BPL28-12 Datasheet, PDF (1/1 Pages) B. B. Battery Co., Ltd. – VRLA Rechargeable Battery

VRLA Rechargeable Battery
Measures
Technology
Values
Innovation
BPL28-12 ^(BPL28-12FR)
FEATURES
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
Terminals
Internal Resistance
Max. Discharge Current
Max. Charge Current
Operating Temperature Range
Container Material
12 V
28.0Ah @ 20 hour rate F.V.(1.75V/cell)
9.7Kg(21.39lbs.)
B1 (Fitting M5 bolt & nut) , T2 and I1 are optional
10m (Fully Charged )
420 A (5 sec.)
8.4 A
Charge 0^oC~40^oC(32^oF~104^oF)
Discharge -20^oC~50^oC(-4^oF~122^oF)
Storage. -20^oC~40^oC(-4^oF~104^oF)
ABS(UL94-HB, UL94-V0 is optional)
ISO 9001
ISO14001
UL
CE
IEC61056
JIS C 8702
GB/T 19639
DIMENSION(mm/inch)
OUTER DIMENSIONS
TERMINAL TYPE
Length
175±1.5 (6.89±0.06)
Width
166±1.5 (6.54±0.06)
Container Height
123±1.5 (4.84±0.06)
Total Height
125±1.5 (4.92±0.06)
Terminal B1
12.0(0.47) 2.0(0.08)
Terminal T2
3.4(0.13)
Terminal I1
M5x0.8
[M5 BOLT & NUT]
7.85(0.31)
[M5 BOLT & NUT]
Terminal Hardware Initial Torque: B1 (2.5Nm±5%),I1(4.0Nm±5%)
Constant power discharge characteristics at 25 ^oC/77 ^oF
Discharge
F.V.
Time
(V/cell)
1.80V
1.75V
1.70V
1.65V
1.60V
5 Min
912.0
1056.0
1120.0
1172.0
1208.0
10 Min
685.6
742.8
769.6
788.0
803.6
15 Min
555.2
581.2
598.8
612.8
624.8
30 Min
334.0
346.8
354.4
359.6
363.2
1 Hr
193.6
199.2
202.8
205.6
207.6
Unit: W
3 Hr
81.6
83.2
84.0
84.8
85.2
5 Hr
56.4
57.2
57.6
58.0
58.0
10 Hr
31.44
31.92
32.08
32.16
32.16
20 Hr
16.44
16.80
16.88
16.92
16.92
Constant current discharge characteristics at 25 ^oC/77 ^oF Unit: A
Discharge
F.V.
Time
(V/cell)
5 Min
10 Min
15 Min
30 Min
1 Hr
3 Hr
1.80V
82.2
60.4
48.3
28.3
16.3
6.80
1.75V
96.9
65.4
50.5
29.4
16.7
6.93
1.70V
102.8
67.7
52.1
30.0
17.0
7.00
1.65V
107.5
69.4
53.3
30.5
17.3
7.07
1.60V
110.8
70.7
54.3
30.8
17.4
7.10
All data shall be changed without prior notice, BB reserves the right to explain and update the information contained hereinto.
5 Hr
4.70
4.77
4.80
4.83
4.83
10 Hr
2.62
2.66
2.67
2.68
2.68
20 Hr
1.37
1.40
1.41
1.41
1.41
A/0 REV. Jul. 2009
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