7OPZS490

SHENZHEN SUNNYWAY BATTERY TECH CO.,LTD. R 7OPzS 490(2V490Ah) Outer dimensions (mm) 206 166 547 24 11 Specifications Terminal Type (mm) Nominal Voltage Rated capacity (10 hour rate) 2V 490Ah Total Height 547 mm ( 21.5 i nches) Height Dimensions Length Width Weight Approx dry weight 471mm (18.5inches) 166mm(6.5inches) 206 mm (8.11inches) 29Kg ( 63.8lbs) 471 M10 25 Characteristics Capacity 25 (77 ) Discharge Curves 25 10 hour rate(49A) 1 h our rate(220.5A) 0.5 hour rate(343A) 40 (104 ) 25 (77 ) 0 (32 ) -15 (5 ) (77 ) 490Ah 220.5Ah 171.5Ah 102% 100% 85% 65% 91% 82% 64% Capacity affected by Temperature (10hour rate) Capacity after 3 month storage S elf-Discharge Capacity after 6 month storage at 25 (77 ) Capacity after 12 month storage 2.30 2.20 2.10 2.00 1.90 1.80 1.70 1.60 1.50 1.40 1.30 01 2 220.5A 49A 343A 4 6 8 10 20 4060 2 4 6 8 10 20 40 2 Terminal quantity Initial Charging Current less than 122.5A Charge (constant Voltage) Voltage 2.33-2.38V Charging characteristics(25 C harged Volume Cycling Curves 7000 6000 5000 4000 3000 2000 1500 1000 900 700 600 500 05 10 20 30 40 50 60 70 80 90 100 (%) 140 120 100 80 60 40 20 0 0.30 0.25 0.20 0.15 0.10 0 Ch Arging Current C(A) (V) 2.60 Charging Voltage C hargde Volume Charging Voltage 2.40 2.00 Charging Current 1.75 2 4 6 8 10 12 14 16 18 20 Charging Time (Hours) %Depth of discharge at 10 hour rate at 25 77 F R