Hi Jason

I would only add that this continues the issue with single tank solar/ grid 
combos
IE it's hard to make sure the heat is coming from solar, as the tank has the 
thermostat from the grid side as well. 

It's a solution still looking for a problem. 

Jay

Peltz power




> On Oct 3, 2013, at 1:13 PM, Jason Szumlanski <ja...@fafcosolar.com> wrote:
> 
> Anyone else getting inundated with SunBandit Hybrid Solar Water Heating 
> System marketing emails? Any first impressions? Here are my initial thoughts:
> 
> Pros - provides hot water in utility outages, no interconnection hassles, 
> possibly easier permitting hurdles, eliminates moving parts in active SDHW 
> systems
> Cons - no grid-tie, any excess energy produced is wasted, AHJs won't know how 
> to categorize equipment for permitting and may chargesolar water heating and 
> PV permits and inspections
> 
> I haven't dug too deep, but one strange thing I think I saw on a spec sheet 
> was that the "micro-AC Grid" (aka microinverter) is UL 1703. If that is the 
> case, how does the PV continue to provide water heating in a utility outage? 
> What I really don't understand is why there is a need for a microinverter at 
> all? Why not just use a DC element? I guess a microinverter, despite minor 
> efficiency losses, is cheaper than a load controller.
> 
> Jason Szumlanski
> Fafco Solar
> _______________________________________________
> List sponsored by Home Power magazine
> 
> List Address: RE-wrenches@lists.re-wrenches.org
> 
> Change email address & settings:
> http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org
> 
> List-Archive: 
> http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org
> 
> List rules & etiquette:
> www.re-wrenches.org/etiquette.htm
> 
> Check out participant bios:
> www.members.re-wrenches.org
> 
_______________________________________________
List sponsored by Home Power magazine

List Address: RE-wrenches@lists.re-wrenches.org

Change email address & settings:
http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org

List-Archive: http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org

List rules & etiquette:
www.re-wrenches.org/etiquette.htm

Check out participant bios:
www.members.re-wrenches.org

Reply via email to