Panasonic LC-P0612P - Manual (Page 2)

69 Valve Regulated Lead-Acid Batteries
Individual Data Sheets
Charging Method
Trickle Use Control voltage: 6.8 - 6.9V; Initial current: 1.8A or smaller
Influence of Temperature on Trickle life
0
20
40
60
80
100
120
0 2 4 6 8 10 12 14 16 18 20
Storage Period (Month)
)
%(
oi
t
a
R
n
oi
t
n
et
e
R
yti
c
a
p
a
C
5 °C
(41 °F)
25 °C
(77 °F) 30 °C
(86 °F) 40 °C
(104 °F)
Cut off voltage
Discharge current
0.6A -
2.4A
2.4A -
6A
6A -
12A
12A -
24A
24A -
36A
Cut off voltage (V) 5.25 5.1 4.95 4.65 4.35
Residual capacity vs storage period
0
20
40
60
80
100
120
140
160
0 4 8 12 16 20
Charge Time (h)
)
%(
yti
t
n
a
u
Q
e
gr
a
h
C
0
1
2
3
4
5
6
7
8
)
V(
e
g
atl
o
V
yr
et
t
a
B
Discharge
100 % (0.05 CA*20H)
50 % (0.05 CA*10H)
Charge
Charge Voltage 6.825V
(2.275 V / Cell)
Charge Current 0.15 CA
Temperature 25 °C (77°F)
0.3
0.2
0.1
0
r
a
h
C
g
t
n
er
r
u
C
e
(
A
C
)
Battery Voltage
Charge Current
Charge Quantity (to-Discharge Quantity)
1
2
3
Constant-voltage and constant-current charge
characteristics for Trickle use
0
20
40
60
80
100
120
)
%(
yti
c
a
p
a
C
Battery temperature (°C)
-20 -10 0 10 20 30 40 50
0.05 CA
0.1 CA
0.2 CA
0.5 CA
1 CA
2 CA
3 CA
Discharge capacity by temperature
and by discharge current
2.5
3
3.5
4
4.5
5
5.5
6
6.5
7
7.5
(minute) (hour)
0 1 20 10 5 2 40 60 2 4 6 8 10 20 40
0.6 A
1.2 A
3 A
6 A
36 A
12 A
)
V(
e
g
atl
o
v l
a
ni
mr
e
T
Duration of discharge
Discharge characteristics
0.1
1
10
100
10 20 30 40 50 0 60
Temperature (°C)
)
sr
a
e
Y(
efi
L
e
ci
vr
e
S
Charging Voltage
䚭㻃
2.275 V / Cell