We provide safety solutions with our LiFePO4 batteries for UPS, solar energy storage system, telecom stations, ect.,which are with perfect compatibility and safe long cycle life.
Features
Automatic circulation control and easy to realize parallel machines use
High precision cell voltage and temperature: ±3mv,±1℃
The maximum internal cell equalization current upto 200mA
Fire extinguision device in the module for 7 days/24hours protection
With IBB integrated bus design in the module to realize the cell strings without screws and cables
With full status management and 100% real-time cell management and control
With high-precision leakage detection to prevent insulation failure and ensure system reliability.
With high energy efficiency>98%
With multiple protections of overcharge, overdischarge and short-circuit protections, overtemperature, ect.
With LCD display and RS485 communication, ect.
Specification
Model
GRLFP-512V50AH
Electrical
Parameters
(25°C)
Rated Voltage
512V
Rated Capacity (C5)
50Ah@25°C
Energy
25.6KWh
Months Self Discharge
<3%
Charge Efficiency
99.5%@ 0.2C
Discharge Efficiency
96-99%@ 1C
Voltage range
448V-552Vdc
Internal resistance (Fully charged, 25°C)
≤90mΩ
Cycle life
>5000 cycles @ 0.5C 100%D.O.D
Capacity
affected by
temperature
40°C
101%
25°C
100%
0°C
90%
-10°C
75%
Nominal operating temperature
25°C± 3°C (77°F± 5°F)
Operating
temperature
range
Discharge
- 20°C~ 65°C
Charge
0°C~ 50°C
Storage
0°C~ 70°C
Water Dust Resistance
IP23
Charge Voltage
544V-552V
Standard Charge Mode
(25°C±2°C, <75%RH)
0.5CA Constant Current to 544V,
then Constant Voltage 554V
until the current drops to 0.02CA,
before use, rest 30 minutes
Charge Current
10-25A
Maximum Charge Current
50A
Charge Cut off Voltage
552V
Continuous Discharge Current
25A
Short-circuit current
>5000A (<10ms)
Discharge Cut Off Voltage
448V
Communicate Protocol (optional)
(default none)RS485
Application connection
160 string 1 parallel
Mechanical
Cells
3.2V50AH
Length
600±2mm
Width
1000±2mm
Height
2000±2mm
Weight
550kgs
Container
Cold-rolled steel
Display
LCD
Others
CBMS system+
display
With BMU data collecting unit; BMS with Including single cabinet overvoltage, undervoltage, overcurrent, temperature protection, battery balance, monitoring of battery voltage and temperature, SOC and SOH calculation, cabinet charging and discharging control, and other functions
Design life
>15 years
