WP4.5-12 12Volt 4.5Ah

WP4.5-12 12Volt 4.5Ah
Specifications
Nominal Voltage(V)
12V
Nominal Capacity
(0.225A
to
10.50V)
4.5Ah
10 hour rate
(0.428A
to
10.50V)
4.275Ah
5 hour rate
(0.765A
to
10.20V)
3.825Ah
1C
(4.5A
to
9.60V)
2.55Ah
3C
(13.5A
to
9.60V)
1.8Ah
Weight
Approx. 1.62kg(3.56Lbs.)
Dimensions
5 seconds:
4.75
(0.19)
Maximum Discharge Current for
mm(inch)
67.5A
0.8
(0.03)
Charging Methods at 25℃(77℉)
6.35
(0.25)
Internal Resistance (at 1KHz) Approx. 34.2 mΩ
0.8
(0.03)
20 hour rate
F1
Cycle use:
Charging Voltage
F2
14.4 to 15.0V
Coefficient -5.0mv/℃/cell
Maximum Charging Current:
1.35A
Standby use:
Float Charging Voltage
13.50 to 13.80V
70±1(2.76± 0.04)
90±1(3.54± 0.04)
Operating Temperature Range
Charge
-15℃(5℉)
to
40℃(104℉)
Discharge
-15℃(5℉)
to
50℃(122℉)
Storage
-15℃(5℉)
to
40℃(104℉)
(v)
Charge Retention (shelf life) at 20℃(68℉)
Discharge Time VS. Discharge Current (25℃)
FOR 12V
BATTERY
13.0
1 month
92%
3 month
90%
6 month
80%
Case Material
ABS
(Option: UL94 HB & UL94 V-0 flame retardant )
Terminal
107±1(4.21±0.04)
101±1(3.98±0.04)
Coefficient -3.0mv/℃/cell
12.0
11.0
0.428A
10.0
0.225A
0.765A
4.5A
13.5A
9.0
8.0
F1 or F2 (Faston Tab 187 or 250)
1
2
4
6
8 10
20
40
60
2
minutes
5 6
hours
Discharge Time
8 10
20
WP4.5-12
Effect of Temperature on Capacity 25℃(77℉)
0.05CA
0.1CA
0 ℃(32 ℉)
Remaining Capacity
Capacity %
100
0.25CA
80
0.6CA
1CA
60
2CA
40
20
0
-20
-4
-10
14
0
32
10
50
20
68
30
86
40
50
104 122
Capacity Retention Characteristic
(%)
100
120
℃
℉
75
10 ℃(50℉)
50
20 ℃(68℉)
40 ℃(104℉)
30℃(86℉)
25
0
3
6
9
12
15
18
Storage Time (months)
Temperature
Cycle Service Life
Trickle (or float) Service Life
120
10
Capacity %
Life (years)
100
5
3
2
80
60
Discharge Depth 100%
Discharge Depth 30%
Discharge Depth 50%
40
(1) Discharge : 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℃
0.5
20
20
68
30
86
40
104
50
122
(℃ )
(℉ )
0
200
400
600
800 1000 1200 1400 1600
Number of Cycles (times)
Ambient Temperature
- PERFORMANCE DATA
Discharge Rates in Watts to Various End Voltages at 25℃(77℉)
End Voltage
1.85V
1.80V
1.75V
1.70V
1.67V
1.65V
1.60V
min
min
min
min
min
min
min
min
min
min
min
143
102
84.5
49.1
25.2
14.9
11.8
9.61
8.76
5.13
2.59
161
115
93.4
54.9
28.6
16.6
13.0
10.4
9.35
5.48
2.81
174
123
97.2
57.1
30.8
17.4
13.6
10.8
9.62
5.64
2.99
186
129
99.1
58.2
32.6
18.0
14.1
11.1
9.81
5.76
3.06
191
132
100
58.8
33.2
18.3
14.3
11.3
9.92
5.81
3.08
197
135
101
59.5
33.9
18.7
14.6
11.5
10.1
5.87
3.12
204
138
102
60.2
34.4
19.1
14.9
11.7
10.3
5.95
3.16
Time
5
10
15
30
60
120
180
240
300
600
1200
- Discharge Rates in Amperes to Various End Voltages at 25℃(77℉)
End Voltage
1.85V
1.80V
1.75V
1.70V
1.67V
1.65V
1.60V
min
min
min
min
min
min
min
min
min
min
min
15.3
10.5
7.56
4.39
2.36
1.32
1.09
0.835
0.776
0.435
0.219
17.6
11.7
8.22
4.94
2.61
1.44
1.15
0.891
0.812
0.452
0.233
18.9
11.9
8.71
5.11
2.73
1.50
1.18
0.916
0.825
0.464
0.241
19.5
12.1
8.92
5.25
2.84
1.54
1.20
0.942
0.837
0.473
0.247
19.7
12.2
8.99
5.3
2.87
1.55
1.21
0.948
0.841
0.477
0.250
19.9
12.3
9.07
5.35
2.91
1.57
1.22
0.955
0.846
0.481
0.253
20.2
12.4
9.15
5.41
2.94
1.59
1.23
0.963
0.852
0.486
0.257
Time
5
10
15
30
60
120
180
240
300
600
1200
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%)
261112-1E
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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.