Many yachts owned by Congressmen are wired that way. Dennis C.
On Wed, Sep 2, 2015 at 3:10 PM, Della Barba, Joe via CnC-List < cnc-list@cnc-list.com> wrote: > I got an automatic switch from West Marine that switches back and forth > depending on the presence of shore power. > > You ever see an inverter power a battery charger? The charger is not 100% > efficient and neither is the inverter, so making an endless loop with the > inverter powering itself with the charger will always run the batteries > dead. > > > > Joe > > Coquina > > > > *From:* CnC-List [mailto:cnc-list-boun...@cnc-list.com] *On Behalf Of *Dennis > C. via CnC-List > *Sent:* Wednesday, September 02, 2015 4:07 PM > *To:* CnClist > *Cc:* Dennis C. > *Subject:* Re: Stus-List Hot water tank > > > > Ditto. The 120 volt receptacles on Touche' are on a rotary switch for > either shore power or inverter. The inverter cannot be connected to > anything else. > > Specifically, the feed to the receptacle breaker is switched so the > breaker remains in the circuit regardless of whether they are supplied by > shore power or the inverter. > > The remainder of the AC panel is fed exclusively by shore power. > > > > Dennis C. > > > > On Wed, Sep 2, 2015 at 1:50 PM, Della Barba, Joe via CnC-List < > cnc-list@cnc-list.com> wrote: > > I usually wire inverters to not supply the battery charger and water > heater. > > You may want to change your AC wiring to do this. > Joe > > Coquina > > > > *From:* CnC-List [mailto:cnc-list-boun...@cnc-list.com] *On Behalf Of *Ron > Ricci via CnC-List > *Sent:* Wednesday, September 02, 2015 1:41 PM > *To:* 'C&C List' > *Cc:* Ron Ricci > *Subject:* Re: Stus-List Hot water tank > > > > My boat has a combination 120 VAC 1.5 kW electric/engine coolant hot water > heater. It holds 6 gallons of fresh water. For grins, I tried it on the > battery/inverter and it drew 117 amps DC. This is consistent with the > unit’s rating as the battery voltage dropped below 12 VDC when tried. > Since my alternator can only put out 55 amps and the battery cables are > only #4 AWG, running the heater with shore power does not seem practical. > I do not normally have AC shore power. To prevent inadvertently turning on > the heater, I disconnected the power feed at the circuit breaker. > > > > The engine coolant part of the heater works great. We can run the engine > in the afternoon to recharge batteries and/or go to a mooring. There is > plenty of hot water for dinner dishes and a couple of quick showers. > > > > > > Regards, > > *Ron* > > Ron Ricci > > S/V Patriot > > C&C 37+ > > Bristol, RI > > ron.ri...@1968.usna.com > > > > > > > > > > _______________________________________________ > > Email address: > CnC-List@cnc-list.com > To change your list preferences, including unsubscribing -- go to the > bottom of page at: > http://cnc-list.com/mailman/listinfo/cnc-list_cnc-list.com > > > > _______________________________________________ > > Email address: > CnC-List@cnc-list.com > To change your list preferences, including unsubscribing -- go to the > bottom of page at: > http://cnc-list.com/mailman/listinfo/cnc-list_cnc-list.com > > >
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