SW22500 Datasheet, PDF (1/1 Pages) Shenzhen Sunnyway Battery Tech Co.Ltd. – Photovaltaic & wind power battery

SHENZHEN SUNNYWAY BATTERY TECH CO.,LTD.
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SW22500(2V250AH)
Outer dimensions (mm)
Specifications
Nominal Voltage
2V
Rated capacity (10 hour rate)
250 Ah
Total Height 356 mm (14.0 inches)
Dimensions
Height
Length
330 mm (13.0 inches)
171 mm (6.7 inches)
Width
151 mm (5.9 inches)
Weight Approx
18 Kg (39.6 lbs)
Terminal Type (mm)
20
M8 20
Characteristics
Discharge Curves 25 (77 )
Capacity
25 (77 )
10 hour rate(25 A)
5 hour rate(40A)
1 hour rate(150 A)
250 AH
200 AH
150 AH
Internal ResistanceFull charged Battery at 25 (77 )
Approx
0.55 m
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 Currentless than100 A
Voltage 2.35-2.40V
Voltage 2.25-2.30V
2.30
2.20
2.10
2.00
1.90
1.80
1.70
1.60
1.50
1.40
1.30
528A
250A
50A ^25A
125A
0 1 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 5min 10min 15min 30min 1h
2h
A
1.60V
W
A
1.70V
W
A
1.75V
W
A
1.80V
W
A
1.85V
W
3h
4h
5h
8h
10h
20h
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