diy solar

diy solar

Recent content by gwliddle

  1. gwliddle

    No Post

    Couldn't figure out how to delete post.
  2. gwliddle

    Bmv 712 setup for Chins 300ah question

    Hi guys, may I jump in with a question? I have a BMV-700 and would like to make sure I have it set correctly. The part I'm concerned about is the Low SOC relay setting. The manual says it is used to calculate remaining time. If I disable this relay function using Connect App, will the...
  3. gwliddle

    Calculator for determining DC current (Battery) required to provide required Inverter AC current

    Very impressive... Makes me want to stick my head in the ground. I started out to just to calculate DC Amps required to provide a certain amount of inverter AC Amps. Then I started adding things. Didn't end up as detailed as you posted. Thanks for responding...
  4. gwliddle

    Calculator for determining DC current (Battery) required to provide required Inverter AC current

    I created (in my opinion) a nifty excel spreadsheet to calculate DC current required for an inverter to provide a required AC current. I am not an excel guru. I probably made some mistakes. I would like to hear some opinions, corrections, etc. Be kind. I protected the cells containing...
  5. gwliddle

    Pre Charge Circuit for solar controllers and Inverters

    You are right. I don't really need to monitor the pre-charge. It was just a hobbyist idea I got carried away with. I will probably only install the switch, resistor, and a 1A inline fuse. I was wondering if I wired it correctly.
  6. gwliddle

    Pre Charge Circuit for solar controllers and Inverters

    My brain is getting foggy as time goes on. I need help with a pre-charge circuit. The part I need help with is connecting a combo V & I meter in the circuit. I would like to monitor the voltage & current during pre-charge. I'm having trouble wiring the combo meter into the pre-charge...
  7. gwliddle

    For Sale: Two Battle Born 12v 100Ah Batteries (Ft Myers, FL)

    Sorry Folks, the batteries have been sold. Thanks...
  8. gwliddle

    For Sale: Two Battle Born 12v 100Ah Batteries (Ft Myers, FL)

    Update on Battery Warranty... Warranty is for original owner only... Sorry...
  9. gwliddle

    For Sale: Two Battle Born 12v 100Ah Batteries (Ft Myers, FL)

    I have two Battle Born Batteries that I would like to sell. I bought them from Battle Born in Dec 2019 during a Cyber Monday Sale. They called them B-Stock batteries. The B is for Blemish not B-Grade (I asked). I can't find any significant blemishes. They carry the Battle Born10 year...
  10. gwliddle

    4S12P Headway 38120 Battery Build

    I'm in the planning phase of building a 38120 Battery. I've made a drawing of my busbars (Plates) and what I think is the correct connection. Could I get a second opinion? I'm going for a12v 96Ah Battery using 38120HP cells. I will be drawing 10-30 Amps continuous.
  11. gwliddle

    CALB cells have arrived!

    Would you be willing to share what your total cost was for the batteries (taxes, shipping, etc)?
  12. gwliddle

    Valence U1-12RT LiFeMgPo4 Battery

    I purchased two of these batteries on ebay. I'm connecting them in parallel for greater capacity. My question: Do I have to connect the BMS cables for them to charge correctly? The manual for these batteries show an example for a series connection but nothing on parallel. Any info would be...
  13. gwliddle

    My Solar Backup system to my Whole House Generator

    No problem adding a fuse close to the battery. The shunt is the one that came with the Victron BMV-700, so I used it. Thanks for your reply
  14. gwliddle

    My Solar Backup system to my Whole House Generator

    I'm new to this site, so be kind until I learn the ropes... I have lived in SW Florida for 20 years and have been through a few hurricanes, Irma being the latest. I have a whole house 20k generator. Propane delivery is limited after a hurricane. So, I put together a small solar generator to...
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