[RE-wrenches] Starting fires for fun with string wiring

[Dan Fink]

The Midnite Classic controllers come with arc-fault protection built in.

-- 
Dan Fink,
Executive Director;
Otherpower
Buckville Energy Consulting
Buckville Publications LLC
NABCEP / IREC accredited Continuing Education Providers
970.672.4342 (voicemail)


On Mon, Mar 12, 2012 at 10:09 AM, JRQ <quackkcauq at yahoo.com> wrote:
> I've been wondering about this since I read over the 2011 code:
>
> Are there any listed DC arc-flash products on the market yet, or scheduled
> to come to market within the next year?
>
> Also: will arc-flash protection come in the form of breakers that need to be
> installed externally, or will it be something internal to the inverters or
> charge controllers to which source circuits are wired? Will they need to be
> installed on each string, or can they function on a combined circuit?
>
> Do systems with DC optimizers or with micro-inverters have arc-fault
> protection at the module level?
>
> Jeffrey Quackenbush
> NABCEP Certified PV Installer
> Peripatetic Solar Technician
>