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  • Battery Box Heating/cooling

    I am building a battery box that will have 16 of the 280ah LiFePo4 batteries a chargery BMS. It will go on the outside of an RV and I was thinking about how to protect it from temperature extremes. Do I want to insulate the box or not? Is ventlation enough or do I need to cool them? I...
  • Errant shutoff with chargery DCC

    Has anyone had problems with their chargery DCC disconnecting without an alarm on the BMS? I have 16 eve 280ah batteries mounted under my rv connected to an 16t bms with 600 amp shunt and DCC. Twice the DCC has cutout while all the cell voltages and temperatures are in in the acceptable...
  • Battery Enclosure for under a school bus (Skoolie)

    After smoking my first battery pack this summer ( I tried to get something to together quickly and paid for it). I am posting my concept for my second version and last set of batteries. These go on a school bus that was converted into an RV. The bus vibrates a lot, so it is a rough ride...
  • Cause of Battery Fire

    First, everyone was fine and I was able to stop the fire before it spread to other parts of the RV. With that out the way I had an unexpected fire in one of my two battery packs(photos attached). Each one of them is a “48” volt system with 16 of the Basen 280 AH LiFePo4 cells. Each pack has a...
  • How to select batteries for multiple banks

    I received a batch of batteries, 32 of 280 ah Basen EVE cell. They were sold as 3.2v 1.5mohm matched set. With no IR tester I am trying to figure out how to sort these into two 16 pack sets. I put on a 0.5 ohm load resistor on, but that only seems to confirm I do not have the right hardware...
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