I have seen such equipment from generator suppliers, they will be reversing contactors, Look for reversing disconnecting switches I have used them from SQ D and Eaton, and GE.
On Wed, Jul 26, 2023 at 5:26 PM Mick Abraham via RE-wrenches < re-wrenches@lists.re-wrenches.org> wrote: > Hi, Mechanix~ My off grid project needs dual 40kW diesel generators with > easy manual selection between "A" or "B". The output from the manual switch > would feed AC into a set of XW Pro inverter/chargers. > > I seek a 200a manual xfer switch that can also changeover the 12v+ > generator automation wire with the same handle. Schneider DTU324N is 3 > phase (solid neutral) so that does get me a third blade but since the > trigger wire is only a few amps this p/n seems like overkill on size/weight > and on cost. > > The manual switch unit doesn't need to make or break live power because > folks always tend to shut down any nearby noisy engine before they do any > switching. We also don't need 100k short circuit current rating because the > machines can't fault as big as grid power can. Non-fusible seems best b/c > each genset will have a 200a main breaker. I'd prefer to buy the switch > inside a NEMA1 enclosure rather than getting a bare switch that would > require me to mount it into a housing. The project won't be code > inspected, so thanks in advance for any suggestions. > > The Wrench List is the Bomb! > > Mick Abraham, Proprietor > www.abrahamsolar.com > > Landline: 970-731-4675 > Cell phone or for text messaging: 970-946-6584 > ᐧ > _______________________________________________ > List sponsored by Redwood Alliance > > Pay optional member dues here: http://re-wrenches.org > > 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 > > There are two list archives for searching. When one doesn't work, try the > other: > https://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/ > http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org > > List rules & etiquette: > http://www.re-wrenches.org/etiquette.htm > > Check out or update participant bios: > http://www.members.re-wrenches.org > >
_______________________________________________ List sponsored by Redwood Alliance Pay optional member dues here: http://re-wrenches.org 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 There are two list archives for searching. When one doesn't work, try the other: https://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/ http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org List rules & etiquette: http://www.re-wrenches.org/etiquette.htm Check out or update participant bios: http://www.members.re-wrenches.org