[RE-wrenches] Breaker Space Knockouts

Mac Lewis maclewis1 at gmail.com
Wed Sep 25 21:06:43 PDT 2013


Hello wrenches,

I haven't done this myself but I have heard that taking it down to a shop
and getting it water jetted is the way to go.  It will fool the AHJ every
time.

Thanks


On Wed, Sep 25, 2013 at 4:28 PM, Allan Sindelar <
allan at positiveenergysolar.com> wrote:

>  Several years ago we added 3,200 watts to an existing 24V system with an
> APT 4B, which has only 5 CD-style DC breaker spaces. We had to add four
> more OBDC panel-mount breakers. We installed them in the cover of the
> SW4024's DC conduit box. Same method; drill, jigsaw with tape to protect
> against scratches, and files. This one had to look clean, as it was a
> permitted/inspected upgrade and it had to look like it was done that way at
> the factory. Probably took an hour to get it right and fool the AHJ....
>
>  ** ** ** ** **
>
> *Allan Sindelar*
> *Allan at positiveenergysolar.com* <Allan at positiveenergysolar.com>
> NABCEP Certified PV Installation Professional
> NABCEP Certified Technical Sales Professional
> New Mexico EE98J Journeyman Electrician
> Founder, *Positive Energy, Inc.*
>
> A Certified B CorporationTM
> ****3209 Richards Lane**
> **Santa Fe**, **New Mexico** **87507****
> *505 424-1112 office 780-2738 cell*
> *www.positiveenergysolar.com* <http://www.positiveenergysolar.com/>****
>
>
>  **********
> On 9/25/2013 3:15 PM, Jesse Dahl wrote:
>
> I just did this for my fish house. I drilled holes first to eat up most of
> the spot I wanted to remove and then used a jig saw. I filed the area after
> I was done. It looks good. I put a very thin bead of grey caulk around the
> edge to hide the spot that I "colored outside the line".
>
> Sent from my iPhone
>
> On Sep 25, 2013, at 1:50 PM, Ray Walters <ray at solarray.com> wrote:
>
>   I just did one with 32 tooth/ in. jig saw, then filed it to clean the
> edges.  Came out decent, but took about 20 minutes.
> I would tape over as well to avoid scratches.
> I know they make punches, but they're stupid expensive, and easy to break
> the corners off.
>
> R.Ray Walters
> CTO, Solarray, Inc
> Nabcep Certified PV Installer,
> Licensed Master Electrician
> Solar Design Engineer303 505-8760
>
> On 9/25/2013 12:06 PM, Drake wrote:
>
> Hello Wrenches,
>
> Has anyone come up with a good way to make clean breaker space knockouts
> in an enclosure?
>
> Thanks,
>
> Drake
>
> Drake Chamberlin
> *Athens Electric LLC
> OH License 44810
> CO License 3773
> NABCEP Certified Solar PV Installer
> 740-448-7328
> *http://athens-electric.com/
>
>
>
>
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-- 



Mac Lewis

*

"Yo solo sé que no sé nada." -Sócrates
*
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