G-BP Lithium Battery BMS for Data Centers
G-BP
G-BP Backup Lithium Battery BMS is tailor-made for green data centers. The system adopts a 2+1 level structure, providing data acquisition, analysis, logic processing, and data mapping. It offers overcharge, over-discharge, overcurrent, overtemperature and short-circuit protection with real-time battery safety monitoring and accurate SOC/SOH estimation.
Key Features:
- System Monitoring: Supports up to 4 channels total voltage, 2-channel current, 2-channel SOC/SOH acquisition
- Bi-directional Control: Charge/discharge switching control system
- Cloud Integration: All battery data uploaded to the cloud through network port
- Software Protection Logic: Customized high voltage box control with bilateral UPS axis control
Architecture
Electrical Schematic
G-BP dual-string electrical topology — CRCU central controller manages precharge relays, charging/discharge relays, hall sensors, and pack-level monitoring for high-voltage lithium battery strings.
Technical Parameters
Product Specifications
Complete technical data for the G-BP Backup Lithium Battery BMS.
| Parameter | Result |
|---|---|
| VOLTAGE MEASUREMENT | - |
| Cell Voltage Range | 0–5 V |
| Cell Voltage Accuracy | 0.001 |
| Cell Voltage Sampling Cycle | 100 ms |
| System Voltage Range | 0–1,500 V |
| System Voltage Accuracy | ±0.3% |
| System Voltage Sampling Cycle | 100 ms |
| CURRENT & RESISTANCE | - |
| System Current Accuracy | 0.001 |
| System Current Sampling Cycle | 50 ms |
| Cell Internal Resistance Accuracy | 0.03 |
| TEMPERATURE | - |
| Temperature Accuracy | ≤1°C |
| Temperature Sampling Cycle | 100 ms |
| Detection Range | -40 ~ +125°C |
| SYSTEM | - |
| SOC Estimation Accuracy | <5% |
| Operating Voltage Range | 9–32 VDC |
| Operating Temperature | -20 ~ +65°C |
| Operating Humidity | 5–95% RH (no condensation) |
| Thermal Management | Air cooling |
| Insulation Monitoring | Yes |
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