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diy solar

Follow the Weize book for charging parameters?

hugemoth

Solar Enthusiast
Joined
Nov 8, 2023
Messages
106
Location
Bend, Oregon
Changing over to lifepo4 from 30+ years of living with lead acid and would appreciate some feedback on which settings are best or if it matters. System is about 50 amps of 12v panels in parallel, 300 AH Weize lifepo4 battery, Tracer 4215BN charge controller, MT50 screen.

Battery manual on left vs. Controller lifepo4 default on right.
Charging limit voltage 14.6 - 14.6
Over voltage disconnect 15.0 - 14.8
Over voltage reconnect 14.2 - 14.6
Equalizer charging voltage 14.0 - 14.5
Float charging voltage 13.8 - 14.5
Boost charging voltage 13.8 - 14.5
Boost reconnect voltage. 13.2 - 13.2
Low voltage disconnect 10.8 - 11.1
Low voltage reconnect 12.4 - 12.8
Under voltage warning 11.6 - 12.0
Under voltage warning reconnect 12.0 - 12.2
Discharge limit voltage. 10.4 - 11.0
Over discharge disconnect 10.4 - 11.1
Battery manual:
Equalizing duration 120 minutes
Boost interval (not suitable for lithium)
Boost duration 120 minutes
 
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