[RE-wrenches] Growatt 5k inverter w/ transformer, more China junk?

[Kent Osterberg]

The "Contact Us" page on their website gives a contact number in China. 
And none of the documentation shows a UL listing. I would tell the 
customer that I can't install it - too risky.

Kent Osterberg
Blue Mountain Solar

On 1/4/2021 3:33 PM, Chris Schaefer wrote:
> G'Day and Happy New Year's All,
>
> Just wanted to share this with you all. A potential client purchased a 
> somewhat complete system off the internet and is now seeking an 
> installer. I know, same old story. The package came with two Growatt 
> SPF-5000 ES inverters with two Huawei HW-TX-5000 transformers. The 
> twist to the story is apparently the inverters put out 230vac on a 
> single leg and the transformers are required to split the 240vac into 
> two legs of 120. I've never come across an inverter like this. As an 
> off gridder the first thing I think of is the inefficiencies of the 
> additional transformers to do something like this when we have plenty 
> of manufacturers that don't require this. I'd love to hear your 
> thoughts on this setup and possible experiences and pitfalls to beware of.
>
> PS the client is kicking themselves in the butt, lol.
>
> Gratefully,
> Christopher--
>
> Chris Schaefer’s
> <http:www.solarandwindfx.com>
> /Tel/Fax 585-229-2083 or Cell 585-748-1870
> //5115 South Hill Road ~ Canandaigua New York 14424
> //www.solarandwindfx.com <http://www.solarandwindfx.com> ~ E-mail: 
> chris at solarandwindfx.com <mailto:chris at solarandwindfx.com>/
>
> /
> /
>
> Thomas Jefferson, the author of our great Constitution, once said, 
> "democracy" will cease to exist when you take away from those who are 
> willing to work and give to those who would not."
>
>

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