Introduction
Standby Mode | In the Standby Mode, the Charger is OFF but monitors the battery |
| voltage. If battery voltage drops below 12.5 Vdc, the unit will start a new |
| Bulk stage. |
| Bulk | Absorption |
| Standby |
| Stage | Stage | Float Stage | (Stop Mode) |
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| If the voltage drops to 12.5 Vdc |
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| while in Standby, the Charger |
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| 14.2 Vdc |
| will start a new Bulk Stage. |
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Voltage 12.5 Vdc |
| 13.7 Vdc | 12.5 Vdc | |
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| 40 A or |
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Current | 10 A |
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| Maximum |
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| Charge |
| 4 A |
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| Amps |
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| Setting |
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| Time | 4 hours | 8 hours |
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| (Maximum) |
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40 A or
Current
10 A
Maximum
Charge
Amps
Setting
Time
If the current rises to 6A
during the Float period, the Charger will start the whole cycle back at the Bulk Stage.
4 A | 6 A |
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4 hours | 8 hours |
(Maximum) 
Figure 1-3 Three-Stage Charging Process
The PowerHub 1800 will reset to the default setting of 40 A whenever one of the following occurs.
1.The unit is turned OFF by the ON/OFF Button.
2.All DC input sources (solar panels or wind generators) are removed and utility AC is not available.
