[RE-wrenches] Off-grid ground mount

[Drake]

Allan,

I haven't had any off grid, adjustable roof mount systems in years, 
but have one coming up.  What is the best product these days?

Thanks,

Drake

At 03:40 PM 3/23/2012, you wrote:
>William,
>All of our off grid is residential. In general we never do ground 
>mount for off grid. With rare and specific exception we use pole-top 
>racking. This is simply because pole top racks hold the entire array 
>in balance over a single pivot, making seasonal adjustment easy for 
>one person. Ground mount puts the pivot at the bottom edge of an 
>array, requiring at least two people to adjust: one or more to lift 
>and one to loosen/tighten the leg sliders.
>
>Knowing the depth of your professional competence, you know this 
>already, and this request is about a specific job. But most off-grid 
>Wrenches may be in the same case, and thus not able to easily answer 
>your question.
>
>Having used UniRac a few times for adjustable roof/ground racking, I 
>certainly would recommend against their adjustable tilt legs. Too 
>easy for homeowners to loosen the pinch bolt too far and lose the 
>twist-nut. In years past (I haven't used it in recent years) DP&W 
>made good adjustable racking.
>Allan
>
>Allan Sindelar
><mailto:Allan at positiveenergysolar.com>Allan at positiveenergysolar.com
>NABCEP Certified Photovoltaic Installer
>NABCEP Certified Technical Sales Professional
>New Mexico EE98J Journeyman Electrician
>Positive Energy, Inc.
>3201 Calle Marie
>Santa Fe, New Mexico 87507
>505 424-1112
><http://www.positiveenergysolar.com/>www.positiveenergysolar.com
>
>
>
>
>On 3/23/2012 8:04 AM, Solarguy wrote:
>>
>>Sunearth CompRail is an edge captive type railing that works great 
>>when rear access is possible. Its positive steel to steel 
>>attachment with SS bolts and threaded inserts is superior to Unirac 
>>Sunframe with its sheet metal attachment screw mount.
>><http://sunearthinc.com>http://sunearthinc.com
>>
>>Jim Duncan
>>North Texas renewable Energy
>><http://www.ntrei.com>www.ntrei.com
>>NABCEP PV 031310-57
>>TECL-27398
>><mailto:ntrei at 1scom.net>ntrei at 1scom.net
>>817.917.0527
>>
>>----------
>>-----Original Message-----
>>From: 
>><mailto:re-wrenches-bounces at lists.re-wrenches.org>re-wrenches-bounces at lists.re-wrenches.org 
>>[mailto:re-wrenches-bounces at lists.re-wrenches.org] On Behalf Of William Miller
>>Sent: Friday, March 23, 2012 2:21 AM
>>To: RE-wrenches
>>Subject: [RE-wrenches] Off-grid ground mount
>>
>>Friends:
>>
>>I am curious about what the rest of you are using for off-grid ground mount
>>racks.   We need a tilt angle of 45 degrees.
>>
>>Thanks in advance.
>>
>>William Miller
>>
>>
>>Miller Solar
>>Voice :805-438-5600
>>email: <mailto:william at millersolar.com>william at millersolar.com
>>http://millersolar.com
>>License No. C-10-773985
>>
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Drake Chamberlin
ATHENS ELECTRIC LLC
OH License 44810
CO license 3773
NABCEP Certified PV
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