LC-R127R2
LC-R127R2
For main and standby power supplies
Expected trickle life:3-5years at 25℃,approx.5 years at 20℃
■Dimensions(mm)
Terminal type (option)
6.35
Contents indicated (including the recycle marking,
etc) are subject to change without notice.
■Duration of discharge vs. discharge current
Nominal Voltage
12V
7.2Ah
30
Length
151 mm
20
Width
64.5 mm
Height
94 mm
Total height
100 mm
Approx. Mass
2.47 kg
Terminal
Faston 187 & 250M
Temperature
Dependency of
Capacity
(20 hour rate)
Self Discharge
(25 ℃)
7.2Ah
10 hour rate
6.8Ah
5 hour rate
6.3Ah
1 hour rate
4.9Ah
Fully charged battery
40 ℃
102%
25 ℃
100%
0℃
85%
-15 ℃
After 3 months
91%
After 6 months
82%
After 12 months
64%
3
30
21 mΩ
(25 ℃)
25℃
5
60
(minute)
■Characteristics
20 hour rate
40℃
10
(hour)
Dimensions
Duration of discharge
Rated Capacity(20HR)
Internal Resistance
4.5
Battery case resin:standard(UL94HB)
■Specification
Capacity
(25 ℃)
3.2
6.35
4.75
0℃
-15℃
10
5
3
65%
1
0.1
0.3
1.0
3
10
30
100
Discharge current(A)
■Watt Table(25℃)
(Wattage/Battery)
Cut-off V
3min
5min
10min
15min
20min
30min
45min
1h
1.5h
2h
3h
4h
5h
6h
10h
20h
24h
9.6V
433
341
223
170
143
106
75.1
60.1
41.3
32.0
23.8
18.3
15.1
12.1
8.04
4.36
3.64
9.9V
401
320
218
169
140
105
74.7
60.1
40.5
31.7
23.7
18.2
15.0
12.1
8.00
4.34
3.62
10.2V
370
300
213
166
138
104
74.0
58.9
39.7
30.9
23.4
18.0
14.9
12.0
7.92
4.33
3.61
10.5V
329
269
197
154
131
102
72.8
57.7
38.9
29.8
23.1
17.9
14.7
11.8
7.88
4.32
3.60
10.8V
278
237
176
144
128
98.3
71.6
56.5
37.8
28.4
22.6
17.7
14.4
11.7
7.80
4.30
3.58
■Ampere Table(25℃)
(Ampere/Battery)
Cut-off V
3min
5min
10min
15min
20min
30min
45min
1h
1.5h
2h
3h
4h
5h
6h
10h
20h
24h
9.6V
38.9
30.6
19.9
14.8
12.3
9.10
6.40
5.10
3.50
2.70
2.00
1.53
1.26
1.012
0.670
0.363
0.303
9.9V
36.1
28.7
19.5
14.7
12.1
9.00
6.36
5.10
3.43
2.68
1.99
1.52
1.25
1.008
0.667
0.362
0.302
10.2V
33.3
26.9
19.0
14.4
11.9
8.90
6.30
5.00
3.36
2.61
1.97
1.51
1.24
1.000
0.660
0.361
0.301
10.5V
29.6
24.1
17.6
13.4
11.3
8.70
6.20
4.90
3.29
2.52
1.94
1.50
1.23
0.988
0.657
0.360
0.300
10.8V
25.0
21.3
15.7
12.5
11.0
8.40
6.10
4.80
3.20
2.40
1.90
1.48
1.20
0.972
0.650
0.358
0.298
2008.01
■Charging Method
(25℃)
■Cut off voltage
Cycle use
Control voltage:14.5-14.9V;Initial current:2.88A or smaller
Discharge current
Trickle use
Control voltage:13.6-13.8V;Initial current:1.08A or smaller
Cut off voltage(V)
■Influence of Temperature on Trickle life
10.5
9.3
8.7
120
①Charging Voltage
2.275V/Cell
100
Capacity (%)
10
1
80
60
Discharge
Depth 100%
40
20
0.1
20
40
Temperature (℃)
0
60
Discharge
Depth 30%
Discharge
Depth 50%
Ambient Temperature
25℃ (77℉)
0
0
400
800
Number of Cycles (Times)
1200
■Discharge capacity by temperature and by discharge current
■Residual capacity test result
120
Temperature and discharge capacity
120
100
0.05CA
0.1CA
0.2CA
0.5CA
1CA
2CA
3CA
100
80
Capacity(%)
Capacity Retention Ratio
(%)
9.9
10.2
■Cycle life vs. Depth of discharge
100
Service Life (Years)
0.36A- 1.44A- 3.6A- 7.2A- 14.4A1.44A 3.6A 7.2A 14.4A 21.6A
5℃
(41℉)
60
40℃
(104℉)
40
30℃
(86℉)
25℃
(77℉)
80
60
40
20
20
0
0
0
2
4
6
8 10 12 14 16
Storage Period (Month)
18
-20
20
-10
0
10
20
30
Battery temperature(℃)
40
50
■Constant-voltage constant-current charge characteristics for Trickle use ■Constant-voltage constant-current charge characteristics for Cycle use
①Discharge
100%(0.05CA*20H)
50%(0.05CA*10H)
②Charge
Charge Voltage 13.65V
(2.275V/Cell)
Charge Current0.15CA
③Temperature25℃(77℉)
80
60
40
20
Charge Current
0
0
0
4
8
12
16
Charge Time (H)
140
12
10
8
6
4
2
0.8
0.6
0.4
0.2
14
Charge Quantity (to-Discharge Quantity
120
①Discharge
100%(0.05CA*20H)
50%(0.05CA*10H)
②Charge
Charge Voltage 14.70V
(2.45V/Cell)
Charge Current 0.4CA
③Temperature℃(77℉)
100
0
0
80
60
40
20
Charge Current
0
20
16
Battery Voltage
0
2
4
6
8
Charge Time (H)
12
10
8
6
4
Battery Voltage (V)
100
160
14
Charge Quantity (%)
0.1
Charge Quantity (to-Discharge Quantity
120
16
Charge Current (CA)
0.2
Battery Voltage
140
Battery Voltage (V)
Charge Current (CA)
0.3
Charge Quantity (%)
160
2
0
10
Terminal voltage(V)
■Discharge characteristics(25℃)
15
14
13
12
11
10
9
8
7
6
5
3.6A
1
2
5
10
0.36A
7.2A
21.6A
0
0.72A
1.8A
20
40
60
4
2
(minute)
6
8 10
20
40
(hour)
Duration of discharge
Panasonic Storage Battery (Shenyang) Co., Ltd
Tel: +86 24 25818921
Fax: +86 24 25818910
Website: http://www.panasonicbattery.cn
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