Black 4U 48V 75Ah NCM ESS Battery with UN38.3 UL Certification for Telecom Power Supply
Black 4U 48V 75Ah NCM ESS Battery featuring UN38.3 and UL certifications, specifically designed for telecom power supply applications with advanced energy storage capabilities.
| Model | Rated Voltage | Rated Capacity | Dimensions (mm) | Configuration |
|---|---|---|---|---|
| ES-4875 | 48V | 75Ah | 482×400×177.6 | 13S5P (Single Cell 3.6V 15Ah) |
| Parameter | Value |
|---|---|
| Working Temperature | -20℃ to 60℃ |
| Storage Temperature | -10℃ to 65℃ |
| Humidity | ≤90% (40℃±2℃) |
| Altitude | 0 to 5000 m |
| Parameter | ES-4875 |
|---|---|
| Charge Voltage | 54.6V |
| Charge Current | 10A |
| Cell Over Voltage Alarm | 4.10V |
| Cell Over Voltage Protection | 4.25V |
| Total Voltage Over Voltage Alarm | 53.3V |
| Total Voltage Over Voltage Protection | 54.6V |
| Parameter | ES-4875 |
|---|---|
| Maximum Discharge Current | 75A |
| Discharge Over Current Protection | 80A |
| Over-current Detect Delay Time | 1.0±0.5S |
| Cell Over Discharge Alarm | 3.2V |
| Cell Under Voltage Protection | 2.80V |
| Cell Under Voltage Alarm | 43.0V |
| Total Voltage Under Voltage Alarm | 39V |
- High energy density with stable discharge voltage for extended cycle life
- Integrated system: 13 battery modules in series + BMS system + standard chassis
- Rack installation compliant with EIA and ETSI standards for wall-mounted installation
- Modular design supporting parallel connections for increased output power and capacity
- Intelligent charge/discharge interruption for energy cost savings
- Comprehensive protection functions: Overvoltage, Undervoltage, Short circuit, Overload, Overcurrent, Over-temperature, Low temperature, Balance, and Sleep modes
- Smart monitoring with telemetry, telecommand, telecontrol, and teleadjusting capabilities
- RS232 upper interface and RS485 cascade interface for remote control and communications
- Direct compatibility with existing lead-acid battery switch power systems
BMS communicates with Level Control System via RS232 interface. Upper computer can monitor cell voltage, current, temperature, status, SOC, SOH, and other parameters. Default baud rate: 9600bps.
Dual RS485 interfaces support multi-PC communication for parallel battery packs. Enables reading of related information and individual battery data via PC. Default baud rate: 9600bps.
Ideal for indoor distributor systems, integrated station systems, connect sites, microcell stations, FTTX equipment, WLAN equipment, RRU, distributed power supplies, access equipment, remote exchange multiplexers, mobile communication equipment, transfer equipment, mobile emergency communication buses, traffic and fire protection emergency communication systems, satellite earth stations, and microwave communication equipment.
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