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  1. R

    Signature Solar Customer Support and EG4 6000EX inverter issues

    I am assuming you are using a third party LiFeP04 battery. I had a similar problem with the 6000ex. I had to do two things to get the behavior I was looking for. #1. In the morning, or when the batteries are fully charged, physically disconnect sore power. Easy for me because I run the shore...
  2. R

    BMS or no BMS for LiFePO4?

    Ruth and I have a 48 volt lithium iron phosphate battery Bank that is comprised of 6 byd 24-volt 220 amp hour battery packs in a 2s3p configuration. These are the big 24-volt byd battery packs that were floating around in large quantities about 4 years ago. So, they were used when we got them...
  3. R

    Cons of 48v setup for RV?

    Don't know how far you are from Phoenix but there is a guy there selling new old stock Sunpower 340wpanels for .30 per watt.
  4. R

    Cons of 48v setup for RV?

    The primary advantage to a 48 volt system VS a 24 volt system does not apply to the bus because the wire runs from the panels to charge controllers and batteries are as short as they can be. Voltage drop due to internal resistance of the wire runs is negligible. We could use one less charge...
  5. R

    Cons of 48v setup for RV?

    Ruth and I have been living on solar in our school bus for a few years. As the system has evolved it has become quite robust. We were off grid starting in 2011 with a system that had no budget constraints. So we went 48 volts. Our 5KW split phase inverter ran about four grand. In 2016 while we...
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