[RE-wrenches] EG4 Equipment
Dave Angelini Offgrid Solar
offgridsolar at sti.net
Tue Feb 20 10:10:38 PST 2024
You should start a new thread and not use this one. You will get more
response! Good Luck!
---
Dave Angelini Offgrid Solar
"we go where powerlines don't"
[1]https://offgridsolar1.com/ [2] [1]
e-mail offgridsolar at sti.net
text 209 813 0060
On 2024-02-20 9:42 am, Tom McCalmont via RE-wrenches wrote:
> I have an LG RESU-10H Gen2 Type R battery that has discharged so far
> that the display will no longer turn on. Apparently, there is a
> recovery process for this situation that involves using an
> LG-sanctioned charger that will properly manage the BMS throughout the
> recovery process. I have access to the correct charger for this
> purpose.
>
> However, I have searched the Internet and Youtube and cannot find any
> instructions that explain how to operate the charger and recover the LG
> battery.
>
> Does anyone on this group have experience with this situation and can
> help? Is there a service manual for the LG RESU battery that explains
> how to recharge it in this situation (again, can find nothing but the
> installation manual on the internet).
>
> Many thanks for any insights.
>
> Tom McCalmont
>
> On Feb 20, 2024, at 8:59 AM, Dave Angelini Offgrid Solar via
> RE-wrenches <re-wrenches at lists.re-wrenches.org> wrote:
>
> Someone asked about the loss on the discover AES rackmount.
>
> "The contactor is bi-stable so it doesn't require extra holding current
> in either state. The ON state loss is 7.49mA."
>
> https://discoverlithium.com/products/lithium-batteries/aes-rackmount
>
> Also below is a response from Schneider on closing the loop with EG4.
>
> Thanks for the feedback Dave.
> I visited Signature last year to offer training. The EG4 is available
> in the dropdown menu for BMS Setup in v1.18 InsightLocal firmware.
> Integration with XW Pro has worked well from what I have seen.
> Eric
>
> Eric Bentsen
>
> Auburn, WA
> United States
>
> [3]
>
> [4]
>
> Download mySchneider app [4]
>
> 24/7 support. Mobile catalog. Access to expert help.
>
> [5] [6] [7] [8] [9] [10] [11]
>
> Genera
>
> -------------------------
>
> Dave Angelini Offgrid Solar
>
> "we go where powerlines don't"
>
> [1]https://offgridsolar1.com/ [2] [1]
>
> e-mail offgridsolar at sti.net
>
> text 209 813 0060
>
> -------- Original Message --------
>
> Subject:
> Re: [RE-wrenches] EG4 Equipment
>
> Date:
> 2024-02-16 3:11 pm
>
> From:
> Dave Angelini Offgrid Solar via RE-wrenches
> <re-wrenches at lists.re-wrenches.org>
>
> To:
> RE-wrenches <re-wrenches at lists.re-wrenches.org>
>
> Cc:
> Dave Angelini Offgrid Solar <offgridsolar at sti.net>
>
> Reply-To:
> offgridsolar at sti.net, RE-wrenches <re-wrenches at lists.re-wrenches.org>
>
> Howie, I think you should also look again at the Discover rack mount
> system in the link below. Nice 75 year old company that made it's name
> on Locomotive batteries. Their prices are way down around 14 K for
> 30Kwh with heaters. If you have not looked at Lynk2 their gateway
> closed loop into SMA, Schneider, Solark, Morningstar and a few others
> you should.
>
> The only problems I have with Schneider are pretty easy and get
> resolved because I only use them and take all of the training. Conext
> Insight is a home run for my clients. Schneider also hired me to test
> their first closed loop system with LG back in 2017 and it still is
> working fine.
