Three-phase PV-storage off-grid hybrid inverter：Suitable for medium and big-sized household systems and intelligent switching on/off
PV &storage system：Integrate PV and storage system modem, support multiple batteries, integrate with EMS Smart energy management systems
Smart switching：UPS function, support three-phase imbalance,on/off aird switch within 10ms;
Wide voltage input range：Wide PV voltage input range 180V-900V,wide batteries voltage range 180V-700V；
Safe and reliable：IP65 protection,aluminum housing,Built- in lightning protection,high-precision leakage protection；
Smart and simple：Ultra silent flexible communications support remote/localUSB upgrade;
High-efficiency：support bifacial panels, max DC current 15A. max PVinput power up to 1.5 X rated power.
| Model | IE-EST12KW | IE-EST15KW | IE-EST17KW | IE-EST20KW | ||
| PV Input Data | ||||||
| Max. Input Power | 18000W | 22500W | 25500W | 30000W | ||
| Max. Input Voltage | 1000V | |||||
| MPPT Operating Voltage Range | 180-900V | |||||
| Start-up Voltage | 120V | |||||
| Max. Input Current | 15A/15A | 15A/28A | 28A/28A | 28A/28A | ||
| Max. Short Circuit Current | 18A/18A | 18A/32A | 32A/32A | 32A/32A | ||
| Number of MPPT Trackers | 2 | |||||
| Number of Strings per MPPT | 1/1 | 1/2 | 2/2 | 2/2 | ||
| Battery Input Data | ||||||
| Battery Voltage Range | 180-700V | |||||
| Max.Charge/Discharge Current | 50A/50A | |||||
| Max.Charge/Discharge Power | 12kW/12kW | 15kW/15kW | 17kW/17kW | 20kW/20kW | ||
| Battery Type | Li-ion/Lead-acid | |||||
| AC Output Data(On-grid) | ||||||
| Nominal Output Power | 12000W | 15000W | 17000W | 20000W | ||
| Max. Apparent Power | 12000VA | 15000VA | 17000VA | 20000VA | ||
| Nominal Output Voltage | 380V/400V，3L/N/PE | |||||
| Nominal Output Frequency | 50Hz/60Hz | |||||
| Max. Output Current | 18A | 22A | 25A | 31A | ||
| Power Factor | -1 (0.8 lead to 0.8 lag can be set ) | |||||
| Total Harmonic Distortion | <3% | |||||
| AC Output Data(Back-up) | ||||||
| Nominal Output Power | 12000W | 15000W | 17000W | 20000W | ||
| Max. Apparent Power | 12000VA | 15000VA | 17000VA | 20000VA | ||
| Nominal Output Voltage | 380V/400V，3L/N/PE | |||||
| Nominal Output Frequency | 50Hz/60Hz | |||||
| Max. Output Current | 18A | 22A | 25A | 31A | ||
| Efficiency | ||||||
| Max. Efficiency | 98.40% | |||||
| European Efficiency | 97.50% | |||||
| Protection | ||||||
| AC Over current Protection | Integrated | |||||
| Ground Fault Protection | Integrated | |||||
| Power Network Monitoring | Integrated | |||||
| Residual Current Monitoring | Integrated | |||||
| General Data | ||||||
| Operating Temperature Range | -25℃-60℃(>45℃Derating) | |||||
| Altitude | <4000m | |||||
| Noise Emission | <40dB | |||||
| Topology | Transform less lsolation | |||||
| Cooling | Intelligent Fan | |||||
| Ingress Protection Rating | IP65 | |||||
| Relative Humidity | 0-90% | |||||
| DC Connector Type | MC/Amphenol/Phoenix | |||||
| AC Connector Type | Plug-in Connector | |||||
| Display | LCD | |||||
| Cloud Communication | RS485(WiFi/4G/GPRS optional) | |||||
| BMS Communication Mode | CAN | |||||
| Installation | Wall-mounted | |||||
| Self-consumption At Night | <10W | |||||
| Dimension(W*D*H) | 505*220*630mm | |||||
| Weight | 34kg | 36kg | ||||
| Certification | ||||||
| Safety Standards | IEC62109-1/-2 | |||||
| EMC Standards | EN61000-6-1/-2/-3，IEC61000 | |||||
| On-grid Standard | AS4777.2:2020，NRS097-2-1:2017，PN-EN50549-1:2019,VDE-AR-N 4105:2018,EN50549-1:2019+AC:2019-4 | |||||