SW220000_17 Datasheet, PDF (1/1 Pages) Shenzhen Sunnyway Battery Tech Co.Ltd. – Constant Current(Amp) and Constant Power(Watt) Discharge Table at 25

SHENZHEN SUNNYWAY BATTERY TECH CO.,LTD.
SW220000(2V2000AH)
Outer dimensions (mm)
Specifications
Nominal Voltage
2V
Rated capacity (10 hour rate)
2000 Ah
Total Height _{369 mm (14.5 inches)}
Dimensions
Height
Length
344 mm (13.5 inches)
491 mm (19.3 inches)
Width
351 mm (13.8 inches)
Weight Approx
122.0 Kg (269.0 lbs)
φ20
M8×20
Characteristics
Capacity
25℃(77℉)
10 hour rate(200 A)
5 hour rate(320A)
1 hour rate(1200 A)
2000 AH
1600 AH
1200 AH
1.5 hour discharge to 1.75 V
800 A
Internal Resistance Full charged Battery at 25℃(77℉) _{0.5 mΩ}
Capacity
affected
by Temperature
(10hour rate)
40℃(104℉)
25℃(77℉)
0℃(32℉)
-15℃(5℉)
102%
100%
85%
65%
Capacity after 3 month storage
Self-Discharge _{Capacity after 6 month storage}
at 25℃(77℉)
Capacity after 12 month storage
91%
82%
64%
Terminal
Charge _Cycle
(constant
Voltage) _Float
T20
Initial Charging Current less than 500 A
Voltage 2.35-2.40V
Voltage 2.25-2.30V
Discharge Curves 25℃(77℉)
2.30
2.20
2.10
2.00
1.90
1.80
1.70
1.60
1.50
1.40
1.30
2000A
400A ^200A
1000A
4000A
01 2
4 6 8 10 20 40 60 2 4 6 8 10 20 40
(min)
(h)
Time
A
1.60V
W
A
1.70V
W
A
1.75V
W
A
1.80V
W
A
1.85V
W
Constant Current(Amp) andConstant Power(Watt) Discharge Table at 25℃(77℉)
10min
30min
1h
2h
3h
4h
5h
8h
3980.0
7820
3780.0
7520
3580.0
7280
3380.0
7000
3180.0
6600
2280.0
4080
2220.0
4040
2040.0
3800
1880.0
3660
1680.0
3360
1200.0
2320
1128.0
2180
1100.0
2100
1060.0
2020
1000.0
1960
700.0
1360
668.0
1280
652.0
1260
636.0
1240
620.0
1220
516.0
1000
500.0
960
488.0
940
476.0
920
460.0
920
400.0
780.0
390.0
760.0
384.0
740.0
378.0
724.0
366.7
710.0
336.83
640.0
330.2
620.0
327.2
612.0
308.0
600.0
302.0
596.0
231.7
440.0
227.5
440.0
225.0
434.0
219.2
420.0
213.3
402.0
10h
220.0
410.0
207.0
390.0
204.0
386.0
200.0
384.0
195.0
380.0
20h
114.0
217.8
112.0
214.0
110.6
210.0
109.2
208.0
108.0
205.0