| Technical Data | GW20KN-DT |
| PV String Input Data | |
| Max. DC Input Power (W) | 26000 |
| Max. DC Input Voltage (V) | 1000 |
| MPPT Range (V) | 200~950 |
| Start-up Voltage (V) | 180 |
| Nominal DC Input Voltage (V) | 620 |
| Max. Input Current (A) | 22/22 |
| Max. Short Current (A) | 27.5/27.5 |
| No. of MPP Trackers | 2 |
| No. of Input Strings per Tracker | 2/2 |
| AC Output Data | |
| Nominal Output Power (W) | 20000 |
| Max. Output Power (W) | 22000 |
| Max. Output Apparent Power (VA) | 22000 |
| Nominal Output Voltage (V) | 400, 3L/N/PE or 3L/PE |
| Nominal Ouput Frequency (Hz) | 50/60 |
| Max. Output Current (A) | 31.9 |
| Output Power Factor | 0.8 leading to 0.8 lagging |
| Output THDi (@Nominal Output) | <3% |
| Efficiency | |
| Max. Efficiency | 98.60% |
| European Efficiency | >98.1% |
| Protection | |
| PV String current Monitoring | Integrated |
| Anti-Islanding Protection | Integrated |
| Input Reverse Polarity Protection | Integrated |
| Insulation Resistor Detection | Integrated |
| Residual Current Monitoring Unit | Integrated |
| Output Over Current Protection | Integrated |
| Output Short Protection | Integrated |
| Output Over Voltage Protection | Integrated |
| DC SPD Protection | Integrated (Type III) |
| AC SPD Protection | Integrated (Type III) |
| General Data | |
| Operating Temperature Range (°C) | -25~60 |
| Relative Humidity | 0~100% |
| Operating Altitude (m) | ≤4000 |
| Cooling | Fan Cooling |
| Noise (dB) | 45 |
| User Interface | LCD & LED |
| Communication | RS485 or WiFi |
| Weight (kg) | 26 |
| Size (Width*Height*Depth mm) | 516*455*220 |
| Protection Degree | IP65 |
| Night Self Consumption (W) | <1 |
| Topology | Transformerless |
| Certifications & Standards | |
| Grid Regulation | VDE0126-1-1, AS4777.2, G83, IEC61727, IEC62116, EN50438(SW), EN50438(IR), CEI 0-21 |
| Safety Regulation | IEC62109-1&-2 |
| EMC | EN61000-6-1, EN61000-6-2,EN61000-6-3, EN61000-6-4, EN61000-4-16, EN61000-4-18, EN61000-4-29 |
