I think my alternator is set up to charge whatever batteries I have on my selector switch… Any way to do this without running new wires from my alternator?
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 On May 5, 2014, at 3:44 PM, Rich Knowles <r...@sailpower.ca> wrote: > Almost:) connect the alternator directly to your house battery and make that > battery 1. > > Rich > > On May 5, 2014, at 16:28, Edd Schillay via CnC-List <cnc-list@cnc-list.com> > wrote: > >> Rich, >> >> I think I get it now. If I have my starter battery as #2, I start the >> engine with #2 only (not ALL). This echo-charger could take the Alternator >> charge going into #2 and also charge #1. >> >> Do I have that right? >> >> If so, I gots me some wiring to do…. >> >> >> >> 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 >> >> On May 5, 2014, at 2:52 PM, Rich Knowles <r...@sailpower.ca> wrote: >> >>> In short, an Echo Charge is a simple regulator that derives it's input >>> voltage from a battery connected to a charging source. It's output is >>> connected to a secondary battery such as an engine start or windlass >>> battery. If the input voltage rises above 3.4 volts, as I recall, the >>> >>> Rich >>> >>> On May 5, 2014, at 14:10, Edd Schillay via CnC-List <cnc-list@cnc-list.com> >>> wrote: >>> >>>> Marek, >>>> >>>> Very interesting. What exactly is an echo charger and how would I >>>> connect it? >>>> >>>> The previous owner had two house bank 31s and a starter battery hooked >>>> up parallel to one of them. That starter battery turned out to be dead and >>>> was dragging the other down. >>>> >>>> I replaced all with two new 31s about 4 years ago. Now one of those two >>>> is dead and I don’t feel like dumping $300 on a replacement when I’m not >>>> running on batteries for more than a few hours on any given day. >>>> >>>> >>>> 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 >>>> >>>> On May 5, 2014, at 1:01 PM, Marek Dziedzic <dziedzi...@hotmail.com> wrote: >>>> >>>>> Edd, >>>>> >>>>> I don’t want to start a discussion on how to charge the batteries (as >>>>> this would be off topic), but starting from the ALL position has some >>>>> major disadvantages. One is that you might be hiding a problem with your >>>>> starting battery; two is that if one battery is weak, you would be >>>>> charging that weak battery from the strong one (you risk that if one is >>>>> nearly dead, the other would not start the engine, either, but instead >>>>> would discharge to equalise the voltage with the weak one). >>>>> >>>>> No question (in my mind), the best way is to start from the starting >>>>> battery (hence the name) and have the echo charger making sure that both >>>>> batteries are charged properly. >>>>> >>>>> Some advocate to have the batteries split into “main” and “spare”. Many >>>>> good marine batteries can be used as dual purpose. If you design your >>>>> system this way, you start on the “main”, it gets charged by the >>>>> alternator and the echo charger maintains the “spare”. >>>>> >>>>> If I remember correctly, you have a solar system, as well. Many charge >>>>> controllers have a dual battery option and they can be setup to charge >>>>> the “main” battery first and then charge the “spare” (mine has a >>>>> selectable 50/50 or 90/10 split). >>>>> >>>>> If you are interested, you can check some of Main Sail’s articles on that >>>>> topic at Sailboat Owners or at his web site >>>>> (http://www.pbase.com/mainecruising/). >>>>> >>>>> Marek (in Ottawa) >>>>> >>>>> PS. Would “may the Force (May the 4th) be with you” apply, even if it is >>>>> a day late? I know it is mixing the references... >>>>> >>>>> From: Edd Schillay via CnC-List >>>>> Sent: Monday, May 05, 2014 10:58 AM >>>>> To: cnc-list@cnc-list.com >>>>> Subject: Re: Stus-List Mixed batteries >>>>> >>>>> Rich, >>>>> >>>>> Please do send around a diagram. I’m planning to do something similar — a >>>>> 27 starting battery (as battery #2) and a 31 house bank (as battery#1). >>>>> >>>>> When I want to start and run the engine, I will do so on ALL. That way >>>>> the alternator will charge both batteries. When sailing and “hanging >>>>> out”, I would switch to 1 only. >>>>> >>>>> I have a solar panel and a dual battery regulator, which would connect to >>>>> both. >>>>> >>>>> Two weeks to launch and still much to do….. >>>>> >>>>> >>>>> >>>>> 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 >>>>> >>>>> On May 5, 2014, at 10:38 AM, Rich Knowles via CnC-List >>>>> <cnc-list@cnc-list.com> wrote: >>>>> >>>>>> The best method I have found and the least problematic from all points >>>>>> of view is to have a dedicated starting battery that does nothing else >>>>>> but start the engine, and a house battery that can be several batteries >>>>>> in parallel. Ideally the house batteries will all be identical. I feed >>>>>> the alternator directly to the house battery and use a device such as >>>>>> a Xantrex EchoCharge, a small regulator, to keep the start battery >>>>>> charged. A simple 1/both/2 off switch feeds the house load from either >>>>>> battery and acts as a combiner switch if needed. I have a diagram I can >>>>>> send you if you wish. >>>>>> >>>>>> I have wired many boats this way with no complaints or incidents. >>>>>> >>>>>> Rich Knowles >>>>>> Indigo. LF38 >>>>>> Halifax. NS >>>>>> >>>>>> On May 5, 2014, at 10:47, via CnC-List <cnc-list@cnc-list.com> wrote: >>>>>> >>>>>>> In a pinch, I recently bought a 'starting' battery (Group 27) per my >>>>>>> earlier post (no marine stores open after 6 on Saturdays) >>>>>>> >>>>>>> Then I decided to get a replacement for my dead Lifeline AGM battery. >>>>>>> >>>>>>> Of course, Murphy lurking about, I realized that my Zantrex Truecharge >>>>>>> 40 wants all the batteries it charges to be the same since >>>>>>> its charging schemes apply to all three outputs to the batteries. >>>>>>> >>>>>>> Before I pull the 'rope-a-dope' of returning the starting battery, I >>>>>>> need some list advice: >>>>>>> >>>>>>> A lot of sailors suggest using a 'starting' battery exclusively for >>>>>>> starting and using the house batteries for the house. I am aware that >>>>>>> an AGM can be used for starting as well. >>>>>>> >>>>>>> However, if a 'starting' battery is better for this job (CCA, etc.) and >>>>>>> the AGM is better for its job, how does one use a single charger like >>>>>>> mine >>>>>>> to satisfy different charging schemes? >>>>>>> >>>>>>> 2 chargers, a smarter charger that has outputs for different battery >>>>>>> characteristics, or 'forgetaboutit" and charge both batteries as though >>>>>>> the were both AGMs? >>>>>>> >>>>>>> Charlie Nelson >>>>>>> Water Phantom >>>>>>> C&C 36 XL/kcb >>>>>>> >>>>>>> cenel...@aol.com >>>>>>> _______________________________________________ >>>>>>> This List is provided by the C&C Photo Album >>>>>>> http://www.cncphotoalbum.com >>>>>>> CnC-List@cnc-list.com >>>>>> _______________________________________________ >>>>>> This List is provided by the C&C Photo Album >>>>>> http://www.cncphotoalbum.com >>>>>> CnC-List@cnc-list.com >>>>> >>>>> >>>>> >>>>> _______________________________________________ >>>>> This List is provided by the C&C Photo Album >>>>> http://www.cncphotoalbum.com >>>>> CnC-List@cnc-list.com >>>> >>>> _______________________________________________ >>>> This List is provided by the C&C Photo Album >>>> http://www.cncphotoalbum.com >>>> CnC-List@cnc-list.com >> >> _______________________________________________ >> This List is provided by the C&C Photo Album >> http://www.cncphotoalbum.com >> CnC-List@cnc-list.com
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