40ah 12VDC maintenance-free rechargeable AGM battery for solar system

40AH 12VDC Maintenance Free Rechargeable AGM battery for Solar systemPerformance CharacteristicsNominal Voltage .......................... 12VNumber of cell ...............…........…... 6Design Life ..................…........…. 8 yearsNominal Capacity 77°F(25°C)20 hour rate(2.0A,10.5V) ..........

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40AH 12VDC Maintenance Free Rechargeable AGM battery for Solar system

Performance Characteristics
Nominal Voltage .......................... 12V
Number of cell ...............…........…... 6
Design Life ..................…........…. 8 years
Nominal Capacity 77°F(25°C)
20 hour rate(2.0A,10.5V) ................... 40Ah
10 hour rate(3.74A,10.5V) ..........….....…..….37.4Ah
5 hour rate (6.88A,10.5V) ..............….........34.4Ah
1 hour rate(26.7A,9.6V) ..............….....….... 26.7Ah
Internal Resistance
Fully Charged battery 77°F(25°C) .......…......….8mΩ
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) ...…...…....... 380A(5s)
Short Circuit Current .....................….. 1140A
Charge Methods:Constant Voltage Charge 77°F(25°C)
Cycle use .............................…14.5-15.0V
Maximum charging current ................…..…..11.4A
Temperature compensation .................…. -30mV/°C
Standby use .....................….....…13.4-13.8V
Temperature compensation .........….....…..…-20mV/°C

Dimensions and Weight
Length ( mm / inch )............…......…197/ 7.56
Width ( mm / inch ) ............…...…...….165 / 6.50
Height ( mm / inch ) .........….....…....170 / 6.69
Total Height ( mm / inch ).........…...…..….182 / 7.17
Approx.Weight( Kg / lbs )...…...............…12 / 26.46

Battery Constructionn
COMPONENTPositive plateNegative plateContainerCoverSafety valveTerminalSeparatorElectrolyte
RAW MATERIALLead dioxideLeadABSABSRubberCopperFiberglassSulfuric 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

-20 mV/°C

11.4A

24

20



0~40 (32~104°F)


For

cycle service



14.5-15.0V


-30 mV/°C



11.4A



16



10
*Temperature compensation of charging voltage is not needed.when using the batteries within 15°C to 35°C range.

Discharge Constant Current (Amperes at 77°F25°C)
F.V/Time5min10min15min30min45min1h2h3h5h8h10h20h
1.60V133.0106.476.043.731.224.713.39.626.544.303.571.94
1.65V129.2102.672.242.930.824.513.29.586.504.303.571.94
1.70V121.695.068.441.830.424.313.19.506.464.263.541.90
1.75V106.479.864.639.530.023.912.99.396.464.223.541.90
1.80V95.068.460.834.229.623.612.59.126.384.223.461.86

Discharge Constant Power (Watts/cell at 77°F25°C)
F.V/Time5min10min15min30min45min1h2h3h5h8h10h20h
1.60V242.1194.2140.084.759.347.525.518.512.68.326.963.80
1.65V232.2186.2132.281.758.546.725.418.412.58.286.923.80
1.70V221.2175.2126.077.957.846.725.218.412.58.286.923.76
1.75V193.8147.8119.173.357.046.024.818.112.58.176.843.69
1.80V172.9133.0112.163.556.245.224.117.612.48.176.733.61
ABOUT US

Green Master Electronics Co., Ltd. is a leading manufacturer and trader of electronics and electrical equipment with over 15 years experience in this field, and with wide worldwide export in many other countries and regions as well as over 30 sales branches and agents in China. We specialize in manufacturing and supplying UPS, Power inverter, Battery charger, Battery, Solar street lamp kit, solar power system, AC voltage regulator, and other electrical power products. We are a ISO certificated company and The most of products have passed the CE certificate of EU, UL certificate of U. S. A. 


40ah 12VDC Maintenance Free Rechargeable AGM Battery for Solar System

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40ah 12VDC Maintenance Free Rechargeable AGM Battery for Solar System

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