Short Current (A) 31.2/31.2
No. of MPP Trackers 2
No. of Input Strings per Tracker 2/2
AC Output Data
Nominal Output Power (W)20000
Max. Output Apparent Power (VA)22000
Nominal Output Voltage (V) 3L/N/PE 400
Nominal Output Frequency (Hz)50/60
Max. Output Current (A) 31.9
Output Power Factor ~1 (Adjustable from 0.8 leading to 0.8 lagging)
Output THDi (@Nominal Output)<2%
AC Voltage Range (V)184~264.5
AC Frequency (Hz) 45~55
Efficiency
Max. Efficiency 98.4 %
Euro Efficiency >97.7 %
PV String Current MonitoringIntegrated
Protection
Anti-islanding ProtectionIntegrated
Input Reverse Polarity ProtectionIntegrated
Insulation Resistor Detection Integrated
DC SPD Protectioin TypeType III
AC SPD Protection Type III
Residual Current Monitoring UnitIntegrated
Output Over Current Protection Integrated
Output Short ProtectionIntegrated
Output Over Voltage Protection Integrated
General Data
Operating Temperature Range (°C) -25~60 
Relative Humidity 0~100%
Operating Altitude (m)  =4000
Cooling Natural Convection
Noise (dB)<30
User Interface LCD & LED
Communication  RS485 or WiFi
Weight (kg)26
Size (Width*Height*Depth mm) 516*415*192
Protection DegreeIP65
Night Self Consumption (W) <1
TopologyTransformerless
Certifications & StandardsEN50438(SW), EN50438(IR), G83, ERDF-NOI-RES_13E,