Hi Mac Thanks
Easy fix for the 120 only is to install small transformer to step up 240 to "trick" the avr. I'll check out the ecogen Thx Jay > On Nov 21, 2014, at 5:41 AM, Mac Lewis <maclew...@gmail.com> wrote: > > Hi Jay, > > Although I like the Cummins units, we have a fairly weak Cummins service > dealership in our area. I like to specify a generator that we can service or > that can be serviced locally. > > If you need 120 VAC only, many of the cheaper standby units won't work > without a transformer. You can't rewire the stator, because the internal > control elements sense 240 VAC, instead of 120. > Most of our systems are above 8,000 feet of elevation, so we have significant > altitude derate. We have used the Kohler 14 RESA and had good luck with it. > It is pretty inexpensive and has an off-grid warranty (18 month, 1000 h). > Again, you can't rewire the stator on this unit. One thing I don't like > about these units is that everything is in the controller now, so if the $30 > SCR goes out, you need to replace the $1200 controller. I think most > manufacturers are going this way on these cheaper units. > > There is also the 6 kW Ecogen from Generac. We have installed one of these, > and I've liked it so far. It has a built in oil-makeup kit (holds 4 qts), > for clients that don't have a strong maintenance record (most of ours don't). > These come off the shelf 120 VAC only, but is convertible to 240 VAC with a > conversion kit. It comes with a 3 y, 2000 h off-grid warranty. I'd probably > use these more often except that with 6 kW, it becomes too small for most of > our installations at elevation. > > Good luck, let us know what you decide. > >> On Thu, Nov 20, 2014 at 1:24 PM, Kevin Pegg <kp...@energyalternatives.ca> >> wrote: >> Though we use Diesel mostly, some situations LPG is best and we have been >> using the Cummins / Onan Commercial Moible units for years. Many over 7,000 >> hrs still running strong. Almost all are in remote auto start situations and >> have proven to be very reliable. As they are designed to hang under a >> service truck body, we fabricate a stand - with baffles for breathing >> otherwise it can overheat by drawing hot air in to cool. >> http://power.cummins.com/onanpowerWeb/navigation.do?pageId=660 >> >> Kevin >> -----Original Message----- >> From: RE-wrenches [mailto:re-wrenches-boun...@lists.re-wrenches.org]On >> Behalf Of jay peltz >> Sent: November 20, 2014 10:11 AM >> To: RE-wrenches >> Subject: [RE-wrenches] propane generator >> >> >> Hi All, >> >> I know this has been discussed before. >> I can't seem to find the threads about propane generators. >> >> I've got a client with a Kohler 8.5 that is having problems. >> Hes looking for good quality options other than the Kohler. >> >> thanks in advance, >> >> jay >> >> >> _______________________________________________ >> 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 >> >> _______________________________________________ >> 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 > > > > -- > > > > Mac Lewis > > "Yo solo sé que no sé nada." -Sócrates > > _______________________________________________ > 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 >
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