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In markets governed by strict safety and grid codes like Germany and Italy, compliance is non-negotiable.
The PXU-H3 Smart RESS is more than just a battery; it is an intelligent energy manager designed specifically for high-tariff European markets like Germany and Italy. Utilizing its AI Scheduling, the system learns your energy patterns, forecasts solar output, and dynamically schedules charging from the grid during off-peak times or discharging during peak times. This automation ensures the highest possible solar self-consumption rate, significantly reducing reliance on expensive grid power and guaranteeing an accelerated Return on Investment (ROI) for your entire PV system.
Key Advantages
Ultimate Fire Safety:
Unlike older chemistries, LFP eliminates the risk of thermal runaway, providing true peace of mind for the family, equipment, and property.
Instant Blackout Switch:
When the grid fails, the system instantly switches to off-grid mode, ensuring critical loads (e.g., heating, lighting, internet) remain powered with zero interruption.
All-Weather Resilience (IP66 Protection):
The IP66 enclosure protects internal components from heavy rain, dust, and moisture, extending the system's lifespan and ensuring reliable performance in challenging environments.
Technical Specifications
| PXU-H3 | ||
| System Model | PXU-H3-8 | PXU-H3-10 |
| SYSTEM SPECIFICATIONS | ||
|---|---|---|
| Batter Type | LFP | |
| Batter Module | BB-LFP-45Ah-S | |
| Cycle Life (@25℃) | ≥6000 | |
| Usable capacity | 10kWh～20kWh | |
| Max. Output Power | 8kW | 10kW |
| No. of Batter Modules | 2～4 | |
| Grid-to-Of-Grid Switching Time | ＜10ms | |
| COMMUNICATION SPECIFICATION | ||
| Display | SOC Status Indicator, Operational status, APP | |
| Communication | Ethernet, Wi-Fi, Bluetooth (for connecting to the APP) | |
| Rated AC Frequency | 50/60Hz | |
| AC INPUT | ||
| Rated Input Voltage (3/N/PE) | 230/400Vac | |
| Max. Input Current | 18.2A | 22.8A |
| Max. Bypass Input Power | 12kW | 15kW |
| AC OUTPUT | ||
| Rated Output Voltage (3/N/PE) | 230/400Vac | |
| Rated Output Current | 12.2A | 15.2A |
| PV INPUT | ||
| MPPT Voltage Range | 200～850Vdc | |
| Max. Input Power of PV | 12.8kW | 16kW |
| PV String Quantity | 4 | |
| Max. Input Current | 16/16/16/16A | |
| Max. Input Shor Circuit Current | 24A | |
| GENERAL SPECIFICATION | ||
| Dimension (W×D×H) | 662×278×1375 mm for 2 batter Modules 662×278×1665 mm for 3 batter Modules 662×278×1955 mm for 4 batter Modules | |
| Weight | 115kg for 2 batter Modules 150.5kg for 3 batter Modules 186kg for 4 batter Modules | |
| Installation | Wall-mounted | |
| Operating Temperature Range | -20℃～45℃ | |
| Operating Altitude | ＜2000m | |
| Relative Humidity Range | 5%～95% | |
| Ingress Protection | IP66 | |
| STANDARD COMPLIANCE | ||
| Safety Cerifcations | IEC 62109-1, IEC 62109-2, IEC 61000-6-1, IEC 61000-6-3 | |
| Grid Cerifcations | VDE-AR-N 4105, EN 50549-1, TORErzeugerTypA, OVE-RichtlinieR25 | |
| Batter System Cerifcations | IEC 62619, UN 38.3, CE-EMC, IEC 60730-1, VDE 2510-50, IEC 62477 | |
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An Energy Storage System (ESS) is a technology or set of technologies designed to capture, store, and release electrical energy (or energy in other forms that can be converted to electricity) on demand. Its core purpose is to address the temporal and spatial mismatches between energy supply and demand—for example, storing excess energy generated during low-demand periods (e.g., midday solar production) and releasing it during high-demand periods (e.g., evening peak usage) or when supply is limited (e.g., nighttime wind lulls).
ESS solves critical challenges in modern energy systems by performing five key roles:
● Peak Shaving: Reduces reliance on expensive "peak power plants" (which only operate during high-demand hours) by releasing stored energy during peak periods. This lowers electricity costs for users and grid stress.
● Load Leveling: Smooths out fluctuations in energy supply (e.g., variable output from solar/wind) by absorbing excess energy when production is high and discharging when production drops.
● Backup Power: Provides emergency electricity during grid outages (e.g., residential battery systems for blackouts, hospital backup ESS).
● Grid Stabilization: Maintains grid reliability by regulating frequency (frequency response) and voltage—critical for integrating high shares of renewable energy, which can cause sudden supply swings.
● Renewable Integration: Enables more solar and wind power to be used (instead of wasted, or "curtailed") by storing surplus energy that would otherwise exceed immediate demand.
● Battery Cells and Modules: The main energy storage units, typically based on lithium-ion chemistries such as LFP for safety and longevity.
● Battery Management System (BMS): Ensures balanced voltage and temperature across cells for optimal safety.
● Power Conversion System (PCS/Inverter): Converts energy between DC and AC for smooth integration with loads or grids.
● Energy Management System (EMS): Acts as the “brain” — optimizing operation, predicting consumption, and maximizing ROI.
● Thermal & Fire-Safety Systems: Maintain safe temperature levels and comply with UL/IEC standards.
● Charging: Energy source (grid/photovoltaic/wind power) → AC → PCS (rectification) → DC → energy storage medium (storage)
● Control: EMS (decision-making)+BMS (protection) → full process linkage PCS/energy storage medium
● Discharge: energy storage medium (release) → DC → PCS (inverter) → AC → energy destination (grid/load/emergency)
● Guarantee: Auxiliary system (cooling/fire protection) → Full process safety guarantee
Core closed-loop: AC ↔ PCS ↔ Energy storage medium ↔ PCS ↔ AC (EMS/BMS+auxiliary system escort)
News
Under the dual pressures of global climate change and energy transition, the development of renewable energy has become a common strategic choice of the international community and a shared life pursuit of people around the world.
Energy storage, or energy storage technology, refers to the process of storing electrical energy in various energy forms and releasing it when needed, so as to balance the supply and demand of electricity.
Against the backdrop of the explosive growth in global demand for efficient and stable energy storage systems driven by the global energy transition,
As the global energy transition accelerates, there is an intense demand for renewable energy worldwide.
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