REKOSER RKS2-420

Rekoser OPzS Battery

Rekoser Rekoser OPzS battery. The OPzS series is a traditional tubular plate flooded battery which offers 20+ years design life according to the standard IEC60896-11.With a new design and technical improvement, it offers maximum efficiency and reliability for the widest variety of applications. This series is highly suited for all standby power applications that require the highest levels of reliability and security.

Rekoser Rekoser opzs-battery RKS0204200
flooded_battery_2v_1000ah_rks2-1000.png flooded_battery_2v_420ah_rks2-420_terminal.png
flooded_battery_2v_420ah_rks2-420_terminal.png
Specifications
Nominal Voltage 2V
Capacity (25ºC) 420Ah @ 10HR
Internal Resistance Approx. 0.35mOhm (fully charged @ 20°C)
Self Discharge 3% of capacity declined per month at 20°C
Capacity Affected by Temperature 102% (40°C) 100% (25°C) 85% (0°C) 65% (-15°C)
Charge Voltage (25°C) Cycle - 2.35-2.40V (-5mV/ºC/cell) Float - 2.21-2.25V (-3mV/ºC/cell)
Max. Charge Current 84A
Max. Discharge Current 1500A
Dimensions (mm) 145mmx206mmx470mm(525mm)mm
Approx. Weight w/o electrolyte: 23.5 Kg
Graphics
CHARGE CHARACTERISTICS flooded_battery_2v_1200ah_rks2-1200_graf1.png
DISCHARGE CHARACTERISTIC 25oC flooded_battery_2v_1200ah_rks2-1200_graf2.png
SELF DISCHARGE CHARACTERISTICS flooded_battery_2v_1200ah_rks2-1200_graf3.png
FLOAT VOLTAGE VS FLOAT LIFE flooded_battery_2v_1200ah_rks2-1200_graf4.png
CYCLE DISCHARGE VOLTAGE CURVE (Test standard BS EN 61427:2005) flooded_battery_2v_1200ah_rks2-1200_graf5.png
Constant Discharge Ratings (A, W) at 25ºC
F.V / Time 5MIN 10MIN 15MIN 30MIN 1HR 3HR 5HR 10HR 20HR 100HR
1.90 V 168A 325W 152A 296W 139A 265W 136A 257W 126A 242W 79.4A 173W 58.4A 125W 38.2A 79.0W 21.0A 42.3W 5.33A 11.6W
1.85 V 181A 351W 173A 337W 171A 327W 170A 319W 143A 275W 87.8A 181W 68.5A 139W 39.9A 85.7W 21.9A 46.1W 5.67A 12.0W
1.80 V 289A 561W 277A 538W 271A 461W 234A 427W 184A 360W 108A 230W 72.7A 159W 42.0A 92.4W 23.1A 47.9W 5.88A 12.3W
1.75 V 347A 673W 333A 646W 323A 473W 267A 430W 205A 363W 111A 243W 74.8A 166W 43.3A 96.2W 24.3A 49.1W 6.01A 12.4W