VRLA Rechargeable Battery BC28-12 Measures Technology Values Innovation (BC28-12FR) FEATURES Maintenance free(no water topping-up required) No free acid(Non-spillable battery) Can be used in any orientation(excluding used inverted) Absorbent Glass Mat technology for efficient gas recombination Its design life is up to 5 years in floating application APPLICATION UPS Wheelchairs Lawn Mowers Electronic Medical Equipment Golf-Carts SPECIFICATIONS Nominal Voltage BC28-12: ABS: UL 94-HB (Dark gray color) BC28-12FR: ABS: UL 94-V0 (Light gray color) 7900g(17.42lbs.) B1 (Fitting M5 bolt & nut) , T2 and I1 are optional Max. Discharge Current 420 A (5 sec.) 8.4 A 0oC~40oC(32oF~104oF) -20oC~50oC(-4oF~122oF) -20oC~40oC(-4oF~104oF) OUTER DIMENSIONS mm(inch) 14m CE JIS C 8702 GB/T 19639 (Fully Charged ) Length (L) 175±1.5(6.89±0.06) UL IEC61056 Width (W) 166±1.5(6.54±0.06) Container Height (H) 123±1.5(4.84±0.06) Total Height (TH) 125±1.5(4.92±0.06) TERMI NAL TYPE Terminal B1 12.0(0.47) 3.4(0.13) 2.0(0.08) [M5 BOLT & NUT] Terminal I1 Terminal T2 5.5(0.22) Internal Resistance < 3% per month (25 C) 11.0(0.43) Self Discharge o M5x0.8 7.95(0.31) 2.0(0.08) Discharge Storage ISO14001 6.35(0.25) Charge ISO 9001 0.8(0.03) Max. Charge Current Operating Temperature Range 28.0 Ah 26.6 Ah 23.8 Ah 16.8 Ah 20 Hour Rate (1400mA, 10.5V) 10 Hour Rate (2660mA, 10.5V) 5 Hour Rate (4760mA, 10.5V) 1 Hour Rate (16800mA,9.3V) Approx. Weight Terminals CONTAINER MATERIAL 5.0(0.20) Nominal Capacity 12V [M5 BOLT & NUT] Terminal Hardware Initial Torque: B1(2.5Nm±5%),I1(4.0Nm±5%) o o BC28-12 (BC28-12FR) discharge characteristics (25 C/77 F) Battery Charging Characteristics (Typical examp le of t he charge characteristics for the standby us e) 13.0 0.21 15.0 0.18 14.0 140 10.0 0.6CA 9.0 0.15 0.12 0.09 0.06 120 Charge voltage 13.0 100 olume Charge v 1 Discharge 100%(0.05CA x 20h) 50%(0.05CA x 10h) 2 Constant voltage charging Charge voltage:2.275V/cell Charge current:0.1CA 3 Temperature:25℃(77℉) 12.0 11.0 10.0 80 60 40 Charge volume(%) 0.17CA 0.095CA 0.05CA 0.25CA Charge voltage(V) 11.0 Charge current(CA) Terminal Voltage(V) 12.0 8.0 2.5CA 2CA 7.0 1CA 0.03 20 Charge current 1 2 3 5 10 20 30 60 2 3 5 10 20 30 0 0 Hr Min 0 5 10 15 20 0 25 Charge time (hr) Discharge time Effect Of Temperature On Long Term Float Life Application Charging method Charging time O 0.1CA, 25 C (h) Charging Temperature Max. charging compensation current Voltage coefficient of (CA) at 25OC voltage 100% 50% (V/cell) charging (mV/ OC/cell) discharge discharge Constant voltage & 2.25~2.30 Constant current charging For (with current cycle service restriction) 2.40~2.50 For standby power Source -3 0.3 24 Temp ( OC) 20 Life expectancy(year) Charging Procedure 0~40 (32~ 104 OF) -4 0.3 16 10 8 6 5 4 3 2 1 0.5 20 68 10 30 86 50°C 122°F 40 104 Battery temperature Constant power discharge characteristics at 25 oC/77 oF Discharge Time Charging voltage : 2.275V/cell 5 Min 10 Min 1.80V 703.7 1.75V 790.5 1.70V Unit: W 15 Min 30 Min 1 Hr 3 Hr 5 Hr 10 Hr 20 Hr 573.8 468.5 317.3 199.7 81.60 56.27 31.47 16.53 621.5 489.9 329.6 205.7 83.27 57.13 31.93 16.80 865.3 642.9 504.7 337.1 209.4 84.00 57.40 32.07 16.87 1.65V 904.3 659.3 516.6 341.8 211.9 84.53 57.60 32.20 16.93 1.60V 934.2 672.6 526.7 345.3 214.1 85.13 57.80 32.20 16.93 F.V. (V/cell) Constant current discharge characteristics at 25 oC/77 oF F.V. (V/cell) Discharge Time 5 Min Unit: A 10 Min 15 Min 30 Min 1 Hr 3 Hr 5 Hr 10 Hr 20 Hr 1.80V 64.1 51.7 41.9 27.1 16.8 6.80 4.67 2.60 1.33 1.75V 73.3 56.1 43.8 28.2 17.3 6.93 4.73 2.67 1.40 1.70V 80.2 58.1 45.1 28.9 17.6 7.00 4.80 2.67 1.40 1.65V 85.4 60.6 46.2 29.3 17.8 7.07 4.80 2.67 1.40 1.60V 89.9 62.9 47.1 29.5 18.0 7.07 4.80 2.67 1.40 All data shall be changed without prior notice, BB reserves the right to explain and update the information contained hereinto. A/1 USA: B&B BATTERY(USA) INC. 6415 RANDOLPH ST.COMMERCE,CA,90040 U.S.A. TEL:1-323-278-1900.1-800-278-8599 FAX:1-323-278-1268 E-Mail:[email protected] CHINA FACTORY: B.B. BATTERY CO., LTD. CHENG DONG TRIAL AREA,HUANG GANG, RAOPING, GUANG DONG,CHINA,515700 TEL:86-768-7601001-2 FAX:86-768-7601469 E-Mail:[email protected] Web Site: http://www.bb-battery.com REV. Dec. 2010 EUROPE: B&B BATTERY(EUROPE) B.V. SUITE 8, HAAKSBERGWEG 33, 1101 BP AMSTERDAM,THE NETHERLANDS TEL: 31-30-3200190 MOBILE: 886-933896989 E-Mail: [email protected] JAPAN: B&B BATTERY(JAPAN) CO., LTD. 1375-11 NARAHARA-MACHI,HACHIOJI, TOKYO 193-0803,JAPAN. TEL:81-426-25-6375 FAX:81-426-25-6375 E-Mail:[email protected] HONG KONG: B&B BATTERY(Hong Kong) Co. TEL:852-2311-4918 FAX:852-2739-1182 E-Mail:[email protected] TAIWAN: B.B. BATTERY(TAIWAN) CO., LTD. TEL:886-6-502-5150 FAX:886-6-589-8087 E-Mail:[email protected] Powered by B.B. Battery Co., Ltd.