[RE-wrenches] ConnectDER

[Rebekah Hren]

Relevant article in HP includes good commentary:

http://www.homepower.com/articles/solar-electricity/design-installation/methods-streamlined-supply-side-interconnection

On Tue, May 26, 2015 at 11:10 AM, Dave Click <daveclick at fsec.ucf.edu> wrote:

>  I have had two of these on my house (I upgraded my system, so had to get
> a larger model) and I really like them. Great guys at the company and great
> product. Major issue is that most utilities don't have a blanket allowance
> for meter collars like this one, so you may end up spending a fair amount
> of time trying to get a utility's approval without guarantee of success.
> For utilities who think that customer-owned PV is The Devil, it could be a
> tough sell trying to get them to make your job easier. This can be a
> lifesaver on some projects where strict 690.64 compliance can be
> expensive-- encountering a 60A interconnection on a 150A service makes this
> worth fighting for, especially on all-in-ones or older equipment that the
> homeowner isn't ready to replace.
>
> Dave
>
>
>
>
> On 2015/5/25 19:58, toddcory at finestplanet.com wrote:
>
> wow, engenius. thanks for posting this.
>
>
>
> http://connectder.com/products
>
>
>
> todd
>
>
>
>
>
>
>
>
>
> On Monday, May 25, 2015 4:48pm, "John Blittersdorf"
> <john.blittersdorf at gmail.com> <john.blittersdorf at gmail.com> said:
>
>  Bill,
>    One clean way to do it would be to use a ConnectDER, but the max input
> is 11.5 kw.  We have used several of these for under 10 k installations and
> have saved lots of install time.   They are not cheap (approx $300+).  Our
> power company sells them to installers.
> John Blittersdorf
> Central Vermont Solar & Wind
>
> On Mon, May 25, 2015 at 12:39 AM, frenergy <frenergy at psln.com> wrote:
>
>>  Wrenches,
>>
>>         Customer currently has a hacked up 200 amp Sylvania meter/mains
>> panel.  He also is averaging a load of 74 KWhrs/day! which will require
>> about 15  KW system size at this site.  Obviously a system this size cannot
>> backfeed the busses in the load center.  Because the exiting panel is a
>> mess anyway, I'm suggesting it gets changed out.
>>
>>         What sort of new 200 amp service would facilitate a clean supply
>> side connection.  One thought is have separate Utility meter socket then a
>> 12 X 12 J-box with a monster power distribution block in it and then a
>> distribution panel (without the meter socket)...this being a way to insert
>> a means to grid-tie between the meter and the 200 amp main breaker.  A
>> little spendy but nothing like going to higher amp service to be able to
>> load side connect.
>>
>>         A 400 amp panel is not an option as the existing 165' of 3" pvc
>> underground conduit to the pole currently has 4/0 alum.  The utility says
>> it would have to be 4" for the new cable and the cost $10K+ for the upgrade.
>>
>>         Other ideas??
>>
>> Thanks in advance
>>
>> Bill
>>
>> Feather River Solar Electric
>>
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>
>
> Sent from Finest Planet WebMail.
>
>
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-- 
Tel: 336.266.8800
NABCEP Certified Solar PV Installation Professional™ 091209-85
NC Licensed Electrical Contractor
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