[RE-wrenches] AC breakers used in DC applications
Drake Chamberlin
drake.chamberlin at redwoodalliance.org
Sat May 15 08:43:19 PDT 2010
I did see a QO breaker fail to trip on a 24 volt DC system with only
battery voltage behind it. It burned a #12 wire completely in two.
>The 48v is a max rating not a nominal rating.
>So yes only good for 12 and 24v systems.
>
>However with CBI breakers I don't understand why the need for QO for
>DC anymore?
>
>jay
>
>peltz power
>On May 15, 2010, at 6:28 AM, Rebekah Hren wrote:
Drake Chamberlin
Athens Electric
OH License 44810
CO License 3773
NABCEP TM Certified PV Installer
Office - 740-448-7328
Mobile - 740-856-9648
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org/attachments/20100515/59c94c28/attachment-0003.html>
More information about the RE-wrenches
mailing list