Pg-12v55, 12 volt 60 ah, 56 ah – Power-Sonic PG-12V55 User Manual
Page 2: Charging, Chargers, Further information, Constant current & power discharge ratings, Hr. rate, Contact information

Charging
Cycle Applications: Limit initial current to 16.5A. Charge until battery voltage
(under charge) reaches 14.4 to 14.7 volts at 68°F (20°C). Hold at 14.4 to 14.7
volts until current drops to under 550mA. Battery is fully charged under these
conditions, and charger should be disconnected or switched to “float” voltage.
“Float” or “Stand-By” Service: Hold battery across constant voltage source of
13.5 to 13.8 volts continuously. When held at this voltage, the battery will seek its
own current level and maintain itself in a fully charged condition.
Note: Due to the self-discharge characteristics of this type of battery, it is
imperative that they be charged within 6 months of storage, otherwise permanent
loss of capacity might occur as a result of sulfation.
Chargers
Power-Sonic offers a wide range of chargers suitable for batteries up to 100AH.
Please refer to the Charger Selection Guide in our specification sheets for “C-Series
Switch Mode Chargers” and “Transformer Type A and F Series”. Please contact our
Technical department for advice if you have difficulty in locating suitable models.
®
Further Information
Please refer to our website www.power-sonic.com for a complete range of useful
downloads, such as product catalogs, material safety data sheets (MSDS), ISO
certification, etc..
Constant Current & Power Discharge Ratings
MODEL
FINAL
VOLTAGE
AMPS/WATTS PER CELL @ 25° C
5 MIN
10 MIN
15 MIN
20 MIN
30 MIN
45 MIN
60 MIN
A
W
A
W
A
W
A
W
A
W
A
W
A
W
PG-12V55 FR
1.80
106
308
91
200
78.8
173
70
146
56.5
110
41
83
33
70
1.75
121
320
99
210
86
184
76.5
153
60
115
44.5
87
33.2
72
1.67
139
354 113.6
247
99.3
202
83.6
160
64.2
120
44.3
90
33
74
1.60
112.2 372
119
260
103
206
84
168
63.3
127
44
94
32.7
76
C
ap
ac
ity
R
et
en
tion
R
at
io
(%
)
Standing Period (Months)
100
80
60
40
0
0 2 4 6 8 10 12 14 16 18 20
40
o
C
(104
o
F)
30
o
C
(86
o
F)
20
o
C
(68
o
F)
5
o
C
(41
o
F)
Charging is not
necessary unless
100% of capacity
is required.
Charging before
use is necessary
to help recover
full capacity.
Chargemayfail
to restore full
capacity. Do not
let batteries reach
this state.
Discharge Characteristics
Discharge Time vs. Discharge Current
Shelf Life & Storage
Discharge Current (A)
Discharge T
ime
Discharge Time
Terminal V
oltage (V)
10
9
8
7
6
5
4
3
60
50
40
30
20
10
8
6
4
1 2 3
4 5.5
7
8
11 17 33 55 116
0
(min
)
(h
)
176 320
2
40°C (104°F)
25°C ( 77°F)
0°C ( 32°F)
3
5 10
20
30
60 2 3
5
10 20
(min)
(h)
55A 33A
14.3A 9.5A
5.6A 3.0A
110A
165A
13
12
11
10.8
9.6
9
7.6
0
10
10.5
Ambient Temperature: 25°C(77°F)
PG-12V55
FR
12 Volt 60 AH
@ 20-hr. rate
, 56 AH
@ 10-hr. rate
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Contact Information
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