[RE-wrenches] LG Chem RESU10H Battery Question

[david quattro]

Hi David and David, it’s me David
    Since no lights come on when you turn the breakers on, it sounds like
the battery is deeply discharged. I bought a specialized charger for the
RESU10H.   If you want to borrow it let me know.
David Quattro


On Fri, Jun 30, 2023 at 10:40 AM Dave Angelini Offgrid Solar via
RE-wrenches <re-wrenches at lists.re-wrenches.org> wrote:

> Hi David,
>
> I own and tested the 48V version Resu10, not the 10H that you have. On the
> one I have, the battery needs a heartbeat signal to operate.
> Without that signal from the inverter or a device that talks to LG battery
> the contactor will open and shut down the battery.
>
> This was a pretty early lithium offering and has proven to be very
> undesirable. We destroyed 2 of the Resu 10's with XW charge currents.
>
> Not sure if your plan is safe. Maybe the guy's here will know more. I
> would hold off until. Good Luck
>
>
>
> *Dave Angelini Offgrid Solar
> "we go where powerlines don't"
> http://members.sti.net/offgridsolar/ <http://members.sti.net/offgridsolar/>
> e-mail  offgridsolar at sti.net <offgridsolar at sti.net>
> text 209 813 0060*
>
>
> On 2023-06-30 9:39 am, David Katz via RE-wrenches wrote:
>
> I have an LG Chem RESU10H Battery that was originally sold with a
> SunnyStorage inverter.  Does anyone know if there is a way to turn on the
> battery output terminals so it can be charged without the inverter. No
> lights come on when you turn on the main switch and the output breaker.
> There is a small terminal strip for control wires. There is a 12V + and –
> terminal and a Batt En terminal.  Does any one know if powering the Batt
> En. Terminal turns it on?  I am going to try that but I am not sure what
> voltage that terminal wants to see.
>
> Thanks
>
> David Katz
>
>
>
> David Katz
>
> *President*
>
> *www.tamaracksolar.com <http://www.tamaracksolar.com/>*
>
> (707) 222-6240 Ext: 105 | (707) 832-7487
>
> dkatz at tamaracksolar.com
>
>
>
>
>
>
>
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David Quattro
CA License # 954020. C-10, C-46
ph (415) 312-2661
www.quattrosolar.com
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