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  Datasheet File OCR Text:
 SHENZHEN SUNNYWAY BATTERY TECH CO.,LTD.
R
SWE1240(12V4.0AH)
Outer dimensions (mm)
90 70
SW SW 12 (1 2 E 1 2 4 0 V 4 .04 0 AH )
Terminal Type (mm)
Specifications
Nominal Voltage Rated capacity (20 hour rate) Total Height Height Dimensions Length Width Weight Approx 12V 4.0Ah 106mm (4.17 inches) 101mm (3.98 inches) 90mm (3.54 inches) 70mm (2.76 inches) 1.45Kg (3.19 lbs)
3.2 6.35
4.75
101
106
3.4 7.85 T2
0.8 6.35
T1
T1
Curves of cycle life(25 )
120
Capacity(%)
100 80 60
Characteristics
20 hour rate(0.20 A) 10 hour rate(0.37 A) 5 hour rate(0.68 A) 1 hour rate(2.40 A) 4.00 AH 3.70 AH 3.40 AH 2.40 AH
0.8
100%DOD Idis=0.25C 3h
Ich=0.10C 9h
70%DOD
Idis=0.25C 2h
50%DOD
Idis=0.25C 1.5h
30%DOD
4.5h
Ich=0.10C
6h
Ich=0.10C
Idis=0.25C
1.0h
40 20 0 800 1000 1200
Ich=0.10C
3.0h
Capacity 25 (77 )
200
400
600
1400
1600
Number of cycles(cycles)
Internal Resistance Full charged Battery at 25 (77 ) 48 m Capacity affected by Temperature (20hour rate) Self-Discharge at 25 (77 ) Terminal Charge (constant Voltage) 40 (104 ) 25 (77 ) 0 (32 ) -15 (5 ) Capacity after 3 month storage Capacity after 6 month storage Capacity after 12 month storage 102% 100% 85% 65% 91% 82% 64%
Discharge Curves 25
(77 )
T1 Initial Charging Current less than1.60A Cycle Voltage 14.40-14.70V Voltage 13.50-13.80V Float
13.8 13.2 12.6 12.0 11.4 10.8 10.2 9.6 9.0 8.4 7.8
14.4A
0.80A 0.40A 1.6A 4.0A 8.0A 12A
0.20A
01
2
4
6 8 10
20
40 60
2
4
6 8 10 20 40
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
0.38 4.38 0.37 4.30 0.37 4.27 0.36 4.17 0.35 4.08
5min
10min
15min
30min
1h
2.40 27.7 2.25 26.0 2.18 25.2 2.11 24.5 2.03 24.2
2h
1.40 16.2 1.34 15.6 1.32 15.3 1.28 14.9 1.25 14.8
3h
1.03 11.92 1.00 11.58 0.98 11.38 0.97 11.25 0.92 10.92
4h
0.83 9.57 0.80 9.27 0.76 8.80 0.75 8.69 0.73 8.67
5h
0.70 8.12 0.69 7.97 0.68 7.92 0.65 7.57 0.62 7.40
8h
0.46 5.35 0.46 5.27 0.45 5.22 0.44 5.00 0.43 4.83
20h
0.21 2.40 0.20 2.33 0.20 2.32 0.20 2.27 0.19 2.25
R
Edition May 2008


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