G-TH Battery Monitoring System for Lead Acid
G-TH
G-TH Battery Monitoring System is equipped with battery thermal runaway early warning, high-accuracy SOC/SOH monitoring, and comprehensive intelligent analysis of the battery. With UL, CE and REACH certification, this BMS for lead acid batteries ensures safe operation of backup batteries in data centers, petroleum and petrochemical systems, and rail transit systems.
Key Features
| Technical Parameter | Value / Details |
|---|---|
| Thermal Runaway AI Analysis & Early Warning | Predicts thermal runaway early via float current and temperature analysis |
| Advanced Low Power Consumption | Reduces G-TH module standby current to 3 mA, far below industry average |
| AI Data Analysis | Detects weak cells and exports clear, real-time intelligent analysis reports |
| High-Accuracy SOC/SOH | Achieves ±5% SOC accuracy with Kalman filter and fuzzy neural algorithms |
Technical Parameters
Product Specifications
Complete technical data for the G-TH Battery Monitoring System modules and measurement capabilities.
| Parameter | Result |
|---|---|
| OPERATING ENVIRONMENT | - |
| Operating Temperature | -20 ~ +60°C (0 ~ 2000m ASL) |
| Relative Humidity | 5 ~ 95% |
| Atmospheric Pressure | 80 ~ 110 kPa |
| SYSTEM PERFORMANCE | - |
| Automatic Restart Trigger | Built-in WDT |
| MTBF | 100,000 hours |
| Management Capacity | Up to 6 strings, 600 cells total |
| Communication Interfaces | RS485, LAN, dry contact · MODBUS/RTU, TCP, SNMP |
| CERTIFICATIONS | - |
| EMC | EN 55032:2015+A11:2020, EN 55035:2017+A11:2020, EN 61000-3-3:2013+A1:2019, EN IEC 61000-3-2:2019 |
| Safety | EN 61010-1:2010 |
| Certification | CE, REACH, TTL |
| MODULE POWER CONSUMPTION | - |
| G-TH-1V2 | Battery powered · 7 mA (≤13 mA) · <30 mW |
| G-TH-02 | Battery powered · 7 mA (≤13 mA) · <30 mW |
| G-TH-06 | Battery powered · 3 mA (≤7 mA) · <50 mW |
| G-TH-12 | Battery powered · 3 mA (≤7 mA) · <80 mW |
| GTC | External 10.8–13.8 VDC · ≤210 mA · <2 W |
| GTR | External 10.8–13.8 VDC · ≤210 mA · <2 W |
| GCM-HN | 100–240 VAC · ≤0.4 A · <15 W |
| MEASUREMENT ACCURACY | - |
| String Voltage | 20–800 V · ±0.5% · 0.1 V resolution |
| Cell Voltage | 1.2 / 2 / 6 / 12 V · ±0.1% · 0.001 V resolution |
| Cell Internal Resistance | 50–65,535 μΩ · ±2% · 1 μΩ resolution |
| Temperature | -5 ~ +99.9°C · ±1°C · 0.1°C resolution |
| Charge/Discharge Current | ±1,500 A · ±1% · 0.1 A resolution |
| SOC/SOH | ±5% accuracy · 1% resolution |
| STATUS INDICATORS | - |
| Thermal Runaway | 🟢 Normal / 🟡 Early Alarm / 🔴 Alarm |
| SOC | 🟢 Normal / 🟡 Early Alarm / 🔴 Alarm |
| SOH | 🟢 Normal / 🟡 Early Alarm / 🔴 Alarm |
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Architecture
System Architecture
G-TH distributed monitoring topology — GCM-HN control module connects G-TH sensors, GSV, GTR, and GTC modules to local BMS and third-party platforms for centralized data management.
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