Shanghai Huichao Smart Technology Co., Ltd.| Manufacturer
Shanghai Huichao Smart Technology Co., Ltd.

China Manufacturer with main products: PV Mounting Structures, Fastener, Rail, PV Solar Module, Off-Grid PV System, Solar Controller, Solar Street Lights, Battery

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Solar Batteries

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Specifications

Performance Characteristics
Nominal Voltage ………………………………………… 12V
Number of cell …………………………………………... 6
Design Life ………………………………………………. 5 years
Nominal Capacity 77°F(25°C)
20 hour rate(0.60A,10.5V) ……………………………… 12.0Ah
10 hour rate(1.12A,10.5V) ……………………………11.2Ah
5 hour rate (2.04 A,10.5V) ……………………………10.2Ah
1 hour rate(7.8A,9.6V) ……………………………7.8Ah
Internal Resistance
Fully Charged battery 77°F(25°C) ……………………30 mΩ
Self-Discharge
3% of capacity declined per month at 20°C(average)
Operation Temperature Range
Discharge ………………………………………………-20~60°C
Charge ………………………………………………… -10~60°C
Storage …………………………………………………… -20~60°C
Max.Discharge Current 77°F(25°C) ……………… 180A(5s)
 
Battery Construction
COMPONENT
Positive plate
Negative plate
Container
Cover
Safety valve
Terminal
Separator
Electrolyte
RAW MATERIAL
Lead dioxide
Lead
ABS
ABS
Rubber
Copper
Fiberglass
Sulfuric acid
 
 
Charging Methods
Application
Charging method
Charging Voltage
 at 25°C
Temperature compensation coefficient of charging voltage
Max.charging current
 
Charging time
 25°C(h)
Temp
(°C)
100% discharge
50% discharge
For standby power source
Constant voltage &
Constant
Current
 Charging
 (with current restriction)
13.4-13.8V
-18 mV/°C
3.6A
24
20
0~40
(32~104°F)
For
cycle service
14.5-15.0V
-30 mV/°C
3.6A
16
10
*Temperature compensation of charging voltage is not needed.when using the batteries within 15°C to 35°C range.

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