Internal Reference:
S6-EH3P20K-H
The Solis S6-EH3P20K-H is a 20kW three-phase high-voltage hybrid inverter for large residential and small commercial storage, with AI-based TOU charge/discharge management, VPP and EMS integration, unbalanced output up to 40% per phase, 160% PV input and easy expansion via parallel connection and AC coupling.
Solis 20kW Three Phase HV Hybrid Inverter
Leading Features:
• AI charge/discharge management based on TOU tariffs
• Seamless integration with VPP and EMS platforms
• Unbalanced output up to 40% of rated power per phase
• 160% PV input capacity
• Easy expansion via parallel connection and AC coupling
Technical Specifications
| Models | 12K | 15K | 20K |
| Input DC (PV side) | |||
| Recommended max. PV array size | 24 kW | 30 kW | 40 kW |
| Max. usable PV input power | 19.2 kW | 24 kW | 32 kW |
| Max. input voltage | 1000 V | ||
| Rated voltage | 600 V | ||
| Start-up voltage | 160 V | ||
| MPPT voltage range | 200-850 V | ||
| Max. input current | 20 A / 20 A / 20 A / 20 A | ||
| Max. short circuit current | 30 A / 30 A / 30 A / 30 A | ||
| Max. input power per MPPT | 9 kW | ||
| MPPT number/Max. input strings number | 4/4 | ||
| Battery | |||
| Battery type | Li-ion | ||
| Battery voltage range | 120-800 V | ||
| Max. charge / discharge power | 12 kW | 15 kW | 20 kW |
| Max. charge / discharge current | 50 A | ||
| Communication | CAN/RS485 | ||
| Output AC (Grid side) | |||
| Rated output power | 12 kW | 15 kW | 20 kW |
| Max. apparent output power | 12 kVA | 15 kVA | 20 kVA |
| Rated grid voltage | 3/N/PE, 380 V / 400 V | ||
| Rated grid frequency | 50 Hz / 60 Hz | ||
| Rated grid output current | 18.2 A / 17.3 A | 22.8 A / 21.7 A | 30.4 A / 28.9 A |
| Max. output current | 18.2 A / 17.3 A | 22.8 A / 21.7 A | 30.4 A / 28.9 A |
| Power factor | >0.99 (0.8 leading - 0.8 lagging) | ||
| THDi | <3% | ||
| Input AC (Grid side) | |||
| Max. input power | 18 kW | 22.5 kW | 30 kW |
| Rated input current | 27.3 A / 26 A | 34.2 A / 32.5 A | 45.6 A / 43.3 A |
| Rated input voltage | 3/N/PE, 380 V / 400 V | ||
| Rated input frequency | 50 Hz / 60 Hz | ||
| Input Generator | |||
| Max. input power | 12 kW | 15 kW | 20 kW |
| Max. input current | 18.2 A / 17.3 A | 22.8 A / 21.7 A | 30.4 A / 28.9 A |
| Rated input frequency | 50 Hz / 60 Hz | ||
| Output AC (Back-up) | |||
| Rated output power | 12 kW | 15 kW | 20 kW |
| Max. apparent output power | 2 times of rated power, 10 s | 1.6 time of rated power, 10 s | |
| Back-up switch time | <10 ms | ||
| Rated output voltage | 3/N/PE, 380 V / 400 V | ||
| Rated frequency | 50 Hz / 60 Hz | ||
| Rated output current | 18.2 A / 17.3 A | 22.8 A / 21.7 A | 30.4 A / 28.9 A |
| THDv (@linear load) | <3% | ||
| Efficiency | |||
| Max. efficiency | 97.7% | ||
| EU efficiency | 97.5% | ||
| BAT charged by PV Max. efficiency | 98.5% | ||
| BAT charged/discharged to AC Max. efficiency | 97.2% | ||
| Protection | |||
| Anti-islanding protection | Yes | ||
| Output over current protection | Yes | ||
| Short circuit protection | Yes | ||
| Integrated AFCI 2.0 | Optional | ||
| Integrated DC switch | Yes | ||
| DC reverse-polarity protection | Yes | ||
| PV over voltage protection | Yes | ||
| Battery reverse protection | Yes | ||
| General Data | |||
| Dimensions (W*H*D) | 599*546*243 mm | ||
| Weight | 31 kg | 31.7 kg | |
| Topology | Transformerless | ||
| Self-consumption (night) | <25 W | ||
| Operating ambient temperature range | -25 ~ +60°C | ||
| Relative humidity | 0-95% | ||
| Ingress protection | IP66 | ||
| Cooling concept | Intelligent redundant fan-cooling | ||
| Max. operation altitude | 2000 m | ||
| Grid connection standard | EN 50549-1, VDE4105 CEI 0-21, CEI 0-16, NC-RFG TypeB, NRS 097-2-1 ED 2.1 | ||
| Safety/EMC standard | IEC/EN 62109-1/-2, IEC/EN 61000-6-1/-3, IEC 61000-2 | ||
| Features | |||
| PV connection | MC4 connector | ||
| Battery connection | OT terminal | ||
| AC connection | OT terminal | ||
| Display | LCD + Bluetooth + APP | ||
| Communication | CAN, RS485, Ethernet, Optional: Wi-Fi, Cellular, LAN | ||