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Valve Regulated Lead-Acid Rechargeable Battery
BP7-12
The battery is constructed by plates, separators, safety valves and container. Since the electrolyte is held by a glassmat separator and plates, the battery can be used in any direction and position without leakage.
PERFORMANCE SPECIFICATIONS
Nominal Voltage(V).................................................................................................................................12 volts(6cells in series) Nominal Capacity(AH) 20 hour rate F.V.(1.75V/cell) (350mA to 10.50volts) ..................................................................................................7.0A.H. 10 hour rate F.V.(1.75V/cell) (665mA to 10.50volts) .............................................................................................6.65A.H. 5 hour rate F.V.(1.75V/cell) (1190mA to 10.50volts) ...............................................................................................5.95A.H. 1 hour rate F.V.(1.55V/cell) (4200mA to 9.30volts)....................................................................................................4.2A.H. Approximate Weight.............................................................................................................................................2540g.(5.60lbs.) Terminal Standard.........................................................................................................................................................................Type T2 Optional...........................................................................................................................................................................Type T1 Internal Resistance (Fully Charged Battery)....................................................................................................................<25m Maximum Discharge Current For 5 sec.(A).........................................................................................................................105A Maximum Charge Current(A).................................................................................................................................................2.1A Ambient Temperature Charge...................................................................................................................................................0oC(32oF)~40oC(104oF) Discharge............................................................................................................................................-20oC(-4oF)~50oC(122oF) Storage................................................................................................................................................-20oC(-4oF)~40oC(104oF) Vibration test: Frequency: 16.7HZ Amplitude: 4mm Vibrate the battery horizontally or vertically for 60 minutes. The battery have no abnormality. Case..........................................................................................................................................................................................ABS Dimension(mm/inch) Length Width Total Height 1.5mm...........................................................................................................................................151/5.94 1.5mm.............................................................................................................................................65/2.56 2mm................................................................................................................................................98/3.86
Container Height 1.5mm.............................................................................................................................................93/3.66 Application....................................................................UPS.Laboratory Equipment, Toy-Cars, Power Packs, Fishing Lights.
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BP7-12 Battery discharge characteristics (25 ° C/77 ° F)
13.0
Battery Charging Characteristics
(Typical example of the charge characteristics for the standby use)
140 0.21 15.0
12.0
120
0.18
14.0
Charge voltage
C ha rg e vo lu m e
Charge current(CA)
Charge volume(%)
11.0
Terminal Voltage(V)
Charge voltage(V)
100
0.15
13.0
1.19A 0.665A 0.35A
10.0
80
0.12
12.0
1.75A
60
0.09
11.0
9.0
4.2A
40
0.06
10.0
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:20° C(68 ° F)
8.0
20
21A 14A 7A
0.03
Charge current
0 0 0 0 5 10 15 20 25
7.0
1
2
3
5
10
20
30
60
2
3
5
10
20
30
Charge time (hr)
Min
Hr
Discharge time
Effect of Temperature on Long Term Float Life
10 8
Charging time O 0.1CA, 20 C (h) 100% discharge 50% discharge
Temp O ( C)
Charging Procedure
Life expectancy(year)
Temperature Charging compensation Voltage coefficient of O at 20 C voltage (V/cell) charging (mV/ OC/cell) Max. charging current (CA)
Applica.