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Phono Solar PowerHub 1800 Installation Manual page 65

Solar generator

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Float Stage
In the Float stage, the constant voltage mode limited to 13.7 Vdc. An 8-
hour timer is started at this point.
If, during the 8-hour timer, the current rises to 6 A, the unit transitions
back to the Bulk Stage and starts over.
If the unit stays at 4A or less for the 8 hour timer, it will transition to
Standby Mode.
Standby Mode
In the Standby Mode, the Charger is OFF but monitors the battery
voltage. If battery voltage drops below
Bulk stage.
12.5 Vdc
Voltage
40 A or
10 A
Current
Time
40 A or
10 A
Current
Time
Three-Stage Charging Process
Specifications
Bulk
Absorption
Stage
Stage
14.2 Vdc
Maximum
Charge
Amps
Setting
4 hours
(Maximum)
Maximum
Charge
Amps
Setting
4 A
4 hours
(Maximum)
Vdc, the unit will start a new
12.5
Float Stage
13.7 Vdc
4 A
8 hours
If the current rises to 6A
during the Float period, the
Charger will start the whole
cycle back at the Bulk Stage.
6 A
8 hours
64
Standby
(Stop Mode)
If the voltage drops to 12.5 Vdc
while in Standby, the Charger
will start a new Bulk Stage.
12.5 Vdc

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