Thanks for the tips guys. Site is rebuilt now. Now to add exhaust fans. I like the idea of putting a heat shield in front of the door. I might just go with that! Passive means nothing fails.
On Wed, Sep 16, 2015 at 4:53 PM, Jason McKemie < [email protected]> wrote: > The "roof" of the fan cooled DDB boxes that I've gotten essentially do > this, with fans mounted on the inside of the enclosure at the top venting > outwards (under the solar shield) - seems to be fairly effective. > > On Wed, Sep 16, 2015 at 12:26 PM, Brian Webster <[email protected]> > wrote: > >> Don’t discount the idea of installing a flat plate on the sun facing face >> with standoffs. Just having that absorb the sun and heat with the air gap >> beneath does a lot towards not letting the heat build up inside the box. >> While there will be some conduction it will be a lot less than the direct >> radiation from the sun. >> >> >> >> Thank You, >> >> Brian Webster >> >> www.wirelessmapping.com >> >> www.Broadband-Mapping.com >> >> >> >> *From:* Af [mailto:[email protected]] *On Behalf Of *Sam Lambie >> *Sent:* Wednesday, September 16, 2015 12:48 PM >> *To:* [email protected] >> *Subject:* [AFMUG] Cooling an outdoor NEMA box? >> >> >> >> I am in the process of rebuilding one of our sites from an old wooden box >> to a more robust NEMA Wall mount cabinet that is 36x36x12. >> >> Unfortunately, the cabinet is on the southern side of the building and I >> am wondering how to cool the damn thing during the summertime heat. >> >> I would like to install a 4 inch 100vac fan to suck air out with an >> intake port on the other side. But it would be nice if the fans could be >> temperture controlled. Has anyone done this? And what have you used to make >> it happen? >> >> Sam >> >> >> -- >> >> -- >> *Sam Lambie* >> Taosnet Wireless Tech. >> 575-758-7598 Office >> www.Taosnet.com <http://www.newmex.com> >> > > -- -- *Sam Lambie* Taosnet Wireless Tech. 575-758-7598 Office www.Taosnet.com <http://www.newmex.com>
