Hoppecke fiber nicads [RE-wrenches]

Jeffrey Wolfe, Global Resources global at sover.net
Sat Nov 24 15:23:56 PST 2001


Travis,

I've found out nothing on either of these items, but looks like I have 
enough info to stay as far away from these as I can, so that's the current 
strategy.... Installation life is tough enough (read that as "so what AM I 
going to do with those existing Trace SW installs in Sell mode") that I 
don't think I need to add this research project.

Jeff

On Thursday, November 22, 2001 9:16 AM, Travis Creswell, Ozark Solar 
[SMTP:ozsolar at ipa.net] wrote:
> What have you found out about charge efficiency and self discharge?
> Generally speaking Nicads are much worse than lead acids in both 
categories.
>
> Travis Creswell
> Ozark Solar
> ----------
> >From: "Jeffrey Wolfe, Global Resources" <global at sover.net>
> >To: "'RE- wrenches at topica.com'" <RE-wrenches at topica.com>
> >Subject: Hoppecke fiber nicads [RE-wrenches]
> >Date: Tue, Nov 20, 2001, 9:52 PM
> >
>
> >Hi all,
> >
> >Well, so far we've avoided them, but it looks like we *may* get into a
> >system design using some Hoppecke Fiber nicads. (20 cells FNC 306 L). 
While
> >I've asked the manufacturer for info and application recommendations, 
what
> >is everyone's experience with using these with Trace SW and RV Power
> >Products equipment? Everything I've seen connected to these (and it's
> >admittedly not much) is working poorly because the charge controller 
does
> >not charge the batteries high enough, and the inverter shuts down on 
over
> >voltage when the batteries get close to a correct voltage.
> >
> >Are there easy and good solutions for these? Does anyone have long-term
> >systems out there with these that they are happy with?
> >
> >Thanks,
> >
> >Jeff
> >
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