SHENZHEN SUNNYWAY BATTERY TECH CO.,LTD.
R
SW28000E(2V800AH)
Outer dimensions (mm)
SW
(2V 28
80
00
0A 0E
h)
411
Specifications
Nominal Voltage
Rated capacity (10 hour rate)
Total Height
Height
Dimensions
Length
Width
Weight Approx
2V
800 Ah
366 mm (14.4 inches)
339 mm (13.3 inches)
411 mm (16.2 inches)
176 mm (6.93 inches)
53 Kg (116.6 lbs)
Terminal Type (mm)
20
11
M8 20
Characteristics
10 hour rate(120 A)
5 hour rate(128A)
1 hour rate(440 A)
1.5 hour discharge to 1.75 V
Capacity
affected
by Temperature
(10hour rate)
40 (104 )
25 (77 )
0 (32 )
-15 (5 )
800 AH
640AH
440 AH
320 A
102%
100%
85%
65%
91%
82%
64%
Discharge Curves 25
(77 )
Capacity
25
(77
)
Internal Resistance Full charged Battery at 25 (77 ) 1.4 m
Capacity after 3 month storage
Self-Discharge Capacity after 6 month storage
at 25 (77 )
Capacity after 12 month storage
Terminal
Charge
(constant
Voltage)
Cycle
Float
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
176
366
339
160A 80A
400A
800A
1688A
9.2A
4 6 8 10
20
40 60
2
4 6 8 10 20 50
100 200
T20
Initial Charging Current less than 200 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
)
50h
100h
10min
30min
1h
3h
4h
5h
8h
10h
20h
R
Edition Nov. 2009
SUNNYWAY [ SHENZHEN SUNNYWAY BATTERY TECH CO.LTD. ]
