12V-40AH
Maintenance Free 12V / 40AH
Description
Maintenance Free 12V / 40AH
The battery is constructed by plates,separators,safety valves and container. Since the electrolyte is held by a glassmat separator and plates,the battery can use in any direction and position without leakage.
Outer Dimensions Dimensions and WeightLength ( mm / inch )……………………….……..…196 / 7.72Width ( mm / inch ) ………………………………….166 / 6.54
Height ( mm / inch ) …………………..……….……175 / 6.89 Total Height ( mm / inch )………………………..…175 / 6.89 Approx.Weight( Kg / lbs )……………………… 13.30 / 29.26 |
Performance CharacteristicsNominal Voltage ……………………..…………………… 12VNumber of cell ……………………………..……………… 6
Design Life …………………………………..……………. 8years Nominal Capacity 77°F(25°C) 20 hour rate(2.0A,10.5V) …………………….…………… 40Ah 10 hour rate(3.72A,10.5V) ……………….….…….…..….37.2Ah 5 hour rate (6.82A,10.5V) ……………………..……..…….34.1Ah 1 hour rate(26.0A,9.6V) …………………..…..…..………. 26.0Ah Internal Resistance Fully Charged battery 77°F(25°C) ………….…..…….….6mΩ 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) ……………………. 400A(5s) Short Circuit Current …………………………………….. 1200A Charge Methods:Constant Voltage Charge 77°F(25°C) Cycle use …………………………………………..………14.5-15.0V Maximum charging current ……………………….…..…..12.0A Temperature compensation …………………………..…. -30mV/°C Standby use ………………………………………..………13.4-13.8V Temperature compensation ………………….…….…..…-20mV/°C |
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Battery Constructionn
Charging Methods
*Temperature compensation of charging voltage is not needed.when using the batteries within 15°C to 35°C range. |
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Discharge Constant Current (Amperes at 77°F25°C)
| F.V/Time | 5min | 10min | 15min | 30min | 45min | 1h | 2h | 3h | 5h | 8h | 10h | 20h |
| 9.60V | 140 | 112 | 80.0 | 46.0 | 32.8 | 26.0 | 14.0 | 10.13 | 6.88 | 4.53 | 3.76 | 2.04 |
| 9.90V | 136 | 108 | 76.0 | 45.2 | 32.4 | 25.8 | 13.9 | 10.08 | 6.84 | 4.53 | 3.76 | 2.04 |
| 10.2V | 128 | 100 | 72.0 | 44.0 | 32.0 | 25.6 | 13.8 | 10.00 | 6.80 | 4.48 | 3.73 | 2.00 |
| 10.5V | 112 | 84.0 | 68.0 | 41.6 | 31.6 | 25.2 | 13.6 | 9.88 | 6.80 | 4.44 | 3.73 | 2.00 |
| 10.8V | 100 | 72.0 | 64.0 | 36.0 | 31.2 | 24.8 | 13.2 | 9.60 | 6.72 | 4.44 | 3.64 | 1.96 |
Discharge Constant Power (Watts at 77°F25°C)
| F.V/Time | 5min | 10min | 15min | 30min | 45min | 1h | 2h | 3h | 5h | 8h | 10h | 20h |
| 9.60V | 1530 | 1224 | 882 | 535 | 374 | 300 | 161 | 117 | 79.8 | 52.6 | 44.0 | 24.0 |
| 9.90V | 1464 | 1176 | 834 | 516 | 370 | 295 | 160 | 116 | 79.2 | 52.3 | 43.7 | 24.0 |
| 10.2V | 1398 | 1104 | 798 | 492 | 365 | 295 | 159 | 116 | 79.2 | 52.3 | 43.7 | 23.8 |
| 10.5V | 1224 | 936 | 750 | 463 | 360 | 290 | 157 | 115 | 79.2 | 51.6 | 43.2 | 23.3 |
| 10.8V | 1092 | 840 | 708 | 401 | 355 | 286 | 152 | 111 | 78.6 | 51.6 | 42.5 | 22.8 |
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