diy solar

diy solar

Recent content by Uncle Sayit

  1. U

    Calculating energy draw for POE devices and LTO battery size

    This is really good information. You are right, I just read the spec sheet and the Ubiquiti Gigabeam uses passive POE, thanks for catching that. So I will need to either get a different switch than I was planning, one that supports passive POE, or wire the Gigabeam with its own passive POE...
  2. U

    Calculating energy draw for POE devices and LTO battery size

    That's a good idea, thank you. While everything will be in DC I can hook up my DC power supply to the meter and see what I get.
  3. U

    Trying to not burn my apartament - 24v 2400w system

    No one else replied yet so I'll add a comment. Your diagram looks pretty straightforward, if you have any issues it's going to be in your AC distribution box with the ATS. When I bought my MPP for my travel trailer the seller was very clear to me that the 2424LV-MSD is not certified for...
  4. U

    Calculating energy draw for POE devices and LTO battery size

    I'm trying to size a battery for a rural solar PoE security camera setup. The battery will be lithium titanate (LTO) because I will need to solar charge it at -20C (-4F). Due to the high cost of the battery I want to size it correctly. I'm a bit confused how to calculate energy usage for PoE...
  5. U

    LiFePO4 heating pad for cold temperatures

    I've read this entire thread with interest. It took a while to get through 23 pages of posts. I am building a 24V 8S battery and am only stuck on the heating solution. I will be using it in an RV in the Rocky Mountains that will definitely see sub 0C freezing temperatures, but with plenty of...
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