SUNNYWAY SWE12280

SHENZHEN SUNNYWAY BATTERY TECH CO.,LTD.
R
SWE12280(12V28AH)
Outer dimensions (mm)
Terminal Type (mm)
Specifications
Nominal Voltage
12V
Rated capacity (20 hour rate)
28 Ah
Total Height
125 mm (4.92 inches)
Height
125 mm (4.92 inches)
Length
166 mm (6.54 inches)
Width
175mm (6.89 inches)
Dimensions
Curves of cycle life(25 )
120
Capacity(%)
9.0Kg (19.89 lbs)
Weight Approx
Characteristics
100
80
60
100%DOD
I dis =0.25C 3h
I ch =0.10C
20 hour rate(1.40 A)
10 hour rate(2.58 A)
5 hour rate(4.76A)
1 hour rate(16.80A)
Capacity
25
(77 )
28.0 AH
25.8AH
23.8AH
16.8AH
Internal Resistance Full charged Battery at 25 (77 )
9m
Capacity
affected
by Temperature
(20hour rate)
40 (104 )
25 (77 )
0 (32 )
-15 (5 )
102%
100%
85%
65%
Self-Discharge
at 25 (77 )
Capacity after 3 month storage
Capacity after 6 month storage
Capacity after 12 month storage
91%
82%
64%
30%DOD
50%DOD
70%DOD
I dis =0.25C
I ch =0.10C
2h
I dis =0.25C
1.5h
6h
I ch =0.10C
4.5h
0
400
200
9.60V
10.20V
10.50V
10.80V
11.10V
A
W
A
W
A
W
A
W
A
W
1.0h
I ch =0.10C
3.0h
800
600
1000
1200
1400
1600
Number of cycles(cycles)
Discharge Curves 25 (77 )
13.8
13.2
12.6
12.0
11.4
10.8
10.2
9.6
9.0
8.4
7.8
T4 T13
Initial Charging Current less than 11.2 A
Cycle
Voltage 14.40-14.70V
Float
Voltage 13.50-13.80V
01
5.6A 2.8A 1.4A
11.2A
28A
56A
101A
2
84A
4 6 8 10
20
4060
2
4 6 8 10 20 40
Constant Current(Amp) and Constant Power(Watt) Discharge Table at 25 (77
Time
I dis =0.25C
20
Terminal
Charge
(constant
Voltage)
9h
40
)
5min
10min
15min
30min
1h
2h
3h
4h
5h
8h
10h
20h
100.80
66.08
49.00
32.20
16.80
9.80
7.21
5.79
4.91
3.24
2.65
1.45
1188.8
92.40
746.7
63.23
564.7
45.03
341.8
30.57
193.7
15.77
113.4
9.40
83.4
7.00
67.0
5.60
56.8
4.82
37.5
3.19
30.7
2.60
16.8
1.41
1118.8
707.0
530.8
339.5
182.0
108.9
81.1
64.9
55.8
36.9
30.1
16.3
84.12
59.08
42.00
29.63
15.26
9.22
6.88
5.32
4.80
3.15
2.58
1.40
1080.3
686.0
507.5
336.0
176.6
106.8
79.7
61.6
55.4
36.5
29.9
16.2
80.84
947.3
56.47
665.0
39.20
488.8
28.82
334.8
14.75
171.5
8.98
104.5
6.77
78.8
5.23
60.8
4.55
53.0
3.07
35.0
2.51
29.2
1.37
15.9
74.76
53.20
36.40
28.00
14.23
8.75
6.42
5.13
4.35
2.99
2.45
1.33
915.8
642.8
465.5
332.5
169.2
103.8
76.4
60.7
51.8
33.8
28.6
15.8
R
Edition July 2009