>600 Voc (was Uni-Solar and SMA and Xantrex PV inverters) [RE-wrenches]

Joel Davidson joeldavidson at earthlink.net
Wed Aug 20 10:00:52 PDT 2003


Roy,
Thanks for the feedback. Anyone have problems with Building and Planning
regarding greater than 600 Voc based on NEC 690.7 correction factors? Thanks
in advance.
Joel Davidson

Roy Dyngen wrote:

> Joel,
>
> As for nuisance breaker tripping or blown fuses, they would have to be
> sized to allow for the "soaking" period.  In particular to the PV series
> inverters, exceeding the 600 volt limit will cause a latching
> fault,(must be manually reset).  I spoke to Mike Behnke in Livermore and
> he said he had in the past suggested shorting out one panel per string
> during the soaking period to minimize the chance of overvoltage.
>
> Roy Dyngen
> Joel Davidson wrote:
> >
> > Uni-Solar modules have higher initial voltage and current. Has anyone
> > experienced nuisance breaker trips or blown fuses during the first 8 to
> > 10 weeks after installation?
> >
>
> Roy Dyngen
>
> - - - -
> To send a message: RE-wrenches at topica.com
>
> Archive of previous messages: http://www.topica.com/lists/RE-wrenches/
>
> List rules & etiquette: http://www.mrsharkey.com/wrenches/etiquete.htm
>
> Check out participant bios: www.mrsharkey.com/wrenches/index.html
>
> Hosted by Home Power magazine
>
> Moderator: michael.welch at homepower.com

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

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

List rules & etiquette: http://www.mrsharkey.com/wrenches/etiquete.htm

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

Hosted by Home Power magazine

Moderator: michael.welch at homepower.com
--^----------------------------------------------------------------
This email was sent to: michael_welch at sbcglobal.net

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

TOPICA - Start your own email discussion group. FREE!
http://www.topica.com/partner/tag02/create/index2.html
--^----------------------------------------------------------------





More information about the RE-wrenches mailing list