Panasonic Portable Generator LC XC1228AP User Manual

VALVE-REGULATED LEAD ACID BATTERIES: INDIVIDUAL DATA SHEET  
For main power supplies.  
Cycle long life type.  
LC-XC1228AP  
Dimensions (mm)  
Terminal type: LC-XC1228AP: M5 threaded post  
+
6.496±0.079 (165±2)  
4.921±0.079 (125±2)  
0.47 (12)  
5.28 (134)  
3.54 (90)  
4.88 (124)  
6.43 (163.4)  
Battery case resin: Standard (UL94HB) Color is black.  
Photo/Label for reference only.  
Discharge characteristics 77°F (25°C) (Note)  
Specifications  
14.4  
13.8  
13.2  
Nominal Voltage  
Rated Capacity (20 hour rate)  
Length  
12V  
28Ah  
6.496 inches (165 mm)  
12.6  
12.0  
11.4  
Width  
4.921 inches (125 mm)  
6.890 inches (175 mm)  
Dimensions  
Height  
Total Height  
Approx. mass  
10.8  
1.4A  
10.2  
9.6  
9.0  
8.4  
7.8  
7.2  
7A  
7.07 inches (179.5 mm)  
24.34 lbs. (11 kg)  
28A  
Standard Terminals  
and Resin  
LC-XC1228AP  
UL94HB M5 Threaded Post  
0
1
10  
100  
1000 2000  
Duration of Discharge (minutes)  
Characteristics  
20 hour rate (1.4A)  
28Ah  
26.5Ah  
24Ah  
(Note)  
Duration of discharge vs. Discharge current  
10 hour rate (2.65A)  
5 hour rate (4.8A)  
1 hour rate (18A)  
Capacity (note)  
77˚F (25˚C)  
2000  
18Ah  
1.5 hour rate discharge  
Cut-off voltage 10.5 V  
Fully charged battery  
77˚F (25˚C)  
14A  
1000  
Approx. 10m  
Internal Resistance  
Temperature  
dependency  
of capacity  
102%  
100%  
85%  
104˚F (40˚C)  
77˚F (25˚C)  
32˚F (0˚C)  
0˚C  
40˚C  
(20 hour rate)  
65%  
5˚F (-15˚C)  
100  
10  
1
Residual capacity  
after standing 3 months  
Residual capacity  
after standing 6 months  
Residual capacity  
after standing 12 months  
91%  
82%  
Self discharge  
77˚F (25˚C)  
64%  
25˚C  
Initial current  
11.2 A or smaller  
Charge  
Method  
(Constant  
Voltage)  
Cycle use  
(Repeating  
14.5V to 14.9V  
(per 12V cell 25˚C)  
Control voltage  
use)  
(Note) The above characteristics data are average values obtained  
within three charge/discharge. Cycles not the minimum values.  
1
3
5
10  
30  
50  
100  
Discharge Current (A)  
VRLA BATTERIES  
AUGUST 2003  
 
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.  

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