SHENZHEN SUNNYWAY BATTERY TECH CO.,LTD.
R
SWG25000(2V500AH)
Outer dimensions (mm)
242
172
331
356
20
11
120
M8
129
20
Specifications
Nominal Voltage
Rated capacity (20 hour rate)
Total Height
Height
Dimensions
Length
Width
Weight Approx
2V
500 Ah
356 mm (14.0 inches)
331 mm (13.0 inches)
242 mm (9.5 inches)
172 mm (6.8 inches)
40
120
Curves of cycle life(25 )
Capacity(%)
100
80
60
100%DOD
50%DOD
30%DOD
35 Kg (77.4 lbs)
I
dis
=0.17C 5h
I
ch
=0.10C 10h
I
dis
=0.17C 2.5h
I
ch
=0.10C 5.0h
I
dis
=0.17C 1.5h
I
ch
=0.10C 3.0h
20
0
800
1000
1200
1400
200
400
600
1600
1800
2000
Number of cycles(cycles)
Characteristics
Capacity
25
(77
)
20 hour rate(25 A)
10 hour rate(46 A)
5 hour rate(73.6 A)
1 hour rate(276 A)
500 AH
460 AH
368 AH
276 AH
Discharge Curves 25
(77
)
Internal Resistance Full charged Battery at 25 (77 )
Capacity
affected
by Temperature
(10hour rate)
Self-Discharge
at 25 (77 )
Terminal
Charge
(constant
Voltage)
Cycle
Float
40 (104 )
25 (77 )
0 (32 )
-15 (5 )
Capacity after 3 month storage
Capacity after 6 month storage
Capacity after 12 month storage
Approx
0.76 m
102%
100%
85%
65%
91%
82%
64%
2.30
2.20
2.10
2.00
1.90
1.80
1.70
1.60
1.50
1.40
1.30
0 1
2
4
92A
460A
920A
971A
46A
25A
6 8 10
20
40 60
2
4
6 8 10 20 40
T20
Initial Charging Current less than 184 A
Voltage 2.35-2.40V
Voltage 2.25-2.30V
Constant Current(Amp) and Constant Power(Watt) Discharge Table at 25 (77
Time
1.60V
1.70V
1.75V
1.80V
1.85V
A
W
A
W
A
W
A
W
A
W
R
)
10h
20h
5min
10min
15min
30min
1h
2h
3h
4h
5h
8h
SUNNYWAY [ SHENZHEN SUNNYWAY BATTERY TECH CO.LTD. ]
