SHENZHEN SUNNYWAY BATTERY TECH CO.,LTD.
R
SWE12280(12V28AH)
Outer dimensions (mm)
S
(1 WE
2V 12
28 28
Ah 0
)
Specifications
Nominal Voltage
Rated capacity (20 hour rate)
Total Height
Height
Dimensions
Length
Width
Weight Approx
T32
T66
Terminal Type (mm)
12V
28 Ah
182 mm (7.17 inches)
175 mm (6.89 inches)
175 mm (6.89 inches)
166 mm (6.5 inches)
125 mm (4.92 inches)
9.0Kg (19.89 lbs)
Characteristics
20 hour rate(1.40 A)
10 hour rate(2.58 A)
5 hour rate(4.76A)
1 hour rate(16.80A)
28.0 AH
25.8AH
23.8AH
16.8AH
9m
102%
100%
85%
65%
91%
82%
64%
Discharge Curves 25
(77 )
Capacity
25
(77
)
Internal Resistance Full charged Battery at 25 (77 )
Capacity
affected
by Temperature
(20hour rate)
40 (104 )
25 (77 )
0 (32 )
-15 (5 )
Capacity after 3 month storage
Self-Discharge Capacity after 6 month storage
at 25 (77 )
Capacity after 12 month storage
Terminal
Charge
(constant
Voltage)
13.8
13.2
12.6
12.0
11.4
10.8
10.2
9.6
9.0
8.4
7.8
01 2
5.6A 2.8A 1.4A
11.2A
28A
56A
101A
84A
4 6 8 10 20 4060 2
4 6 8 10 20 40
T66 T32
Initial Charging Current less than 11.2 A
Cycle
Voltage 14.40-14.70V
Float
Voltage 13.50-13.80V
Constant Current(Amp) and Constant Power(Watt) Discharge Table at 25 (77
Time
9.60V
10.20V
10.50V
10.80V
11.10V
A
W
A
W
A
W
A
W
A
W
)
10h
2.65
30.7
2.60
30.1
2.58
29.9
2.51
29.2
2.45
28.6
5min
100.80
1188.8
92.40
1118.8
84.12
1080.3
80.84
947.3
74.76
915.8
10min
66.08
746.7
63.23
707.0
59.08
686.0
56.47
665.0
53.20
642.8
15min
49.00
564.7
45.03
530.8
42.00
507.5
39.20
488.8
36.40
465.5
30min
32.20
341.8
30.57
339.5
29.63
336.0
28.82
334.8
28.00
332.5
1h
16.80
193.7
15.77
182.0
15.26
176.6
14.75
171.5
14.23
169.2
2h
9.80
113.4
9.40
108.9
9.22
106.8
8.98
104.5
8.75
103.8
3h
7.21
83.4
7.00
81.1
6.88
79.7
6.77
78.8
6.42
76.4
4h
5.79
67.0
5.60
64.9
5.32
61.6
5.23
60.8
5.13
60.7
5h
4.91
56.8
4.82
55.8
4.80
55.4
4.55
53.0
4.35
51.8
8h
3.24
37.5
3.19
36.9
3.15
36.5
3.07
35.0
2.99
33.8
20h
1.45
16.8
1.41
16.3
1.40
16.2
1.37
15.9
1.33
15.8
R
Edition July 2009
SUNNYWAY [ SHENZHEN SUNNYWAY BATTERY TECH CO.LTD. ]
