[RE-wrenches] Pass-through state Dual FXR system

[Ray]

Temp sensor?

Ray Walters
Remote Solar
303 505-8760

On 8/3/19 4:53 PM, Mac Lewis wrote:
> The Bulk setting is 55.2V, the battery voltage is around 53.  
> Generator quality is good, tried with two different generators, same 
> result.  These batteries can soak up current without the voltage 
> changing much, great charge acceptance.  The BMS is reporting ~40% 
> SOC.  The Outbacks just stay in "pass through" mode as though they 
> think the batteries don't need it. They don't respond when I tell them 
> to bulk charge.
>
> On Sat, Aug 3, 2019 at 4:40 PM Glenn Burt <Glenn.burt at glbcc.com 
> <mailto:Glenn.burt at glbcc.com>> wrote:
>
>     It almost sounds like the inverters are not happy with the quality
>     of the generator output.
>
>     -Glenn
>     Sent from my 'smart'phone, so please excuse typos and spelling errors.
>
>     ------ Original message------
>     *From: *Mac Lewis
>     *Date: *Sat, Aug 3, 2019 5:35 PM
>     *To: *RE-wrenches;
>     *Cc: *
>     *Subject:*[RE-wrenches] Pass-through state Dual FXR system
>
>     Hi Wrenches,
>
>     I've got an issue that I'm remotely trying to troubleshoot but I
>     must be missing something.
>     Specs:
>     Off-grid
>     Dual Outback FXR 3648s recently installed
>     FM100, with about 4k of solar
>     2 x 16 kWh Blue Ion Batteries, installed this past week
>     Kohler 14 generator
>     Outback Mate 3s
>
>     The issue is that the FXR inverters aren't charging the batteries
>     when the generator is running, they are just passing the power
>     through to the loads.  I have verified that AC Input is in "Use"
>     not "Drop" when generator is running, I have disabled all of the
>     advanced charging (ie Global charge, float coordination,
>     auto-charge termination and auto grid-tie control) .  I have told
>     it to "start bulk" both remotely and through the owner on site.  I
>     have done a reboot multiple times of the whole system as well as
>     the Mate 3s.  I even had the owner try a factory reset and
>     firmware update on the Mate 3s.  The firmware was successfully
>     updated and it appears the factory reset on the mate.
>
>     Nothing has changed how it behaves with the generator, generator
>     just follows the load and no AC charging takes place.  Oddly, this
>     was working fine when we left, we had topped the batteries off
>     with the generator.
>
>     Any ideas what I might be missing?
>
>     Thanks for your suggestions
>     -- 
>
>
>
>     Mac Lewis
>
>     *
>
>     "Yo solo sé que no sé nada." -Sócrates
>
>     *
>
>
>
> -- 
>
>
>
> Mac Lewis
>
> *
>
> "Yo solo sé que no sé nada." -Sócrates
>
> *
>
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