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GoodWe GW6000-SDT-30 String Inverter 6 kW Three-Phase 2 MPPT
The GoodWe GW6000-SDT-30 is the three-phase 6 kW photovoltaic string inverter of the SDT G3 series, intended for systems without storage, from medium-large residential to small commercial. It features 2 MPPT with an input current of 22 A per tracker, a maximum PV voltage of 1,100 V and a wide MPPT range of 140-1,000 V, which allows long strings and production starting from as low as 160 V.
Maximum efficiency reaches 98.4% with a European efficiency of 97.7%; cooling is by natural convection and the IP66 protection rating allows outdoor installation, with temperatures from -30 to +60 °C. For communication, RS485, Wi-Fi, LAN and Bluetooth (with optional 4G) and the Modbus-RTU (SunSpec) and Modbus-TCP protocols are available. Protections include string and insulation monitoring, residual current control, anti-islanding, DC disconnector and remote shutdown; AFCI arc fault detection is available on the dedicated versions.
Key features
Technical specifications
| Feature | Value |
|---|---|
| Codice prodotto | GW6000-SDT-30 |
| Model | GW6000-SDT-30 |
| Rated AC power | 6.000 W |
| Max AC power | 6.600 W |
| Max PV voltage | 1.100 V |
| Start-up voltage | 160 V |
| MPPT range | 140-1.000 V |
| Rated PV voltage | 600 V |
| Number of MPPTs | 2 |
| Strings per MPPT | 1 |
| Max current per MPPT | 22 A |
| Max short-circuit current per MPPT | 27,5 A |
| Grid phase | Three-phase |
| Grid voltage | 220/380 V - 230/400 V - 240/415 V (3L/N/PE or 3L/PE), range 180-280 V |
| Grid frequency | 50/60 Hz (45-55 / 55-65 Hz) |
| Max AC current | 10,0 A |
| Power factor | ~1 (adjustable from 0.8 leading to 0.8 lagging) |
| Total harmonic distortion | < 3 % |
| Maximum efficiency | 98,4 % |
| European efficiency | 97,7 % |
| Surge arresters | DC Type III and AC Type III (Type II optional) |
| AFCI | Optional |
| Protection rating | IP66 |
| Cooling | Natural convection |
| Noise level | < 30 dB |
| Communication | RS485, Wi-Fi + LAN + Bluetooth, optional 4G; Modbus-RTU (SunSpec) and Modbus-TCP |
| User interface | LED, LCD display, app via WLAN |
| Night-time consumption | < 1 W |
| DC connectors | MC4 (4-6 mm2) |
| Operating temperature | -30 °C ... +60 °C |
| Relative humidity | 0-100 % |
| Max altitude | 4.000 m |
| Topology | Transformerless |
| Dimensions (W x H x D) | 491 x 392 x 210 mm |
| Weight | 15,1 kg |
| Warranty | 10 years for residential inverters manufactured from 1 January 2026 (5 years for earlier units), according to the GoodWe Limited Warranty |
Documentation
PDFDatasheet GW6000-SDT-30Official manufacturer documentString sizing must respect the MPPT voltage and current limits and the electrical design of the system. Installation and grid connection must be carried out by qualified personnel in accordance with the applicable standards.