Thanks for the idea. Let me know if you figure out a better system. I am going to pull together
the parts over the next couple of weeks. I should have my cockpit finished by then. I then need
to realign the bath and closed modules and do the headliner. Fun fun fun.
Ron
> This exactly how it's connected. The relay also switches the neutral lines
> for the outlet circuits. The relay I bought was this from Grainer:
> relay #5X847 30 AMP Power Relay $22.21
> dust cover #4A079 Dust Cover $14.68
>
> The only problem with this setup is that if I'm running on the Onan and
> I shut it down, the relay chatters as the generator slows down and the
> voltage decreases. In order to avoid that I shut the main breaker off
> for the outlets before shutting the Onan down. I really don't like having
> to do that, so I'm going to rethink the hookup.
>
> I've thought of having the inverter power the relay when it is on. I'm
> concerned though about the power drain of the relay. Also, it's nice
> to have the inverter on and if shore power is interrupted, the inverter
> will automatically take over. That's worked fine for me when running
> a desktop PC in the coach. The relay seems to switch over fast enough
> to keep the PC going even when someone disconnects shore power. In
> this mode it works like a great big Uninterruptable Power System.
> Richard
>
>
> > In other words, relay is normally closed, accessing the inverter. When no power is coming
> > from the transfer switch (generator or shore) it de-activates the relay causing the inverter
> > to be the default. Is this correct? Which relay did you use ( I get a large discount from
> > Grainger because I work for the YMCA)
> >
> > Ron and Julie
> > 73 Painted Desert
> >
> >
> > > Ron,
> > > I don't think the TS-30 does all three. I connected my inverter to
> > > the AC system with a relay from Grainger. The relay switches
> > > inverter AC power to selected coach outlets when AC from shore
> > > or the onan is not available.
> > > Richard Waters
> > >
> > >
> > > > Does the TS-30 handle all three sources (shore, gen and inverter)?
> > > >
> > > >
> > > > > Ron,
> > > > > I also have the Todd TS-30 switch that I got from Byron Maxwell. I have
> > > > > the 30 amp cord along with 1 AC unit. I just replaced my old AC unit
> > > > > with a new 15,900 BTU that uses less power than the old one did. I also
> > > > > have the Statpower 40.
> > > > > --
> > > > > J.R. Wright
> > > > > GMC GreatLakers
> > > > > 77 Eleganza II
> > > > > Michigan
> > > > >
> > > > > >
> > > > > > Ron,
> > > > > > I just noticed that you have a '73. I think the '73 coaches are
> > > > > > 30 amp systems. The switch I have is for a 50 amp system.
> > > > > >
> > > > > > Others in the past have recommended the Todd TS-30. The
> > > > > > BR Wholesale catalog lists the TS-30 for $76.
> > > > > >
> > > > > > Also, I think Byron Maxwell (GMC owner) sells them too. You
> > > > > > can go to his website:
> > > > > >
> > > > > >
http://www.chaparral-co.com/
> > > > > >
> > > > > > I would have bought my switch from Byron, but he was on an extended
> > > > > > trip at the time and I didn't want to wait until he returned.
> > > > > >
> > > > > > HTH
> > > > > > Richard
> > > > > >
> > > > > >
> > > > > > > Thanks for the info. I will give them a call.
> > > > > > >
> > > > > > > RON
> > > > > > >
> > > > > > >
> > > > > > > > Ron,
> > > > > > > > I got a Todd PS-245L "240 volt, 50 amp changeover" switch for $208.88. I
> > > > > > > > bought this after consulting with 2 different people at Todd Engineering. It
> > > > > > > > was
> > > > > > > > easy to install and it does work. After Onan generator startup it waits about
> > > > > > > > 20 seconds to allow the Onan to stabilize and then switches over. The normal
> > > > > > > > state for the AC system is shore power. I HATED HAVING TO PLUG AND
> > > > > > > > UNPLUG THAT BIG CONNECTOR TO SWITCH TO/FROM THE ONAN.
> > > > > > > > Now I never do that.
> > > > > > > >
> > > > > > > > I bought it from BR Wholesale. You can call them at 800-900-2468, toll free
> > > > > > > > fax at 877-4RV-4444 or the web at
www.brwholesale.com. They have nice
> > > > > > > > catalog with 60+ pages of electrical stuff for RV's.
> > > > > > > >
> > > > > > > > I also installed a TC-40 and Portawatz 1000 inverter. I'm very happy with
> > > > > > > > how all that turned out.
> > > > > > > > Richard Waters
> > > > > > > >
