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  • One cell charging faster, triggers voltage difference disconnect

    Hello, looking for help with my 4s lishen 280ah battery pack with daly smart bms. Sometimes, but not always, when I'm charging the battery at 20ah I notice the charging gets into a loop of ramping up the amperage then disconnecting. It appears the "cell voltage difference disconnect" is...
  • smart BMS vs smart charger

    Hello, I'm building my first battery pack, thinking of going with a 4s config of the 280ah shensen basen packs. its going to be used in an RV as the Aux battery. Next I'm looking for a good BMS and considering a Daly just because it seems popular. open to suggestions. my question is about...
  • Charging issues

    Hello, I'm hoping this is the right area to post this. Ive been having trouble with charging my 280ah 4s battery pack. I have a Daly 200ah smartBMS and a kisae dmt1250 charger. using the DC charge setting and wired to my vehicle's alternator, the charger ramps up amperage then cuts off to zero...
  • BMS won't turn on

    Hey everyone I need some help. I just got my 280ah cells with a 200a Daly Smart BMS Common port. I gone over my wiring a dozen times but the BMS won't kick on. I tried the "reset" by touching the P- to the B- on the BMS (while B- is still attached to the battery) and the charger kicks on but as...
  • Alternator sizing

    Hey, my vehicle has a 90amp alternator. I'm building a large lithium battery with a 50amp DC-DC charger. Will this damage an alternator to output 50amps for possibly 4-5 hours on a long trip and a discharged battery to fill up?
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