How to charge lithium iron phosphate batteries?

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If you've lately purchased or are looking into lithium iron phosphate batteries (described lithium or LiFePO4), you know they give more cycles, and even circulation of power shipment, and also evaluate less than a similar sealed lead-acid (RUN-DOWN NEIGHBORHOOD) battery. Did you understand they can also bill 4 times faster than SLA? However specifically how do you bill a lithium battery, anyhow?

 

Lithium battery charging qualities


Voltage as well as present setups during charging

The complete fee voltage of a 12V SLA battery is nominally around 13.1 and the full charge voltage of a 12.8 V lithium battery is around 13.4. A battery will just receive damage if the charging voltage used is substantially higher than the full cost voltage of the battery.

This implies an SLA battery must be maintained listed below 14.7 V for Stage 2 billing and also below 15.2 V for lithium. Float charging is only required for an SLA battery, suggested around 13.8 V. Based upon this, a charge voltage range between 13.8 V well as 14.7 V suffices to charge any battery without triggering damages. When selecting a battery charger for either chemistry, it is very important to select one that will certainly stay in between the limits noted above.

Chargers are selected to match the capability of the battery to be billed, considering that the current made use of during billing is based upon the capacity ranking of the battery. A lithium battery can be billed as fast as 1C, whereas a lead-acid battery should be kept below 0.3 C. This implies a 10AH lithium battery can normally be billed at 10A while a 10AH lead acid battery can be charged at 3A.

The charge cut-off existing is 5% of the capability, so the cutoff for both batteries would certainly be 0.5 A. Normally, the incurable existing setting is figured out by the charger.

Universal battery chargers will normally have a feature to pick the chemistry. This feature picks the optimal voltage charging variety, as well as establishes when the battery is completely charged. If it is billing a lithium battery, the battery charger should shut off immediately. If it is billing a shanty town battery, it ought to change to a floating fee.


Power Station 1500W 25.6v 58.5Ah

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