All-in-One ESS 522KWh
Short Description
• High integration and modular design for easy maintenance
• On-demand deployment with support for multi-cabinet parallel
operation
• Supports off-grid operation and seamless VF/PQ switching
• Multiple electrical protections with active warnings and active
protection
• IoT-enabled, cloud platform supported
• AC/DC integrated dual-power supply system
Product Description
Performance Characteristics
• High integration and modular design for easy maintenance
• On-demand deployment with support for multi-cabinet parallel operation
• Supports off-grid operation and seamless VF/PQ switching
• Multiple electrical protections with active warnings and active protection
• IoT-enabled, cloud platform supported
• AC/DC integrated dual-power supply system
| Parameter | Specification |
| Model | L522 |
| Rated Capacity | 522.496 kWh |
| Charge/Discharge C-rate | 0.25CP / 0.5CP |
| Rated AC Power | 125 kW / 250 kW |
| Cell Parameters | LFP − 3.2V − 314Ah − 1004.8Wh |
| Module Parameters | LFP − 166.4V − 52.2496kWh |
| Rated DC Voltage | 832 Vdc |
| Operating Voltage Range | 715 ~ 923 Vdc |
| Maximum DC Current | 175A / 350A |
| System Life | 8000 cycles @ 25°C, 0.5P, 95% DOD, ≥70% EOL |
| Cycle Efficiency | AC side ≥88% |
| BMS Solution | Two-way Active Balancing |
| Communication Interface | RS485 / CAN / Ethernet / MQTT |
| Thermal Management Solution | Smart Liquid Cooling |
| Fire Protection Solution | Fire Detector Pipe + Gas/Smoke/Temperature Detection + Fluoro-ketone |
| Grid Voltage | 400Vac (Three-phase four-wire) |
| Rated AC Current | 180A / 360A |
| Rated Grid Frequency | 50/60 Hz |
| Isolation Method | Non-isolated |
| Wiring Method | Bottom Outlet |
| Altitude | ≤3500m (>2000m derating) |
| Operating Temperature | -20°C ~ 50°C |
| Protection Rating | IP55 |
| Weight | 5T |
| Dimensions (L × W × H) | 1710 × 1200 × 2000 mm |
| Product Certification | GB/T36276, GB/T34131, UL1973, UL9540A, IEC62619, UN38.3 |
