RekoserRekoser AGM deep cycle battery. RKC Series is specially designed for frequent cyclic discharge. By using strong grids and specially designed active material, the RKC series battery offers 30% more cyclic life than the standby series. Ideal for solar & wind energy systems, golf cart, electric wheelchair, etc.
Specifications | ||||
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Nominal Voltage | 12V | |||
Capacity (25ºC) | 75Ah @ 10HR | |||
Internal Resistance | Fully Charged 25 m Ω | |||
Self Discharge | 3% of capacity declined per month at 20°C | |||
Cell number | 6 cells | |||
Capacity Affected by Temperature | 102% (40°C) | 100% (25°C) | 85% (0°C) | 65% (-15°C) |
Charge Voltage (25°C) | Cycle - 14.6-14.8V (-30mV/C), max. Current 2.1A | Float - 13.6-13.8V (-20mV/C) | ||
Max. Charge Current | 22.5A | |||
Max. Discharge Current | 600A |
Dimensions and weight | ||||
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Dimensions (mm) | 564x115x189(189) | |||
Weight (kgs) | 25 |
Construction | ||||
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Component | Raw Material | |||
Positive | Lead dioxide | |||
Negative | Lead | |||
Container | ABS (Flame Retardant Optional) | |||
Cover | ABS (Flame Retardant Optional) | |||
Sealant | Epoxy Resin | |||
Safety Valve | Rubber | |||
Terminal | Copper | |||
Separator | Fibre Glass | |||
Electrolyte | Sulphuric acid |
Constant Discharge Ratings (A, W) at 25ºC | ||||||||||||||||
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F.V / Time | 10MIN | 15MIN | 30MIN | 1HR | 3HR | 5HR | 10HR | 20HR | ||||||||
10.80 V | 138A | 1520W | 104A | 1145W | 65.6A | 736W | 42.4A | 483W | 18.2A | 214W | 12.7A | 150W | 7.5A | 89.6W | 3.94A | 47.3W |
10.50 V | 143A | 1590W | 110A | 1209W | 68.1A | 764W | 43.8A | 499W | 18.8A | 221W | 13.1A | 155W | 7.55A | 90.2W | 3.97A | 47.6W |
10.20 V | 148A | 1625W | 114A | 1252W | 69.8A | 783W | 44.6A | 509W | 18.9A | 222W | 13.2A | 156W | 7.6A | 90.7W | 3.99A | 47.9W |
10.02 V | 151A | 1688W | 118A | 1300W | 72.0A | 808W | 45.8A | 522W | 19.0A | 225W | 13.3A | 157W | 7.62A | 91.0W | 4.0A | 48.0W |
9.60 V | 154A | 1720W | 121A | 1332W | 73.5A | 825W | 46.5A | 530W | 19.1A | 225W | 13.4A | 158W | 7.64A | 91.2W | 4.01A | 48.1W |