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INDICATORS
Incorrect polarity.
Charging process
Charging completed. Pulse maintenance.
Standby / Power on. Charger ready to use, please select charging function.
TECHNICAL DATA
Voltage AC
120VAC, 60Hz. Output power is reduced at lower input voltage.
A perfect charge will still be achieved.
Current
1.1A rms
Back Current Drain* 1.3mA
Charging Voltage
Nominal: 12V 14.4/14.7V
Ripple**
Max 50mV rms, max 0.13A.
Charging Current
0.8/3.3A max
Ambient Temperature - 4°F to +122°F. Automatic reduction of power at increased ambient
temperature.
Cooling
Natural convection. Do not cover the charger.
Charger type
Four step fully automatic with pulse maintenance mode.
Type of batteries
All types of lead-acid batteries.
Battery Capacity
2–90Ah
Dimensions
6
Enclosure
Splashproof/Rainproof.
Weight
1.1 lbs
*) The back current drain is the current that the charger uses from the battery when the
wall plug is not connected. The reverse current of the MULTI US 3300 is very low and
corresponds to 1Ah per month.
/
x 2
/
x 1
/
inches (L x W x H)
1
3
1
2
8
2
US • 11
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