VRLA Rechargeable Battery Measures EB20-12 FEATURES Technology Values Innovation APPLICATION Absorbent Glass Mat technology for efficient gas recombination Maintenance free(no water topping-up required) No free acid(Non-spillable battery) Can be used in any orientation(excluding used inverted) The battery is designed for high power & high cyclic usage Low self-discharge rate, lower than 3% capacity loss per month UPS E-bike Wheelchairs Lawn Mowers Golf-Carts Electrical Scooter SPECIFICATIONS Nominal Voltage Nominal Capacity Approx. Weight Terminals Internal Resistance Max. Discharge Current Max. Charge Current Operating Temperature Range 12 V 20Ah @ 20 hour rate F.V.(1.75V/cell) 6450g(14.22lbs.) B1 (Fitting M5 bolt & nut) I1 is optional 11m (Fully Charged ) 300 A (5 sec.) 6.0 A Charge 0oC~40oC(32oF~104oF) Discharge -20oC~50oC(-4oF~122oF) Storage. -20oC~40oC(-4oF~104oF) Container Material IEC 61056-1 JIS C 8702-1 GB/T 19639.1 Standard: ABS( UL 94-HB) EB20-12 Optional: Flame Retardant ABS(UL 94-V0) EB20-12FR DIMENSION(mm/inch) OUTER DIMENSIONS TERMINAL TYPE Length 181±1.5 (7.13±0.06) Width M5x0.8 12.0(0.47) 2.0(0.08) Total Height 166±1.5 (6.54±0.06) [M5 BOLT & NUT] 2.0(0.08) [M5 BOLT & NUT] Terminal Hardware Initial Torque:B1 (2.5Nm±5%),I1(4.0Nm±5%) o o Constant power discharge characteristics at 25 C/77 F Discharge Time 11.0(0.43) Container Height 166±1.5 (6.54±0.06) 5.5(0.22) (2.99±0.06) 5.0(0.20) 76±1.5 Terminal I1 Terminal B1 Unit: W 10 Min 15 Min 40 Min 1 Hr 2 Hr 3 Hr 5 Hr 10 Hr 20 Hr 1.80V 538.5 436.1 274.2 217.4 162.8 85.5 70.1 44.4 22.44 11.76 1.75V 583.5 456.8 285.1 225.4 167.5 87.8 71.5 44.9 22.80 12.00 1.70V 604.8 470.6 291.2 229.7 170.3 88.7 72.0 45.2 22.92 12.12 1.65V 619.3 481.6 295.5 233.0 172.6 89.6 72.5 45.6 23.04 12.24 1.60V 631.6 490.8 298.3 235.4 174.5 90.0 73.0 45.7 23.04 12.24 1.50V 643.9 500.9 301.1 237.7 176.3 90.5 73.4 45.7 23.04 12.24 F.V. (V/cell) 30 Min o o Constant current discharge characteristics at 25 C/77 F Discharge Time Unit: A 10 Min 15 Min 30 Min 1 Hr 2 Hr 3 Hr 5 Hr 10 Hr 20 Hr 1.80V 47.4 37.9 23.2 18.4 13.68 7.13 5.84 3.70 1.87 0.98 1.75V 51.4 39.7 24.2 19.0 14.07 7.31 5.96 3.74 1.90 1.00 1.70V 53.2 40.9 24.7 19.4 14.31 7.39 6.00 3.77 1.91 1.01 1.65V 54.5 41.9 25.0 19.7 14.50 7.46 6.04 3.80 1.92 1.02 1.60V 55.6 42.7 25.3 19.9 14.66 7.50 6.08 3.81 1.92 1.02 1.50V 56.7 43.6 25.5 20.1 14.82 7.54 6.12 3.81 1.92 1.02 F.V. (V/cell) 40 Min All data and artworks shall be changed without prior notice, BB reserves the right to explain and update the information contained hereinto. A/2 REV. Jul. 2013 Powered by B.B. Battery Co., Ltd.