Victron energy Automotive IP65 Charger 12V/4A Manual De Instrucciones página 8

It is extremely important to ensure that both crocodile clamps are properly
in contact with the respective terminals, otherwise it might not be possible
to complete the charging cycle.
[7] When the battery leads are in their correct position, connect the power
cable to the power supply and then select the most suitable charge mode
to begin charging. In case of reverse polarity connection the fault
indicator LED (!) will light up. Unplug the charger and reconnect with the
correct polarity.
[8] The LED (CHARGE) will indicate that the battery is being charged and
later the LED (FULL) will indicate that the battery is fully charged and the
maintenance charge phase is on.
5. Specifications
Input voltage: 220 - 240VAC, 50/60HZ
Input current: 0,7A rms maximum
Battery drain current: 5mA maximum (with no input power)
Cut-off voltage: 14,4V or 14,7V
Charging current: 4A or 0,8A
Ripple: 150mV maximum
Battery type: 12V lead acid battery, 1,2Ah - 120Ah
Protection level: IP65
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