[RE-wrenches] Huge battery bank recommendation
Ray Walters
ray at solarray.com
Tue Mar 11 08:42:48 PDT 2014
Hi Kirpal;
I see that the SBS batteries are rated to 1200 cycles to 80% DOD, but I
can't find the warranty on their website. Do you have a link to that?
R.Ray Walters
CTO, Solarray, Inc
Nabcep Certified PV Installer,
Licensed Master Electrician
Solar Design Engineer
303 505-8760
On 3/11/2014 9:26 AM, Kirpal Khalsa wrote:
> Mac...good morning....that is a big battery bank!....We have used the
> SBS Batteries for large battery banks....They offer multiple warranty
> options including upto 20 years. They are tubular plates with clear
> outer cases which make the electrolyte levels really easy to monitor
> and fill....They come with insulated cell interconnects with testing
> ports, they offer seismic racking custom designed to fit your battery
> bank, as well as spill containment trays and acid neutralizer kits for
> the spill containment trays. We have been very happy with their
> performance. They offer a 2V FLA cell at 4000Ah @ the 20 hr rate.
> They are a high quality product made in the USA and worth looking at.
> Here is the link to their website.
> http://www.sbsbattery.com/products-services/by-product/batteries/batteries-flooded-wet-cell-batteries/flooded-wet-cell-batteries-stt-series-flooded-2v-cell.html
>
> Additionally they offer hydrogen gas alarms for battery rooms.
>
> I am curious - is this a solar integrated system, if so, what size
> array would be charging the batteries?
> Good luck!
>
> Sunny Regards,
> Kirpal Khalsa
> NABCEP Certified PV Installation Professional
> Renewable Energy Systems
> www.oregonsolarworks.com <http://www.oregonsolarworks.com>
> 541-218-0201 m
> 541-299-0402 o
>
>
> On Tue, Mar 11, 2014 at 8:05 AM, Ray Walters <ray at solarray.com
> <mailto:ray at solarray.com>> wrote:
>
> Consider the HUP Solar One battery, the 125-33. It has 2490 AH at
> the 20 hr rate. The warranty is for 2100 cycles to 80% DOD.
> Also most of the jumpers are included (bus bars within each 12 v
> group)
> We've had nothing but happy customers since we started using the HUPs.
>
> R.Ray Walters
> CTO, Solarray, Inc
> Nabcep Certified PV Installer,
> Licensed Master Electrician
> Solar Design Engineer
> 303 505-8760 <tel:303%20505-8760>
>
>
> On 3/11/2014 8:01 AM, penobscotsolar at midmaine.com
> <mailto:penobscotsolar at midmaine.com> wrote:
>
> Mac, for this type of large system we typically use Surrette/Rolls
> 2YS31.They are 2430 ah. When we get into battery banks this
> large we
> typically only run two cells deep (front to back) for ease of
> maintenance.
> I hope your customer has some free time on their hands for
> maintenance.
> Remember, Surrette deep cycle batteries demand a higher than
> most charge
> rate or you will find the life of the cell will be
> significantly shorter
> than with proper charging. I'm sure your local battery
> distributor or
> Jamie Surrette can send you the tech stuff on these batteries.
> Any way it
> goes, this is a very big battery bank. Good luck!
>
> Daryl DeJoy
> NABCEP Certified PV installer
> Penobscot Solar Design
>
>
>
> Good point Jason. To clarify this is a 48V system.
>
> Thanks
>
>
> On Tue, Mar 11, 2014 at 7:44 AM, Jason Szumlanski
> <jason at fafcosolar.com <mailto:jason at fafcosolar.com>>wrote:
>
> Not that I have an answer for you, but I'm curious,
> too. You need to
> specify voltage to get a good answer.
>
> Jason Szumlanski
>
> Fafco Solar
>
>
>
>
>
> On Tue, Mar 11, 2014 at 9:24 AM, Mac Lewis
> <maclewis1 at gmail.com <mailto:maclewis1 at gmail.com>> wrote:
>
> Hi wrenches,
>
> I am consulting on a job that requires an 8000 Ahr
> battery bank. This
> is
> quite a bit beyond my normal battery bank realm.
> What would you
> recommend
> for this?
>
> Thanks in advance
>
> --
>
>
>
> Mac Lewis
>
>
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> Mac Lewis
>
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