[RE-wrenches] 2v metal cased cells

Ray Walters ray at solarray.com
Sat Jul 12 09:11:45 PDT 2014


I put the batteries into a 30 " deep ground vault when possible.  Earth 
temperature is much more stable.

R.Ray Walters
CTO, Solarray, Inc
Nabcep Certified PV Installer,
Licensed Master Electrician
Solar Design Engineer
303 505-8760

On 7/12/2014 7:13 AM, jay peltz wrote:
> Hi all
>
> Yes good points.
> However I have good reason to believe that the dual plastic case 
> batteries ( rolls or Trojan) act like good insulation.
> I'm working on some designs for the deep tropics and heat build up is 
> a huge problem.
>
> Whether I use fans, water, or AC Units, I think that individual steel 
> cased cells will have greater surface area and cool faster than other 
> batteries.
>
> But maybe others have different ideas?
>
> Jay
>
>
>
>
>
>
> On Jul 12, 2014, at 5:01 AM, Tump <tump at swnl.net 
> <mailto:tump at swnl.net>> wrote:
>
>> Why would you NOT use the Surrette batteries. Far easier to move, up 
>> to 2400 Has at 20 hr rate. Steel CONDUCTIVE/ RUSTING cases never made 
>> sense to me. The only reason I would use something steel would be the 
>> AGM when seismic security was required.
>> On Jul 11, 2014, at 11:51 AM, jay peltz wrote:
>>
>>> Hi All,
>>>
>>> I'm wondering what options people are using for steel cased 
>>> individual 2v industrial cells.
>>>
>>> thanks
>>>
>>> jay
>>>
>>>
>>>
>>>
>>>
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