Hi William

Groan, I don't see that precise model in the series 100 installation manual
<https://snapnrack.com/wp-content/uploads/2019/05/S100-UL-Install-Manual_v2.0_web.pdf>
on
pg 74 which is the bonding evaluation list of modules
I hope for your sake Snapnrack will send an email the AHJ will accept that
includes that module.
I wish there was a reasonable workaround for AHJs here, like onsite
resistance measurements.

Good luck,
Rebekah
Tel: 336.266.8800



On Tue, Jul 20, 2021 at 2:36 PM Sam Haraldson <[email protected]>
wrote:

> The SnapNrack UL 2703 document highlights it's UL listing when used with
> Type 1 and Type 2 modules.
>
>
> https://snapnrack.com/wp-content/uploads/2019/05/SnapNrack_Fire_Classification_Tech_Bulletin_v.2-1.pdf
>
> *SnapNrack Series 100, Ultra Rail and RL systems have been Certified for a
> Class A fire rating with Type 1 and Type 2 modules, in accordance with the
> standards set forth in UL1703/2703 and IBC 2012.*
>
>
> The Mission Spec sheet references that it is UL listed under 1703.
>
>
> https://s3.amazonaws.com/ecodirect_docs/Mission-Solar/Mission-Solar-MSE320SR8T-datasheet.pdf
>
>
> For further reference this 1703 document talks a little about the
> different module "types" that are tested.
>
> https://www.intertek.com/building/standards/ul-1703/
>
> *The “Type” of module dictates the number of fire tests that will be
> required during the test process, there are 3 common types (15 total) that
> are determined by their superstrate, encapsulant, substrate materials, and
> size of module.*
>
>
>
>
>
>
> Sam Haraldson <[email protected]>
> Installation & Service Manager
> <http://www.onsiteenergyinc.com/>
>
> | o. (406) 551-6135
> <https://www.facebook.com/onsiteenergysolar/>
> <https://www.instagram.com/onsiteenergyinc/>
> <https://twitter.com/onsiteenergyinc>
> <https://www.linkedin.com/company/onsite-energy-inc/>
>
> <https://onsiteenergyinc.com/bcorp>
>
>
> On Tue, Jul 20, 2021 at 3:25 PM William Miller <[email protected]>
> wrote:
>
>> Friends:
>>
>>
>>
>> I received the following correction noticed from a hired plan-checker:
>>
>>
>>
>> *Please provide the technical listing for the support rail system
>> documenting that the supports have been tested with the PERC 60 panels. The
>> UL 2703 listing requires the two to be tested/listed together for the rack
>> to functionally ground the solar panels. [CEC 690.43(A)] Alternately, bond
>> the metal parts of PV equipment to grounded metal supports per CEC
>> 690.43(B).*
>>
>>
>>
>> Is it true that UL2703 requires testing with each and every type of
>> module? I am using 100 Series rail from my stock with Mission MSE325SR8K
>> panels.  Does anyone have any documentation on file that would satisfy this
>> request?
>>
>>
>>
>> I have sent an inquiry to Snap-n-rack about this but they often take a
>> week or more to respond.
>>
>>
>>
>> Thanks in advance.
>>
>>
>>
>> William Miller
>>
>>
>>
>> Miller Solar
>>
>> 17395 Oak Road, Atascadero, CA 93422
>>
>> 805-438-5600
>>
>> www.millersolar.com
>>
>> CA Lic. 773985
>>
>>
>>
>>
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