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 235 282 316 338 343 348 354
10 min 168 199 218 228 232 237 241
15 min 124 143 157 163 166 169 171
30 min 76.4 88.0 95.2 98.3 99.5 101 102
60 min 52.6 55.4 57.0 58.3 58.8 59.5 59.9
120 min 29.2 32.0 33.3 34.5 34.8 35.3 35.8
180 min 20.8 22.7 23.8 24.7 25.0 25.3 25.7
240 min 17.2 18.3 19.0 19.7 19.8 20.2 20.5
300 min 15.9 16.6 17.0 17.3 17.5 17.7 17.8
600 min 8.62 9.10 9.38 9.57 9.62 9.68 9.77
1200 min 4.58 4.87 5.05 5.17 5.20 5.25 5.30
- 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 136 163 181 195 202 206 210
10 min 86.7 104 115 123 125 128 131
15 min 76.2 82.8 85.8 88.4 89.1 90.0 91.0
30 min 44.5 49.7 51.7 53.3 53.8 54.4 55.1
60 min 25.5 28.2 29.3 30.0 30.2 30.5 30.8
120 min 15.1 16.2 16.8 17.3 17.5 17.7 17.9
180 min 11.0 11.7 12.1 12.4 12.5 12.6 12.7
240 min 8.96 9.44 9.70 9.89 9.96 10.1 10.2
300 min 7.85 8.26 8.50 8.67 8.73 8.80 8.87
600 min 4.41 4.65 4.76 4.82 4.84 4.87 4.91
1200 min 2.32 2.44 2.50 2.55 2.57 2.59 2.61
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%)
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Contents in this data sheet are subject to change for improvement without prior notice to users. For clarifications and updated information, please contact us.
W
P50-12NE
-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)
Re
m
aining Capacity
369121518
0
25
50
75
100
(%)
Trickle (or float) Service Lif
e
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
Discharge Depth 100%
Discharge Depth 50%
Discharge Depth 30%
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 : 0.17CA
(2) Charge : CV 2.4V/cell 16H Imax 0.3CA
(3) End of life discharge voltage : 1.65 Vpc
(4) Temperat ure : 25 2
＊
±℃