[RE-wrenches] Best practices for conduit penetration on roof

[Jason Szumlanski]

I did get some pictures and info from Soladeck. Here are some links:

Pics:
https://docs.google.com/open?id=1BpiL-1SdSNNsj4wPMQrFCLHH7JT2dek_KftSJl06QLqc0yhJ_1t5oij0aEA6
https://docs.google.com/open?id=1cVuhZGeQNHL1IvGvNBa7v93oZyGBvjxCv5yq4AmoyJeDAITxvgMqgECR2yTv
https://docs.google.com/open?id=1umslTplnFyZG1eNCZE-MMi_OqrSeirFCPRBl9mFNZJ2gQkBjM5LEXnaPKy2l
Specs:
https://docs.google.com/open?id=13KLAuxUHOR9al7-36reDSJJ7IMnqV3ANPnJILPnrj2xcAi0ksRj67ifKIe7R
https://docs.google.com/open?id=1kvPFcDc1vruS3W_aONlXyIHm1T8-qi4vTpTwGGJ7H0eIwuZ-5e6zrM1CcND5
https://docs.google.com/open?id=1lM8FtYl9HiYohru32UA_Gb1tXZKZ5iw-8tnSu1Un6g4vcklLL-DK1qLPMdsB

I was told Soligent can source the combiners for you (and me).

*Jason Szumlanski** *

*Fafco Solar* <http://www.wisestamp.com/apps/wordpress?utm_source=extension&utm_medium=email&utm_term=wordpress&utm_campaign=apps>


On Mon, Nov 26, 2012 at 1:50 PM, Jason Szumlanski <jason at fafcosolar.com>wrote:

> I just called Soladeck and they are sending me some more info on
> availability. I'll pass it along when I get it. I didn't realize they made
> an AC roof mounted string combiner solution. That's a huge help for 2 or 3
> string Enphase installations (they make both combiners).
>
> While on the subject, we recently started using the Enphase cable couple
> with Type TC-ER cable to extend cabling to junction boxes when necessary...
> No more wasting trunk cable connectors! I suppose Type TC-ER could be used
> all the way to the main distribution panel, thereby eliminating junctions
> on the roof, but I haven't looked into the cost/benefit of that idea.
>
> *Jason Szumlanski*
>
> *Fafco Solar*
>
>
>
> On Mon, Nov 26, 2012 at 1:26 PM, Gary Willett <
> gary at icarussolarservices.com> wrote:
>
>>  NICK:
>>
>> I could not find the AC model numbers you provided on the SolaDeck web site.
>> Do you know the manufacturer, and the voltage and temperature ratings,
>> for the 2-pole 20A AC breakers?
>>
>>       Regards,
>>
>>
>> Gary Willett, PE
>> Icarus Engineering LLC****
>>
>> Icarus Solar Services LLC
>> ****
>>
>>   On 11/26/2012 11:54 AM, Nick Soleil wrote:
>>
>> Hi wrenches;
>>
>> SolaDeck Models 0760-41AD and 0766-41AD are rated for up to 60A at 240Vac.
>>
>> It can be ordered with DIN rail mounted AC breakers and a combiner kit.
>> The 2 - 20A circuit combiner kit is part 0760K2AC.
>>
>> I'd recommend checking with a distributor or on SolaDeck's website for
>> the most current information.
>>
>> Nick Soleil,
>> Enphase Energy
>>
>>
>> On Sun, Nov 25, 2012 at 7:44 AM, Kent Osterberg <kent at coveoregon.com>wrote:
>>
>>> My understanding has been that the Soladeck has only been listed for DC
>>> wiring. Perhaps they have a manufacturer rep on RE-wrenches that can
>>> clarify.
>>>
>>> Kent Osterberg
>>> Blue Mountain Solar, Inc.
>>> www.bluemountainsolar.com
>>>
>>>
>>>
>>> On 11/25/2012 6:20 AM, Dave Palumbo wrote:
>>>
>>>> Rich,
>>>>
>>>> We have been using SolaDeck PV roof mount enclosure. NEMA 3R with a
>>>> flashed
>>>> penetration. Can use for combining, or simply as a pass through box.
>>>>
>>>> Dave
>>>>
>>>> David Palumbo
>>>> Independent Power LLC
>>>> 462 Solar Way Drive
>>>> Hyde Park, VT 05655
>>>> www.independentpowerllc.com
>>>> NABCEP Certified PV Installer
>>>> Vermont Solar Partner
>>>> 25 Years Experience, (802) 888-7194
>>>>
>>>>
>>>>
>>>>
>>>> -----Original Message-----
>>>> From: re-wrenches-bounces at lists.re-wrenches.org
>>>> [mailto:re-wrenches-bounces at lists.re-wrenches.org] On Behalf Of Rich
>>>> Nicol
>>>> Sent: Sunday, November 25, 2012 8:11 AM
>>>> To: 'RE-wrenches'
>>>> Subject: [RE-wrenches] Best practices for conduit penetration on roof
>>>>
>>>> Wrenches,
>>>> We typically run conduit for roof mounts over the edge of the roof to
>>>> the
>>>> eaves, rather than penetrate the roof whenever possible. An upcoming
>>>> installation on an freshly asphalt shingled roof requires that we
>>>> penetrate
>>>> the roof for the conduit run (Enphase). I'm wondering if there are any
>>>> suggestions for preferred flashing products and best known practices.
>>>> It's
>>>> always seemed to me that the typical Oatey type flashing dries and
>>>> cracks
>>>> eventually.
>>>> Thanks for your insights..
>>>> Rich
>>>>
>>>>
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