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 | 6V | |||
| Capacity (25ºC) | 400Ah @ 20HR | 380Ah @ 10HR | |||
| Internal Resistance | Fully Charged 1.7 m Ω | |||
| Self Discharge | 3% of capacity declined per month at 20°C | |||
| Cell number | 3 cells | |||
| Capacity Affected by Temperature | 100% (25°C) | 90% (10°C) | 85% (0°C) | 65% (-15°C) |
| Charge Voltage (25°C) | Cycle - 6.35-6.45V (-30mV/C), max. Current 76A | Float - 6.8-6.9V (-20mV/C) | ||
| Max. Charge Current | 76A | |||
| Max. Discharge Current | 1600A | |||
| Dimensions and weight | ||||
|---|---|---|---|---|
| Dimensions (mm) | 295x180x406(412) | |||
| Weight (kgs) | 53.0 | |||
| 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 | 10MIN | 15MIN | 30MIN | 1HR | 3HR | 5HR | 10HR | 20HR | ||||||||
| 5.4 V | 459A | 800W | 423A | 776W | 310A | 585W | 201A | 489W | 85.5A | 403W | 63.8A | 263W | 38.0A | 190W | 20.0A | 125W |
| 5.25 V | 483A | 861W | 451A | 820W | 325A | 600W | 210A | 510W | 90.7A | 420W | 66.0A | 272W | 38.4A | 196W | 20.1A | 128W |
| 5.1 V | 525A | 930W | 478A | 855W | 335A | 620W | 217A | 530W | 95.0A | 438W | 67.5A | 280W | 38.5A | 202W | 20.1A | 130W |
| 4.95 V | 577A | 960W | 504A | 879W | 346A | 638W | 223A | 550W | 99.1A | 455W | 68.0A | 288W | 38.7A | 206W | 20.2A | 132W |
| 4.8 V | 588A | 1020W | 528A | 915W | 366A | 659W | 235A | 572W | 102A | 472W | 70.3A | 295W | 38.8A | 212W | 20.3A | 134W |