[RE-wrenches] 48v small controllers

[Exeltech]

I second Ray's recommendation.  Frank at BZ is excellent to work with.


Dan


--- On Sat, 9/11/10, R Ray Walters <ray at solarray.com> wrote:

> From: R Ray Walters <ray at solarray.com>
> Subject: Re: [RE-wrenches] 48v small controllers
> To: "RE-wrenches" <re-wrenches at lists.re-wrenches.org>
> Date: Saturday, September 11, 2010, 9:45 PM
> The nice folks at  BZ Products have made me
> small custom voltage controllers before, for
> just that application. Prices, as I recall
> were less than a C40, and much smaller
> footprint/ weight, which is an issue on a
> mobile application.
> 
> R. Walters
> ray at solarray.com
> Solar Engineer
> 
> 
> 
> 
> On Sep 10, 2010, at 3:40 AM, solardude97 wrote:
> 
> > Jay,
> > Another option on the controller is made by Stealth
> charging systems. It is made for bass boats and allows them
> to use the 12 volt alternator to charge the 24, 36, or 48
> volt trolling motor batteries when the big motor is running.
> It will likely want to see 12 volt nominal input which
> limits your module choice somewhat. It is a sealed unit and
> has a 40 amp max rating. Not sure if they have a website but
> I have a phone number for them. Contact me off list if you
> need it.
> > Nathan Jones
> > Power Source Solar
> > Springfield, MO
> > 417-827-0738
> > 
> > On Thu Sep 9th, 2010 10:25 PM CDT Brian Teitelbaum
> wrote:
> > 
> >> Hi Jay,
> >> 
> >> The C-40 is probably your cheapest bet, although
> not sealed.
> >> 
> >> Or...maybe use three Evergreen ES-A 215W modules
> in series without a controller? Vmp would be 55.2V at STC,
> but maybe still too risky as the Voc would be over 68V at
> STC. Depends on how much the cart gets used, and the number
> of hours needed each day to get to full charge.
> >> 
> >> Brian Teitelbaum
> >> AEE Solar
> >> 
> >> -----Original Message-----
> >> From: re-wrenches-bounces at lists.re-wrenches.org
> [mailto:re-wrenches-bounces at lists.re-wrenches.org]
> On Behalf Of jay at asis.com
> >> Sent: Thursday, September 09, 2010 5:23 PM
> >> To: RE-wrenches
> >> Subject: [RE-wrenches] 48v small controllers
> >> 
> >> HI All,
> >> 
> >> Any recommendations on a small 7-10 amp 48v
> controller, preferably sealed.
> >> its for a 48v golf cart.
> >> 
> >> Thanks,
> >> 
> >> jay
> >> 
> >> peltz power
> >> 
> >>
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