T&T: 24V backup charger...

Jeffrey Siegel jeff at activecaptain.com
Sun Apr 26 14:23:18 EDT 2009


Thanks for all of the excellent 24v charging ideas.  OK, so using  
2-12v chargers in series probably isn't a good idea because of heat  
build up.  I agree with that.  Even though it's for a backup  
situation, there's no reason to create something dangerous.

The IOTA product suggestion looks really great.  The broken charger  
(Newmar) is a 36 amp model. IOTA has a 40 amp model for about $450 -  
less than half the price of others I've looked at.  And a green light  
from Arild is all I ever need for electrical things!  I'll call Newmar  
on Monday but I'll bet the IOTA will be less than the repair cost.

Dave, I checked out that Guest unit.  It's under $100 but only puts  
out 5 amps at 24v.  My thruster bank is 500 AH and I've gotten it down  
to 75% - 85% after a few days of use.  That would put me down about  
125 AH and require 25 hours of charging at 5 amps to recover in the  
worst case.  That's too long.  It looks like I need a 30-40 amp  
charger.  That's an interesting product though.  I'm thinking of  
getting one of those as a backup since it can charge either bank in an  
emergency - didn't know such a thing existed.

Thanks again for all the suggestions.  Problem solved.


====================================
Jeffrey Siegel
M/V aCappella
DeFever 53RPH
W1ACA/WDB4350
Castine, Maine

www.activecaptain.com
The Interactive Cruising Guidebook








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