Data Sheet

- PERFORMANCE DATA
Discharge Rates in Watts to Various End Voltages at 25
℃
(77
℉
)
End Voltage
Time
1.85V 1.80V 1.75V 1.70V 1.67V 1.65V 1.60V
5
min
37.8
43.7
47.3
50.4
51.3
52.4
54.0
8
min
28.0
32.5
35.7
38.0
39.0
39.8
41.0
10
min
25.7
29.2
31.3
33.0
33.9
34.3
35.3
15
min
20.3
22.4
23.8
25.0
25.3
25.8
26.3
20
min
16.3
17.7
19.0
19.9
20.2
20.5
20.8
30
min
13.3
14.3
14.8
15.2
15.4
15.6
15.9
60
min
7.20
7.73
8.03
8.30
8.38
8.48
8.64
120
min
4.40
4.65
4.87
5.02
5.07
5.13
5.22
300
min
2.01
2.14
2.22
2.29
2.31
2.34
2.37
600
min
1.26
1.29
1.30
1.31
1.32
1.32
1.33
1200
min
0.688
0.700
0.709
0.717
0.720
0.723
0.726
- Discharge Rates in Amperes to Various End Voltages at 25
℃
(77
℉
)
End Voltage
Time
1.85V 1.80V 1.75V 1.70V 1.67V 1.65V 1.60V
5
min
19.1
22.6
24.9
27.0
27.7
28.6
29.8
8
min
17.0
18.8
19.9
20.8
21.1
21.5
22.1
10
min
14.2
15.7
16.8
17.7
18.0
18.4
19.0
15
min
11.3
12.2
12.9
13.4
13.6
13.7
13.9
20
min
9.71
10.2
10.3
10.7
10.9
11.0
11.2
30
min
6.78
7.19
7.46
7.69
7.78
7.90
8.07
60
min
3.63
3.85
4.00
4.13
4.19
4.24
4.32
120
min
1.88
2.01
2.12
2.21
2.25
2.29
2.34
300
min
0.961
1.032
1.071
1.097
1.108
1.12
1.13
600
min
0.593
0.612
0.619
0.626
0.628
0.631
0.636
1200
min
0.319
0.327
0.332
0.337
0.339
0.341
0.343
All data on the spec. sheet is an average value:
The tolerance range : X<6min(+15%~-15%), 6min≦X<10min(+12%~-12%),10min ≦X < 60min(+8% ~-8%), X≧60min(+5%~-5%)
130218-1E
WP1224W
-20 -10 0 10 20 30 40 50 ℃
-4 14 32 50 68 86 104 122 ℉
Temperature
Effect of Temperature on Capacity 25 (77 ) ℃℉
0
20
40
60
80
100
120
C
a
p
a
c
i
t
y
%
0.05CA
0.1CA
0.25CA
0.6CA
1CA
2CA
40 (104 )℃℉ 30 (86 )℃℉
20 (68 )℃℉
10 (50 )℃℉
0(32)℃℉
Capacity Retention Characteristic
Storage Time (months)
R
e
m
a
i
n
i
n
g
C
a
p
a
c
i
t
y
3 6 9 12 15 18
0
25
50
75
100
(%)
Trickle (or float) Service Life
Ambient Temperature
L
i
f
e
(
y
e
a
r
s
)
0.5
30 40 50 ()℃
68 86 104 122 ()℉
2
5
10
20
3
0 200 400 600 800 1000 1200 1400 1600
20
40
60
80
100
120
C
a
p
a
c
i
t
y
%
Number of Cycles (times)
Cycle Service Life
(1) Discharge : 5HR rate (0.17CA)
(2) Charge : CV 2.4V/cell 16H Imax 0.3CA
(3) End of life discharge voltage : 1.65 Vpc
(4) Temperature : 25 2
＊
±℃
Discharge Depth 100%
Discharge Depth 50%
Discharge Depth 30%