| Model | SUN-3K-G04-AU |
| PV String Input Date | |
| Max. PV Input Power(kW) | 4.5 |
| Max. PV Input Voltage(V) | 550 |
| Start-up PV Input Voltage (V) | 80 |
| MPPT Operating Range (V) | 70-500 |
| Max. PV Input Current (A) | 13 |
| Max. Short Circuit Current (A) | 19.5 |
| Number of MPPT / Strings per MPPT | 2月1日 |
| AC Input/Output Side | |
| Rated Output Power (kW) | 3 |
| Max. Active Power (kW) | 3 |
| Rated AC Grid Output Current (A) | 13 |
| Max. AC Output Current (A) | 13 |
| Nominal Output Voltage / Range (V) | L/N/PE 230/400V 0.85Un-1.1Un |
| Rated Grid Frequency (Hz) | 50 / 60 (Optional) |
| Operating Phase | Single phase |
| Output Power Factor | 0.8 leading to 0.8lagging |
| Total Harmonics Current Distortion (THDi) | <3% |
| DC Injection Current(mA) | <0.5% |
| Grid Frequency Range | 45-55 or 55-65 (Optional) |
| Efficiency | |
| Max. Efficiency | 97.50% |
| Euro Efficiency | 97% |
| MPPT Efficiency | ＞99% |
| Equipment Protection | |
| DC Reverse-Polarity Protection | yes |
| AC Short Circuit Protection | yes |
| AC Output Overvoltage Protection | yes |
| Output Overvoltage Protection | yes |
| Insulation Resistance Protection | yes |
| Ground Fault Current Monitoring | yes |
| Anti-islanding Protection | yes |
| Temperature Protection | yes |
| Integrated DC Switch | yes |
| Remote software upload | yes |
| Remote change of operating parameters | yes |
| Surge Protection | DC Type II / AC Type II |
| Features | |
| DC Connection | VP-D4B |
| AC Connection | IP65 rated plug |
| Display | LCD1602 |
| Interface | RS485/RS232 /WiFi/LAN |
| General Data | |
| Running Temperature | -25 to +65℃, >45℃ derating |
| Permissible Ambient Humidity | 0~100% |
| Max. Operating Altitude Without Derating | 2000m |
| Noise Emission (Typical) | ≤ 35dB |
| Ingress Protection | IP 65 |
| Internal Consumption | <1W (Night) |
| Cooling Concept | Natural cooling |
| Size (mm) | 280*310*184（Excluding connectors and brackets） |
| Weight [kg] | 6.35 |
| Warranty | 10 years |
| Topology | Transformerless |
| Grid Connection Standard | AS/NZS 4777.2 |
| Safety EMC/Standard | IEC/EN 61000-6-1/2/3/4, IEC/EN 62109-1, IEC/EN 62109-2 |
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