>
> https://discoverlithium.com/products/lithium-batteries/aes-rackmount
> [12]
>
> Dave Angelini Offgrid Solar
>
> "we go where powerlines don't"
>
> [1]https://offgridsolar1.com/ [2] [1]
>
> e-mail offgridsolar at sti.net
>
> text 209 813 0060
>
> On 2024-02-16 2:02 pm, Michael Morningstar via RE-wrenches wrote:
>
> We gave EG4 and Signature another chance after promises from their
> dealer oriented support department that we could expect better service
> from them. We had an EG4 BMS crap out a couple months ago after only a
> few months. Lots and lots of communications with Signature and we still
> don't have a BMS or replacement battery. It's been a shit show with
> them. I think we are going to remove them and install 3rd party BMS's
> and find some use for them. Maybe donate them. We've only had luck with
> Schneider/Discover pairings in closed loop. A large system we did with
> Sol-Arks never really worked in Closed loop, despite Discover coming to
> the site. Most likely it's a Sol-Ark issue, but we've reached Sol-Arks
> technical expertise limits. Even with Schneider/AES, there have been
> some issues that are causing me to re-consider Li for offgrid. I just
> had a conversation this morning with a long time off-grid pro and he
> said the same thing. It used to be, we'd install a wet lead acid bank
> and then ten years would pass before hearing from the client when it
> was time for another bank. Sometimes fifteen years. Our call backs with
> systems over the last ten years, first with a decline in equipment
> quality and then the switch to Li are costing us too much money and
> causing a lot of heartburn for our clients. Rant Over
>
> On Fri, Feb 16, 2024 at 12:57 PM Howie Michaelson via RE-wrenches
> <re-wrenches at lists.re-wrenches.org> wrote:
>
> Hi All,
>
> I've searched the archives for info pertaining to EG4 inverters and
> batteries. The comments have been mostly positive. I have stayed away
> from EG4 until now in part, for the reason the Michael Morningstar
> suggested last June - that is, they seemed very oriented to the DIY
> market and not real serious contenders in the lasting marketplace.
> However, I was at RE+ Boston this week and was quite surprised to see
> that the EG4 18k inverter is, for all I could tell, identical to the
> Fortress Envy 12k, in both physical layout as well as menu structure. I
> have very limited experience with the Envy (having just installed my
> 1st one last week, in order to compare it to the Sol-Ark 15). I don't
> have any thoughts about it yet, except that the font on the screen is
> quite small and the opening screen is not as intuitive as the Sol-Ark,
> but that might just take familiarizing myself more to the Envy (and/or
> the EG4).
>
> My question is, for folks who have had either the Envy or the EG4
> inverters installed for a decent period of time, what is your current
> take on their functionality, durability, and for the EG4, the quality
> of support? Also, what experience have folks had similarly with the EG4
> LLI batteries? I'm not unhappy with the Sol-Ark or in general the
> Fortress eVault Max battery, but there are some attractive things about
> the Envy and potentially the EG4 18k, and the price point and seemingly
> smart configuration of the EG4 LLI batteries are certainly
> eye-catching.
>
> I'm also currently starting to lean toward using Lithium batteries and
> inverters from the same manufacturer, as I'm growing weary of the
> mismatching firmware updates that are causing somewhat frequent issues
> between the 2 components. Although the inverter/battery integrated
> units (i.e. Sonen, Tesla, etc.) don't seem ideal, since the market is
> so volatile at the moment. If one component fails, I'd like the option
> to replace it with a different brand without having to replace the
> other component as well. Using the same manu doesn't necessarily cut
> down the problems, but it certainly will help in the troubleshooting
> process by hopefully having less of the "not my problem" or "we haven't
> seen that problem" responses from tech support.
>
> I really don't like making forays into bleeding-edge technologies, so
> I'm hoping to gain some experienced insight.
>
> Thanks,
>
> Howie Michaelson
>
> Sun Catcher
>
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> --
>
> Michael Morningstar
>
> Morningstar Electric
> PO Box 1494
> Mount Shasta, CA 96067
> 530-921-0560
> mjmorningstar at gmail.com
>
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