SW24500_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.
SW24500(2V450AH)
Outer dimensions (mm)
Specifications
Nominal Voltage
2V
Rated capacity (10 hour rate)
450 Ah
Total Height _{356 mm (14.0 inches)}
Dimensions
Height
Length
330 mm (13.0 inches)
211 mm (8.31 inches)
Width
176 mm (6.92 inches)
Weight Approx
26.5 Kg (58.4 lbs)
φ20
M8×20
Characteristics
Capacity
25℃(77℉)
10 hour rate(45 A)
5 hour rate(72A)
1 hour rate(270 A)
450 AH
360 AH
270 AH
1.5 hour discharge to 1.75 V
180 A
Internal Resistance Full charged Battery at 25℃(77℉) _{0.6 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
T20
Charge
Initial Charging Current less than 112.5 A
Cycle
(constant
Voltage 2.35-2.40V
Voltage) _Float
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
450A
90A ^45A
225A
900A
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) and Constant Power(Watt) Discharge Table at 25℃(77℉)
10min
30min
1h
2h
3h
4h
5h
8h
895.5
513.0
270.0
157.5
116.1
90.0
75.79
52.1
1760
918
522
306
225
175.5
144.0
99.0
850.5
499.5
253.8
150.3
112.5
87.8
74.3
51.2
1692
909
491
288
216
171.0
139.5
99.0
805.5
459.0
247.5
146.7
109.8
86.4
73.6
50.6
1638
855
473
284
212
166.5
137.7
97.7
760.5
423.0
238.5
143.1
107.1
85.1
69.3
49.3
1575
824
455
279
207
162.9
135.0
94.5
715.5
378.0
225.0
139.5
103.5
82.5
68.0
48.0
1485
756
441
275
207
159.8
134.1
90.5
10h
49.5
92.3
46.6
87.8
45.9
86.9
45.0
86.4
43.9
85.5
20h
25.7
49.0
25.2
48.2
24.9
47.3
24.6
46.8
24.3
46.1