PANASONIC LC

VALVE-REGULATED LEAD ACID BATTERIES: INDIVIDUAL DATA SHEET
LC-R121R3P
For main and standby power supplies.
Expected trickle life: 3-5 years at 25°C, Approx. 5 years at 20°C.
Dimensions (mm)
1.969 +- 0.039
3.819 +- 0.039 (97 +- 1)
1.213 (30.8)
1.85 (47)
0.012
(0.3)
3.799 (96.5)
1.870 +- 0.039 (47.5 +- 1)
(50 +- 1)
0.187 (4.75)
Terminal type: Faston 187
Battery case resin: Standard (UL94HB) Color is black.
Photo/Label for reference only.
Nominal Voltage
Rated Capacity (20 hour rate)
Length
Dimensions
Width
1.870 inches (47.5 mm)
Height
1.969 inches (50.0 mm)
Total Height
2.165 inches (55.0 mm)
1.30 lbs. (0.59 kg)
Approx. mass
Standard Terminals
and Resin
12V
1.3Ah
3.819 inches (97.0 mm)
UL94HB Faston 187
Terminal voltage (V)
Discharge characteristics 77°F (25°C) (Note)
Specifications
LC-R121R3P
14.4
13.8
13.2
12.6
12.0
11.4
10.8
10.2
9.6
9.0
8.4
7.8
0.26A 0.13A 0.065A
1.3A
0
1
2
4 6 8 10 20
(Minute)
Self discharge
77˚F (25˚C)
Charge
Method
(Constant
Voltage)
Cycle use
(Repeating
use)
1.3Ah
1.2Ah
1.05Ah
0.85Ah
4 6 8 10 20
(Hour)
40
Duration of discharge vs. Discharge current
20
0.6A
15
10
102%
100%
85%
65%
91%
82%
64%
(Hour)
Approx. 90mΩ
5
4
3
2
1.5
32˚F (0˚C)
Control voltage
14.5V to 14.9V
(per 12V cell 25˚C)
Initial current
0.195 A or smaller
5
Control voltage
13.6V to 13.8V
(per 12V cell 25˚C)
3
30
VRLA BATTERIES
77˚F (25˚C)
20
0.52 A or smaller
(Note) The above characteristics data are average values obtained
within three charge/discharge. Cycles not the minimum values.
104˚F (40˚C)
1
50
40
30
Initial current
Trickle use
(Note)
30
Duration of discharge
Temperature
dependency
of capacity
(20 hour rate)
20 hour rate (65mA)
10 hour rate (120mA)
5 hour rate (210mA)
1 hour rate (850mA)
1.5 hour rate discharge
Cut-off voltage 10.5 V
Fully charged battery
77˚F (25˚C)
104˚F (40˚C)
77˚F (25˚C)
32˚F (0˚C)
5˚F (-15˚C)
Residual capacity
after standing 3 months
Residual capacity
after standing 6 months
Residual capacity
after standing 12 months
(Minute)
Internal Resistance
2
Duration of discharge
Characteristics
Capacity (note)
77˚F (25˚C)
40 60
10
5˚F (-15˚C)
50
100
300 500
1
(mA)
Discharge current
3
5
10
(A)
NOVEMBER 2002
This information is generally descriptive only and is not intended to make or imply any representation, guarantee or warranty with respect to any cells and batteries. Cell and battery designs/specifications are subject to
modification without notice. Contact Panasonic for the latest information.