Question: Is it not safer to have House and Starting separate, i.e. not charging Starting battery through the House bank. By "safer" what I mean is that if the house bank fails, would this not preclude a charge to the starting battery?
On Fri Jan 30 2015 at 4:05:39 PM jtsails via CnC-List <cnc-list@cnc-list.com> wrote: > Edd, > you will need to size the alternator output wire according to the max > potential output of the alternator and the length of the run. You will > probably gets lots of different answers about fusing that wire, ABYC does > not require it but many people do put a fuse in there. The problem with > having a fuse there is that if it blows you will probably fry the diodes in > the alternator. I did fuse mine with an 80 amp fuse (55 amp alternator) and > 8 gauge wire. both the wire and fuse are oversized for the job, but I don’t > want that fuse to ever blow. remember that fuses are used to protect the > wire and should always be sized to protect the smallest gauge used in the > circuit. > James > “Delaney” > 1976 C&C 38 > Oriental, NC > > *From:* Edd Schillay via CnC-List <cnc-list@cnc-list.com> > *Sent:* Friday, January 30, 2015 5:34 PM > *To:* mailto:cnc-list@cnc-list.com <cnc-list@cnc-list.com> > *Subject:* Re: Stus-List Wiring Diagram > Graham, > > This is the switch I’ll be installing: > https://dh778tpvmt77t.cloudfront.net/images/products/8280.jpg > > And yes, I’ll be connecting the alternator to the house bank as well, not > to the starting bank (with an Echo charger between the house and starting — > http://www.westmarine.com/buy/xantrex--digital-echo-charge-battery-charger--333669 > ) > > For the group: What size wire should I place between the Alternator and > the House Bank? Do I need a fuse and, if so, how big? > > > All the best, > > Edd > > > Edd M. Schillay > Starship Enterprise > C&C 37+ | Sail No: NCC-1701-B > City Island, NY > Starship Enterprise's Captain's Log <http://enterpriseb.blogspot.com/> > > > On Jan 30, 2015, at 5:24 PM, Graham Collins <cnclistforw...@hotmail.com> > wrote: > > Here is my schematic (should be small enough to slip thru the > listserver). > > I used the BlueSea charge combiner on my previous boat, this wiring > diagram is for it. The current boat is getting the same setup, the only > difference is likely to be that I connect the alternator to the house bank, > not the starting bank. > > I like the BlueSea switch - one switch does it all. > > Graham Collins > Secret Plans > C&C 35-III #11 > > On 2015-01-30 5:59 PM, Edd Schillay via CnC-List wrote: > > Fred, > > Thanks (and thanks to all who have provided advice and diagrams — LOVE > this f-in list!!) > > So here’s my concern, which may be a non-issue because I’m not > understanding it correctly: > > As I understand it, the Echo charger will transfer charge to another bank > when the primary bank is full (correct?) Since I mainly run the engine for > 20 minutes or so powering out to a start line on a Wednesday Night, and if > 20 minutes is not enough time to effectively charge the house bank, would > the starting battery then not get charged? And if so, would I not > eventually drain the starting battery to the point that I can’t start the > engine without combining? > > > All the best, > > Edd > > > Edd M. Schillay > Starship Enterprise > C&C 37+ | Sail No: NCC-1701-B > City Island, NY > Starship Enterprise's Captain's Log <http://enterpriseb.blogspot.com/> > > > > > > On Jan 30, 2015, at 4:49 PM, Frederick G Street <f...@postaudio.net> > wrote: > > Edd — it’s best with this kind of setup to have ALL the charging sources > go to the larger house bank, then use the combiner or EchoCharge to keep > the start battery topped off. > > Fred Street -- Minneapolis > S/V Oceanis (1979 C&C Landfall 38) -- on the hard in Bayfield, WI :^( > > On Jan 30, 2015, at 3:32 PM, Edd Schillay via CnC-List < > cnc-list@cnc-list.com> wrote: > > My solar panel regulator has two outputs, so I could conceivably have one > go to the house and the other go to the engine battery (or maybe I > shouldn’t??) > > > > > > > _______________________________________________ > > 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 > > > <wiring schematic.GIF> > > > > ------------------------------ > _______________________________________________ > > 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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