point of connection [RE-wrenches]

[Larry Brown, Sunmountain]

<x-flowed>

Mark,

I was referencing from the 2005 code.  We are still operating on the  
2002 but soon to enter the 2005

Larry


On May 2, 2008, at 1:21 PM, Mark Frye wrote:

>
> Larry,
>
> Which year NEC are you designing to / being inspected to?
>
> Mark Frye
> Berkeley Solar Electric Systems
> 271 Vistamont Dr
> Grass Valley CA 95945
> (530) 401-8024
> www.berkeleysolar.com
>
> -----Original Message-----
> From: Larry Brown, Sunmountain [mailto:sunmountain at netstep.net]
> Sent: Friday, May 02, 2008 10:13 AM
> To: RE-wrenches at topica.com
> Subject: point of connection [RE-wrenches]
>
>
> Wrenches,
>
> We are doing an installation with 2 Sunny Boy 5000 inverters each  
> requiring
> a 30 amp 2 pole breaker.  The closest point of interconnection is  
> outside
> the house on the supply side of the main
> service disconnect near the customer side of the utility meter.
> According to 690.64B on the load side we are limited to 120% of the  
> busbar
> rating, which means we could not put 2- 30 amp backfeed breakers in  
> the main
> 200 amp service panel.  But 690.64A does not state a limitation  of  
> 120% .
> So we are considering a 200 amp feed through panel, also  
> recommended by our
> local electrical inspector, and then putting our 2-30 amp 2 pole  
> breakers in
> this feed thru panel. Anyone have any comments on this method? What  
> other
> methods are people using to make a supply side interconnection?
>
> Larry Brown
> Sun Mountain
>
>
> - - - -
> Hosted by Home Power magazine
>
> To send a message: RE-wrenches at topica.com
>
> Archive of previous messages: http://lists.topica.com/lists/RE- 
> wrenches/read
>
> List rules & how to change your email address:
> www.mrsharkey.com/wrenches/etiquette.php
>
> Check out participant bios: www.mrsharkey.com/wrenches/
>
> Moderator: michael.welch at homepower.com
>
>
> - - - -
> Hosted by Home Power magazine
>
> To send a message: RE-wrenches at topica.com
>
> Archive of previous messages: http://lists.topica.com/lists/RE- 
> wrenches/read
>
> List rules & how to change your email address: www.mrsharkey.com/ 
> wrenches/etiquette.php
>
> Check out participant bios: www.mrsharkey.com/wrenches/
>
> Moderator: michael.welch at homepower.com
>
>
>
>
>


- - - -
Hosted by Home Power magazine

To send a message: RE-wrenches at topica.com

Archive of previous messages: http://lists.topica.com/lists/RE-wrenches/read

List rules & how to change your email address: www.mrsharkey.com/wrenches/etiquette.php

Check out participant bios: www.mrsharkey.com/wrenches/

Moderator: michael.welch at homepower.com
--^----------------------------------------------------------------
This email was sent to: michael.welch at re-wrenches.org

EASY UNSUBSCRIBE click here: http://topica.com/u/?bz8Qcs.bz9JC9.bWljaGFl
Or send an email to: RE-wrenches-unsubscribe at topica.com

For Topica's complete suite of email marketing solutions visit:
http://www.topica.com/?p=TEXFOOTER
--^----------------------------------------------------------------


</x-flowed>