[RE-wrenches] "Quick Release" PV System

[R. Walters]

What if every 4 rows or so, you left extra space to hack into the  
roof to ventilate? How big a hole do they need to cut and how often?

R. Walters
Solarray.com
NABCEP # 04170442	



On Jul 29, 2009, at 7:43 PM, SOLARPRO at aol.com wrote:

> And to my knowledge, there exists no certified, listed or approved  
> 'Quick Release' mechanism, other than improvised hand-built  
> solutions that are approved in-situ by the Fire authority having  
> jurisdicktion.
> There is a hope of a possibility that a hinged mechanism will  be  
> developed that will placate those fire officials wanting a way to  
> quickly ventilate a structure.
> Patrick Redgate
> Ameco
>
> Chula Vista has been difficult on a number of fronts for the past  
> few years.
> I'm not sure what is behind it. This is a reference from an old Los  
> Angeles
> Fire Department regulation. It was invented by a person at LA who  
> still
> thinks it's a good idea. I don't doubt that it could not be  
> developed. My
> first roof bracket had a quick-release feature for servicing panels  
> in the
> array. It is a bad mandate and was rejected by the group who  
> developed the
> guidelines for PV installation with the California Fire Marshal's  
> office.
> There is no state support for the idea.
>
>
>
> Bill.
>
>
>
> From: re-wrenches-bounces at lists.re-wrenches.org
> [mailto:re-wrenches-bounces at lists.re-wrenches.org] On Behalf Of  
> Brian White
> Sent: Wednesday, July 29, 2009 11:18 AM
> To: RE-wrenches
> Subject: [RE-wrenches] "Quick Release" PV System
>
>
>
> "Quick Release" PV System
>
>
>
> I just had a set of plans rejected by the City of Chula Vista, CA,  
> because
> the integrated Tile product that we use did not have a "Quick Release"
> System for the array, so that the Fire Department could remove the  
> array in
> the event of a fire.
>
>
>
> Has anyone ever heard of such a requirement? If so, how did you  
> meet this
> requirement, with any style of PV array (BIPV, Standard Modules,  
> peel &
> stick) and still achieve an 85 - 100 mph wind rating? Is it just  
> me, or is
> this city from a different planet.
>
>
>
> This issue did not show up on the initial Plan Correction check  
> list from
> the city, but they are calling it out now when we re-submitted. My
> electrician asked them to explain it to me over the phone, because  
> he did
> not think anyone would believe him when he asked for this  
> requirement. I
> have asked for a document or anything that defines this  
> requirement, and
> will share what I find out.
>
>
>
> Brian C. White
>
> Sr. Design Engineer - PV Systems
>
>
>
> Eagle Roofing Products
>
> 120 North Auburn Street - Suite 212
>
> Grass Valley, CA  95945
> Phone: 530-273-2948
>
> Cell: 530-575-5550
>
>
>
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