VRLA Rechargeable Battery BPL28-12 FEATURES Measures Technology Values Innovation (BPL28-12FR) APPLICATION Maintenance free(no water topping-up required). No free acid(Non-spillable battery). Low self-discharge rate, lower than 3% capacity loss per month. Can be used in any orientation(excluding used inverted). UPS Wheelchairs Lawn Mowers Electronic Medical Equipment Golf-Carts SPECIFICATIONS Nominal Voltage Nominal Capacity Approx. Weight 12 V Terminals Internal Resistance Max. Discharge Current B1 (Fitting M5 bolt & nut) , T2 and I1 are optional ISO 9001 28.0Ah @ 20 hour rate F.V.(1.75V/cell) 9.7Kg(21.39lbs.) 10m ISO14001 (Fully Charged ) UL 420 A (5 sec.) Max. Charge Current 8.4 A Charge 0oC~40oC(32oF~104oF) Discharge -20oC~50oC(-4oF~122oF) Storage. -20oC~40oC(-4oF~104oF) Operating Temperature Range Container Material CE IEC61056 JIS C 8702 GB/T 19639 ABS(UL94-HB, UL94-V0 is optional) DIMENSION(mm/inch) OUTER DIMENSIONS TERMINAL TYPE Length Terminal T2 175±1.5 (6.89±0.06) Width 3.4(0.13) o 1.80V 1.75V 1.70V 1.65V 1.60V o 10 Min 15 Min 1.80V 1.75V 1.70V 1.65V 1.60V 6.35(0.25) 0.8(0.03) 1 Hr 3 Hr 5 Hr 10 Hr 20 Hr 81.6 912.0 685.6 555.2 334.0 193.6 56.4 31.44 16.44 1056.0 742.8 581.2 346.8 199.2 83.2 57.2 31.92 16.80 1120.0 769.6 598.8 354.4 202.8 84.0 57.6 32.08 16.88 1172.0 788.0 612.8 359.6 205.6 84.8 58.0 32.16 16.92 1208.0 803.6 624.8 363.2 207.6 85.2 58.0 32.16 16.92 o F.V. (V/cell) Unit: W 30 Min o Constant current discharge characteristics at 25 C/77 F Discharge Time [M5 BOLT & NUT] Terminal Hardware Initial Torque: B1 (2.5Nm±5%),I1(4.0Nm±5%) Constant power discharge characteristics at 25 C/77 F 5 Min M5x0.8 7.85(0.31) [M5 BOLT & NUT] Total Height 125±1.5 (4.92±0.06) F.V. (V/cell) 5.5(0.22) Container Height 123±1.5 (4.84±0.06) 11.0(0.43) 5.0(0.20) 166±1.5 (6.54±0.06) 2.0(0.08) 2.0(0.08) 12.0(0.47) Discharge Time Terminal I1 Terminal B1 5 Min 10 Min 15 Min 30 Min Unit: A 1 Hr 3 Hr 5 Hr 10 Hr 20 Hr 82.2 60.4 48.3 28.3 16.3 6.80 4.70 2.62 1.37 96.9 65.4 50.5 29.4 16.7 6.93 4.77 2.66 1.40 102.8 67.7 52.1 30.0 17.0 7.00 4.80 2.67 1.41 107.5 69.4 53.3 30.5 17.3 7.07 4.83 2.68 1.41 30.8 17.4 7.10 4.83 2.68 1.41 110.8 70.7 54.3 All data shall be changed without prior notice, BB reserves the right to explain and update the information contained hereinto. A/0 REV. Jul. 2009 Powered by B.B. Battery Co., Ltd.