[RE-wrenches] Integrating Lithium batteries with legacy inverters.

[Kent]

William,

I think Right Hand Engineering 
<https://www.righthandeng.com/rhe_swma_memory_adapter_manual.pdf> still 
makes the device that will keep the SW memory alive. Batteries need to 
be changed every few years.

Kent Osterberg
Blue Mountain Solar


On 10/20/2022 9:43 AM, William Miller via RE-wrenches wrote:
>
> Friends:
>
> This is a follow up on the question I asked about anyone having actual 
> experience integrating Simpliphi batteries with a Trace SW inverter 
> system.
>
> I read the battery and integration manuals carefully and spoke with 
> Simpliphi tech support.  The systems are absolutely compatible but 
> only if the inverter and charge controllers are programmed correctly.
>
> Therein is the problem:  If the SW inverters lose DC power, the 
> programming is erased and the inverters reset to factory defaults.  
> These default settings are not acceptable for safe operation of the 
> Simpliphi batteries.
>
> If the client is capable of determining when the settings have been 
> reset and can reprogram the inverters when needed, then maybe the 
> design is acceptable.  In the case I am working on, the client does 
> not have these capabilities.  It was decided to replace the dead 
> batteries with the same AGM style batteries currently in use, not the 
> Simpliphi.
>
> Thanks for your input.
>
> William Miller
>
> Miller Solar
>
> 17395 Oak Road, Atascadero, CA 93422
>
> 805-438-5600
>
> www.millersolar.com <http://www.millersolar.com/>
>
> CA Lic. 773985
>
>
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