https://www.amazon.com/Siemens-3TC48-17-0B-Pole-Contactor-600V/dp/B00WH0QNHA
I've done this with Sonnen previously, interrupted the inverter output to precent power being sent back to the grid. You might look at to inverters and interrupt one. On Fri, Nov 22, 2019 at 11:47 PM Chris Sparadeo <sparadeo.ch...@gmail.com> wrote: > Hi wrenchers, > > > I am currently on the look out for a DC contactor to suit my needs. A > little background: > > > Per Sonnen Batterie tech support’s recommendation I have installed a 10 kW > SolarEdge HD Wave inventer coupled with the Sonnen Eco 12. Although the > Sonnen Eco 12 uses an Outback Radian 8kW multimode inverter(of which > Outback suggests to max AC couple input of 5kW) Sonnen says that AC PV > input greater than 8kW will require a contactor to interrupt a string or > two of the grid interactive inverter so that it’s output will remain less > than the max 8kW input. That’s fine and well, but when asked directly, > Sonnen didn’t have a part # for the contactor and suggested that anything > over 150V DC would be difficult to find. Anyone know of a 600V rated > contactor that would suit the bill? Essentially the contactor would need to > sense grid interruption (via a 15A-AC breaker) and open a 600 V rated DC > string. > > > I’ve done some preliminary searching and have come up empty handed. Any > input would be greatly appreciated. > > > Best, > > > Chris > -- > Chris Sparadeo > > > C_802-369-4458 > H_802-728-3059 > _______________________________________________ > List sponsored by Redwood Alliance > > List Address: RE-wrenches@lists.re-wrenches.org > > Change listserver email address & settings: > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > > List-Archive: > http://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/maillist.html > > List rules & etiquette: > www.re-wrenches.org/etiquette.htm > > Check out or update participant bios: > www.members.re-wrenches.org > > -- Chris Mason Solar systems designer Generac Generators Industrial technician Comet Systems Ltd DBA Comet Solar Anguilla Cell 264.235.5670 WhatsApp 264.235.5670 Skype: netconcepts www.cometsolar.com <http://www.cometenergysystems.com/>
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