Ceteor Propulstation 12V/1200CA Mode D'emploi page 48

How does a lead-acid battery work ?
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1
charged battery
+/- 13V
Frost temperature of the electrolyte
charged battery : -40°c
discharged battery : -6°c
Density of the electrolyte
charged battery : 1,28 kg/dm3
discharged battery : 1,15 kg/dm3
Consequences of several successive discharge before recharge or deep discharge:
n
1
charged battery
+/- 13V
2.
Never recharge the Booster on a non-automatic garage charger or on an automatic
charger set on « fast charge » or « boost » position.
You risk overcharging the Booster and higher than 14,7V, hydrogen may form inside of
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the battery, resulting in explosion risk.
3.
Never completely discharge the Booster's battery.
The battery does not have a memory effect.
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Danger of irreversible sulphatation.
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4.
Never recharge your Booster in 24V on board of a vehicle.
49
2
Lead
sulfate
start
=
discharge
The acid is attracted by the
lead: forming of lead sulfate
2
start
=
discharge
The acid is attracted by the
lead: forming of lead sulfate
3
recharge
=
Return of the acid into the water
Elimination of the lead sulfate
3
deeply discharged
battery +/- 11V
Acid erodes the lead
Accumulation of sulfate
4
recharged battery
Return of the acid into the water
Traces of acid and sulfate on
the lead plates
irreversible damage
= loss of power