Rekoser 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 | ||||
|---|---|---|---|---|
| Nominal Voltage | 12V | |||
| Capacity (25ºC) | 75Ah @ 10HR | |||
| Internal Resistance | Fully Charged 55 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 | 22.4A | |||
| Max. Discharge Current | 675A | |||
| Dimensions and weight | ||||
|---|---|---|---|---|
| Dimensions (mm) | 260x169x208(212) | |||
| Weight (kgs) | 22.5 | |||
| Construction | ||||
|---|---|---|---|---|
| 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 | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| F.V / Time | 5MIN | 10MIN | 15MIN | 30MIN | 1HR | 3HR | 5HR | 10HR | 20HR | |||||||||
| 11.10 V | 118A | 222W | 106A | 201W | 96.A | 184W | 367.A | 130W | 743.A | 84.8W | 419.A | 38.1W | 513.A | 25.7W | 57.3A | 14.6W | 13.8A | 7.73W |
| 10.80 V | 138A | 255W | 117A | 220W | 106A | 200W | 71.7A | 137W | 45.7A | 87.7W | 20.0A | 39.0W | 13.3A | 26.1W | 7.5A | 14.9W | 3.94A | 7.86W |
| 10.50 V | 156A | 285W | 129A | 240W | 113A | 212W | 75.0A | 142W | 47.2A | 89.9W | 20.4A | 39.4W | 13.6A | 26.5W | 7.65A | 15.1W | 4.01A | 7.95W |
| 10.20 V | 179A | 323W | 139A | 255W | 122A | 226W | 77.7A | 145W | 48.2A | 91.0W | 20.8A | 39.7W | 13.8A | 26.6W | 7.76A | 15.2W | 4.09A | 8.06W |
| 10.02 V | 201A | 358W | 153A | 278W | 129A | 237W | 80.7A | 150W | 49.4A | 92.6W | 21.0A | 39.9W | 13.9A | 26.7W | 7.85A | 15.3W | 4.19A | 8.18W |
| 9.60 V | 225A | 396W | 166A | 298W | 137A | 250W | 84.5A | 156W | 50.7A | 94.5W | 21.3A | 40.1W | 14.1A | 26.9W | 7.95A | 15.4W | 4.28A | 8.31W |