diy solar

diy solar

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  • Post in thread: Post your Ground Mount Setup

    Here's mine. All done by myself out of 2x2 square tubing. Since I didn't sink those piers deep enough (hit the rock shelf just two feed deep) I have added a ballast of 2 cu. yards of concrete. The other side is deeper, but I will eventually extend the pad all the way. That's 6230W of Longi...
  • Post in thread: Off-grid house with a shop

    Might as well share an update. I've had the system set up and running for 2 months now. Sol-ark 12k and Fortress eVault in the shed. 14 445W panels (7 East, 7 West) on the roof. 14 more panels will go on a South facing ground mount once I find time to dig post holes. Still have to finish...
  • Post in thread: Funny story about the east-west panel spread-out idea

    Here's my system. The green (Inverter 2) is the East-West array, Blue (Inverter 1) is South facing. I did my East-West array because that's how my shop roof is oriented. With the frequent cloud cover in the inland PNW, sometimes it's advantageous to catch some sunshine early before clouds...
  • Post in thread: Sol-Ark - Inverter Monitoring

    I have mine hooked up I have mine hooked up with RS232 cable to where Sol-ark WiFi dongle goes, so not in my case.
  • Post in thread: Off-grid house with a shop

    So, it sounds like I should just scale down my solar system down to what my house actually needs and just up-size my generator, which would be used for any heavy duty equipment and for backup to the solar system when needed. Would it be possible to wire in a such way to manually switch it on to...
  • Post in thread: Fortress Envy 12kW inverter

    Looks like a Deye/Sol-ark type inverter https://www.fortresspower.com/envy-12kw/ 200A AC Passthrough Current For Whole Home Backup 3MPPT Output For Max 21kW PV Array AC / DC Coupling IP65 Rated For Indoor & Outdoor Installation Built-In Generator Port 5 Units In Parallel Online Monitoring/App...
  • Post in thread: How did your solar fare during the January '24 freeze?

    Temps here got down to -22 on Saturday. Not much sun, so I ran generator quite a bit. Ran two 250W heating lamps, for chickens and well pump manifold, so that doubled my average running consumption, which chewed up through my battery pretty good overnight. Wood stove kept our house above 70...
  • Post in thread: The new "My Sol-Ark" App and Migration to AWS is happening very soon.

    Solar-assistant is still better for my needs. The only reason I need PV (or the new app) is for firmware updates.
  • Post in thread: How did your solar fare during the January '24 freeze?

    Last full charge 507 hours (21 days) ago.
  • Post in thread: Off-grid house with a shop

    The 14 panels on the roof are wired in two parallel strings of 7, then into a combiner and into MPPT1 on Sol-ark. It was a compromise, since I already had a roof and it was close to my solar shed, so I made the decision to do an East/West set-up to extend the collection time. MPPT2 will be...
  • Post in thread: Whole house battery backup for outages and TOU benefits

    For Sol-ark, you can use solar-assistant.io and avoid the whole PowerView thing. It's also updated every 10 seconds, not every 5 minutes like PV. Just hook up the wifi dongle once in a while to get firmware updates.
  • Post in thread: NEWS: Ford F-150 Lightning Electric, 230 Miles Range, <$40,000 USD

    That price is for the fleet model. XLT, which is still pretty basic compared to loaded versions, is $52k
  • Post in thread: (Solved) Solar Assistant Internal Server Error

    connect to it via Bluetooth and check network settings https://solar-assistant.io/help/access/bluetooth
  • Post in thread: Any idea what clips to use with these racking rails?

    Looks like SnapNRack
  • Post in thread: The new "My Sol-Ark" App and Migration to AWS is happening very soon.

    I tried to get on the new app, but was told that "At the moment PowerView is the only application available. Work is being done to have our own version of PowerView that we will be developing ourselves, but it is still in development and will be released sometime in the future." and "The new...
  • Post in thread: Sol-Ark - Inverter Monitoring

    Solar Assistant monitoring my sol-ark.
  • Post in thread: State Farm insurance offering Ting electrical monitor

    Just like LexisNexis and driver data for cars.
  • Post in thread: BOT Checks & Verification to visit this site ?

    Gotta keep the automated spammers out somehow. Unless you want to spring for a staff of moderators that will monitor the forum manually 24/7 and ban those.
  • Post in thread: Choosing Panels/supplier

    See if there's a CED Greentech location near you. I've had good experience dealing with them, and you save some $ on shipping.
  • Post in thread: 48-volt battery bank SOC chart

    It's not that simple, which is why you can't just find one chart. https://battlebornbatteries.com/peukert-effect/
  • Post in thread: Fortess eVault and Monitor Status

    If inverter integration is not possible, Victron Smart Shunt is what you're after.
  • Post in thread: Sizing my MPPT charge controller

    My plan is to install 20 JA Solar 405W on the roof of my barn, (VMPP) 41.60 V (IMPP) 9.74 A (VOC) 49.86 V (ISC) 10.39 A I am trying to size the charge controllers I'll need. I am going with Victron stuff, as I can get a very good deal through a friend. According to Victron...
  • Post in thread: Gen Auto Start questions

    Interested in the same thing here. I have a Westinghouse wGen12000DF dual fuel generator, it does have a remote control fob. I want to figure out a way to auto start it by my Sol-ark 12k.
  • Post in thread: 2-wire control circuit inside main conduit

    I am wiring a 22kW standby generator to my Sol-ark inverters. The installation manual says control wired need to be in their own conduit, but that's referring to the wires running to the transfer switch. I won't have those, since I am off-grid. Do I need to run a separate conduit for the...
  • Post in thread: Off-grid house with a shop

    Thanks steve, I am from Russia, but now live in the US, so kinda used to just saying "220", but yes, my system will be split phase 240v/60Hz. Since the shop is a hobby/side business, I can totally go without using any of the high load equipment in case of bad weather/low charge. All I want is...
  • Post in thread: The new "My Sol-Ark" App and Migration to AWS is happening very soon.

    Last I spoke with one of their tech support reps, he said they were down to 15 seconds between updates.
  • Post in thread: DC USB power supply for Solar-Assistant

    Anyone found a source for a power supply similar to what Solar-Assistant sells? https://solar-assistant.io/shop/products/dc_usb_psu Their price is great, but shipping to USA makes it unreasonable.
  • Post in thread: Sol-Ark 15k - Surge Amps

    I measured inrush current of my 9FLA 120v miter saw, and I "saw" 60A on start-up.
  • Post in thread: Gen Auto Start questions

    Seems a bit overkill for what I need. Sol-ark supports two wire generator start and can be programmed, so all I need is just simulate a button push when circuit is open and another button push when circuit is closed.
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