Pg-12v75, 12 volt 80 ah, 75 ah – Power-Sonic PG-12V75 User Manual
Page 2: Charging, Chargers, Further information, Constant current & power discharge ratings, Hr. rate, Contact information

Charging
Cycle Applications: Limit initial current to 20.0A. 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 750mA. 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-12V75 FR
1.80
145
458
124
326
108
262
95
212
78
160
56
121
45
98
1.75
166
470
135
335
118
268
105
218
83
165
61
125
46
100
1.67
190
514
155
357 135.5
274
114
230
87.5
172
60.5
129
45
104
1.60
235
528
174
366
140
285
115
236
86.3
178
60
132
44.5
106
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 4
6
7
9 12
20 30 50 75 150
0
(min
)
(h
)
225 375
2
40°C (104°F)
25°C ( 77°F)
0°C ( 32°F)
75A 45A
19.5A 12.9A
7.5A
150A
225A
4.0A
3
5 10
20
30
60 2 3
5
10 20
(min)
(h)
13
12
11
10.8
9.6
9
7.6
0
10
10.5
Ambient Temperature: 25°C(77°F)
PG-12V75
FR
12 Volt 80 AH
@ 20-hr. rate
, 75 AH
@ 10-hr. rate
CORPORATE OFFICE • 7550 Panasonic Way • San Diego, CA 92154 • USA • Tel: +1-619-661-2020 • Fax: +1-619-661-3650
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Fax: +1-619-661-3648
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Contact Information
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