Solis S6-GR3P8K03-NV-ND-AU 8kW Three Phase Grid-Tied PV Inverter
Solis S6-GR3P8K03-NV-ND-AU 8kW Three Phase Grid-Tied PV Inverter
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Description
Overview
The Solis S6-GR3P8K03-NV-ND-AU is an 8kW three-phase grid-tied solar inverter from the Solis S6-GR3P(5-10)K03-NV-ND-AU series. The series covers 5kW to 10kW models.
Three MPPTs with 20A per tracker suit multi-facing roofs, and up to 10.6kW of PV can be connected. It connects over Bluetooth to the app, supports export power control and 24-hour load consumption monitoring, and has dual independent RS485 ports.
Key Features
High PV Input Capability
- Three MPPTs, one string each, 20A input and 25A short-circuit current per MPPT
- Up to 10.6kW of PV with an 1100V maximum DC input
- Wide 160–1000V MPPT operating range
Efficient & Robust
- 98.0% maximum efficiency, 97.4% EU efficiency
- Transformerless design with natural cooling
- IP66 enclosure for -25 to +60°C operation up to 3000m
Protection & Safety
- Integrated DC switch (PV2 switch)
- AFCI 2.0 arc-fault protection available as an option
Monitoring & Control
- LED digital display with Bluetooth connectivity and app
- Dual independent RS485 ports, supporting communication with multiple devices; Wi-Fi or GPRS optional
- Export power control and 24-hour load consumption monitoring
Installation & Design
- 15.4kg, 355 x 410 x 179mm housing
- MC4 DC connectors and a quick-connect AC plug
Specifications
| Model | S6-GR3P8K03-NV-ND-AU |
|---|---|
| Type | Three Phase Grid-Tied PV String Inverter |
| Topology | Transformerless |
| AC phases | Three |
| Country of manufacture | China |
| Maximum PV array power | 10.6 kW |
| Maximum PV input voltage | 1100 V |
| Nominal PV input voltage | 600 V |
| MPPT voltage range | 160 – 1000 V |
| PV start-up voltage | 160 V |
| Maximum PV input current per MPPT | 20 / 20 / 20 A |
| Maximum PV short-circuit current per MPPT | 25 / 25 / 25 A |
| Number of MPPTs | 3 |
| Number of PV string inputs | 3 |
| PV connection | MC4 |
| Nominal AC output power | 8 kW |
| Maximum AC apparent power | 8 kVA |
| Nominal AC output voltage | 230/400 V |
| Nominal AC output frequency | 50 Hz |
| Nominal AC output current | 12.7 A |
| Maximum AC output current | 12.7 A |
| Power factor (adjustable range) | > 0.99 (0.8 leading - 0.8 lagging) |
| Total harmonic distortion (THD) | < 3 % |
| Maximum AC output power | 8 kW |
| Maximum efficiency | 98.0 % |
| European (weighted) efficiency | 97.4 % |
| Standby / night consumption | < 1 W |
| Anti-islanding protection | Yes |
| Surge protection (SPD) | Yes |
| Integrated DC switch | Yes (PV2 switch) |
| Arc-fault protection (AFCI) | Optional (AFCI 2.0) |
| Communication interfaces | RS485 / Wi-Fi (optional) / GPRS (optional) |
| Bluetooth | Yes |
| Wi-Fi | Optional |
| Display | LED digital display & Bluetooth + APP |
| Operating temperature | -25 – 60 °C |
| Maximum relative humidity | 100 % |
| Maximum altitude | 3000 m |
| Protection rating (IP) | IP66 |
| Noise level | < 40 dB(A) |
| Dimensions (W × H × D) | 355 × 410 × 179 mm |
| Weight | 15.4 kg |
| Cooling | Natural cooling |
| AC connection | Quick connection plug |
| Safety standards | IEC 62109-1 / IEC 62109-2 |
| EMC standards | IEC 61000-6-1 / IEC 61000-6-2 / IEC 61000-6-3 / IEC 61000-6-4 |
| Grid-connection standards | AS/NZS 4777.2:2020 / IEC 62116 / IEC 61727 / IEC 60068 / IEC 61683 / EN 50530 |
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