[RE-wrenches] Surrette AGM's

[holtek at sbcglobal.net]

Jason,
Yes, the higher capacity train of thought seems to work best....opted for 
the Concorde 9150T 2v bank....big thanks to Steve Bell for pushing me in the 
right direction.
Thanks to all for feedback.....

Holt E. Kelly
Holtek Fireplace & Solar Products
500 Jewell Dr.
Waco TX. 76712
254-751-9111
www.holteksolar.com

----- Original Message ----- 
From: "Jason Szumlanski" <Jason at fafcosolar.com>
To: <re-wrenches at lists.re-wrenches.org>
Sent: Friday, September 17, 2010 2:01 PM
Subject: Re: [RE-wrenches] Surrette AGM's


> If it's "survival mode" only, why do you need 1,200 cycles?! How many
> hurricanes/tornados/riots are you getting around there? :)
>
> The S-460 is a great battery, but it's rated for 1200 cycles to 50%. I
> don't have a cycle curve handy, but you can probably expect about half
> the cycles at 80% DOD.
>
> Based on the price, it looks like you are talking about 8 of the S-460's
> for 350aH @ 48V. Maybe go to 8 of the Concorde PVX-2580L and use a 50%
> DOD factor instead. I'm not sure how that compares to the GNB price for
> the same capacity. That also gives you the option for occasional deep
> discharges to 80% DOD. The point is, it might be cheaper to increase
> capacity and decrease DOD than to buy a "higher quality" battery that
> can handle more cycles to 80% DOD.
>
> Jason Szumlanski
> Fafco Solar
> Cape Coral, FL
> www.FafcoSolar.com
>
> ----------------------
> Date: Thu, 16 Sep 2010 11:28:39 -0500
> From: <holtek at sbcglobal.net>
> To: "RE-wrenches" <re-wrenches at lists.re-wrenches.org>
> Subject: [RE-wrenches] Surrette AGM's
> Message-ID: <8F9976AE8B824FD3BA899E857C202272 at HoltPC>
> Content-Type: text/plain; charset="iso-8859-1"
>
> Getting a few "survival mode" system requests...and of course they want
> "no maintenance" battery bank.....I have to smile when I see them flop
> around on the floor when I show them the GNB Absolyte
> pricing......Surrette's ain't that much cheaper (about $2000 in this
> case).... any one out there spec'd the S-460-AGM that can give me some
> feedback?...looking for GNB- like performance (1200 cycles @ 80%dod
> tested) for just a bit less money (or am I just imagining those are
> oinking noises coming from above?)
>
> Holt E. Kelly
> Holtek Fireplace & Solar Products
> 500 Jewell Dr.
> Waco TX. 76712
> 254-751-9111
> www.holteksolar.com
>
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