SHENZHEN SUNNYWAY BATTERY TECH CO.,LTD. R SW22500E(2V250AH) 330 365 Outer dimensions (mm) 151 171 50 0E ) SW 22 50 Ah V2 (12 Specifications Terminal Type (mm) Nominal Voltage 2V Rated capacity (10 hour rate) 250 Ah Total Height 365 mm (14.4 inches) Height 330 mm (13.0 inches) Length 171 mm (6.73 inches) Width 151 mm (5.94 inches) 11 20 M8 20 Dimensions 18.2 Kg (40 lbs) Weight Approx Discharge Curves 25 (77 ) Characteristics 10 hour rate(25 A) 5 hour rate(40A) 1 hour rate(138 A) Capacity 25 (77 ) 250 AH 200 AH 138 AH 1.5 hour discharge to 1.75 V 2.30 2.20 2.10 2.00 1.90 1.80 1.70 1.60 1.50 1.40 1.30 100 A Internal Resistance Full charged Battery at 25 (77 ) 1.5m Capacity affected by Temperature (10hour rate) 40 (104 ) 25 (77 ) 0 (32 ) -15 (5 ) 102% 100% 85% 65% Capacity after 3 month storage Self-Discharge Capacity after 6 month storage at 25 (77 ) Capacity after 12 month storage Terminal Charge (constant Voltage) Cycle Float 91% 82% 64% 25A 50A 250A 528A 0 1 2 4 6 8 10 20 40 60 2 4 6 8 10 20 50 1.60V 1.70V 1.75V 1.80V 1.85V 100 200 T20 Initial Charging Current less than62.5 A Voltage 2.35-2.40V Voltage 2.25-2.30V Constant Current(Amp) and Constant Power(Watt) Discharge Table at 25 (77 Time 2.9A 125A 10min 30min 1h 3h 4h 5h 8h 10h 20h ) 50h 100h A W A W A W A W A W R Edition Nov. 2009