Hello Solar Folk, I'm wondering if it is possible combine the secure power source outputs of two SMA SBTL-22's in series to run a 240v load, like a small well pump. Does anyone have any ideas about the feasibility of this concept?
Thank You Much, Djibril On Mon, Jul 22, 2013 at 5:46 AM, Carl Adams <[email protected]> wrote: > > Nick, > > I guess I don't see this as a weakness but rather operating as designed. > If the design intent was to allow the grid tied solar array to provide a > limited power source during a grid outage, during daylight hours, with no > batteries required, it seems this hits the mark. > > I know these units went through some beta testing early this year, so I > would still appreciate any feedback from any wrenches who have actually > installed them. > > With Regards > Carl Adams > SunRock Solar > > From: Nick Soleil <[email protected]> > Date: Fri, Jul 19, 2013 at 9:45 PM > Subject: Fwd: [RE-wrenches] Fwd: SMA Secure Power Supply > To: Carl Adams <[email protected]> > > > I understand that is a good selling point, but the major weakness is that > it won't work at night and only will provide the amount of power that is > available from the sun, so not so good for stormy conditions. > > ---------- Forwarded message ---------- > From: Carl Adams <[email protected]> > Date: Fri, Jul 19, 2013 at 12:48 PM > Subject: [RE-wrenches] Fwd: SMA Secure Power Supply > To: RE-wrenches <[email protected]> > > > > > Hello Wrenches, > > I'm considering the new SunnyBoy SB3,4,5000 TL-22-US inverters for > upcoming projects. The new secure power supply feature seems like a good > selling point. At this point I am most interested in field experience from > those who have already installed these units. > > Here is what I have learned from reading up a bit. > > My initial impression was that the electrical switch and outlet shown in > the tech bulletin, youtube video, and discussed in webinars I have seen, > was an actual "hardware product option". This is not the case. It is > functionality available in the unit as points of connection. The intent is > for the installer to pickup the necessary switch and outlet at the local > supply house and make the connections. > > One other thing I learned is that between early marketing and product > availability the "functionality" name was changed from "Emergency Power > Suppy (EPS)" to "Secure Power Supply (SPS)" due to NEC code issues. > > Another point of confusion for me was in reading the SB3k - 5kTL > installation manual. In the manual, the discussion of the SPS uses the > term "miniature circuit breaker". My initial thought was this reference > was to the backfed circuit breaker for the inverter, or a separate circuit > breaker integral to the inverter. Not the case, just bad translation from > German to English. The reference, is to the off the shelf switch, the > installer is to use to field install the SPS. > > > Hope this is helpful, and again I'd like to here from those of you who > have already deployed these units. > > Carl Adams > SunRock Solar > > > > _______________________________________________ > List sponsored by Home Power magazine > > List Address: [email protected] > > 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 > > > > > > -- > > Cordially, > > *Nick Soleil* > > *Field Applications Engineer > * > > *Enphase Energy* > > Mobile: (707) 321-2937 > > > ** > > *Enphase Commercial Solar.* > *Limitless.*<http://www.enphase.com/commercial?utm_source=email&utm_medium=sig&utm_campaign=Comm2012> > > * > *<http://www.enphase.com/commercial?utm_source=email&utm_medium=sig&utm_campaign=Comm2012> > > 1420 North McDowell > > Petaluma, CA 94954 > > www.enphase.com <http://www.enphaseenergy.com/> > > P: (707) 763-4784 x7267 > > F: (707) 763-0784 > > E: [email protected] > > [image: nabcep logo] Certified Solar PV Installer #03262011-300 > > “Don’t get me wrong: I love nuclear energy! It’s just that I prefer fusion > to fission. And it just so happens that there’s an enormous fusion reactor > safely banked a few million miles from us. It delivers more than we could > ever use in just about 8 minutes. And it’s wireless! .” > > - William McDonough > > This email message is for the sole use of the intended recipient(s) and may > contain confidential and/or privileged information. If you are not an > intended recipient, you may not review, use, copy, disclose or distribute > this message. If you received this message in error, please contact the > sender by reply email and destroy all copies of the original message. > > > > > _______________________________________________ > List sponsored by Home Power magazine > > List Address: [email protected] > > 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: [email protected] 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
