Ditto what William said about those micro-switches. They really need to be fine tuned
On Wed, Jul 26, 2023 at 4:29 PM William Miller via RE-wrenches < [email protected]> wrote: > Mick: > > Square D offers a set of auxiliary contacts on the double throw switches. > It is ordered by adding a suffix to the model number. Check the footnotes > in the Digest. My supplier at CED can hook you up and arrange a drop > shipment. Eddie Jensen at 805-543-4700. > > Be careful though, these are micro switches that sometimes come > mis-aligned such that they might barely trip when installed and then not > quite trip later on. Exercise the switch and observe the throw to ensure it > is positive. > > Good luck. > > William > > On Wed, Jul 26, 2023 at 3:26 PM Mick Abraham via RE-wrenches < > [email protected]> 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: [email protected] >> >> 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/[email protected]/ >> 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 >> >> -- > > William Miller > Miller Solar.com > 805-438-5600 > www.millersolar.com > _______________________________________________ > List sponsored by Redwood Alliance > > Pay optional member dues here: http://re-wrenches.org > > List Address: [email protected] > > 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/[email protected]/ > 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 > > -- Michael Morningstar Morningstar Electric PO Box 1494 Mount Shasta, CA 96067 530-921-0560 [email protected]
_______________________________________________ List sponsored by Redwood Alliance Pay optional member dues here: http://re-wrenches.org List Address: [email protected] 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/[email protected]/ 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
