Great Wall Series Residential ESS (Low Voltage)
Key Highlights
Wide Environmental Compatibility
Support for temperatures as low as-25℃ with an integrated heating function.
Long Service Life
Battery cycle life over 6000 at recommended condition.
High Safety
Compliance with the latest VDE-AR-E 2510-50 battery certification.
IP66 Rating
IP66 water- and dust-proof, supports both indoor and outdoor installation.
High Usage
Battery usable energy up to 95%.
Product Parameters
| Model Number | Great Wall 05 | Great Wall 10 | Great Wall 15 | Great Wall 20 |
| Battery System Energy(kWh) | 5.1 | 10.2 | 15.3 | 20.4 |
| Usable Energy(kWh) | 4.8 | 9.7 | 14.5 | 19.4 |
| Number of Battery Modules | 1 | 2 | 3 | 4 |
| Rated Battery Voltage(V) | 51.2 | 51.2 | 51.2 | 51.2 |
| Operating Battery Voltage Range (V) | 44.8~56 | 44.8~56 | 44.8~56 | 44.8~56 |
| Recommended Charging/Discharging Power(kW) | 2.5 | 5.0 | 7..5 | 10.0 |
| Recommended Charging/Discharging Current(A) | 50 | 100 | 150 | 200 |
| Max.Charging/Discharging Current(A) | 100 | 150 | 210 | 240 |
| System Dimensions(W*H*D)(mm) | 725*480*200 | 725*780*200 | 725*1080*200 | 725*1380*200 |
| System Net Weight(kg) | 56 | 102 | 148 | 194 |
| Communication | RJ45(RS485,CAN,Dry contact) | |||
| Environment | ||||
| Operating Temperature | Charge:0℃~50℃,Discharge:-20℃~50℃ | |||
| Operating Temperature (with Integrated Heating Module) | Charge:-25℃~50℃,Discharge:-25℃~50℃ | |||
| Operating Altitude | ≤4000m | |||
| Installation | Wall-mounted or Floor-mounted | |||
| Ingress Protection Rating | IP66 | |||
| Warranty | 10years | |||
| Cycle Life | ≥6000 cycles | |||
| Scalability | Max.16 Modules in parallel(81.9kWh) | |||
| Certification | IEC62619/VDE2510/CE/UN38.3/UL1973/UL9540A(Only for US version) | |||
