Hi Jerry - This chart from PG&E may be helpful:
https://www.pge.com/includes/docs/pdfs/b2b/interconnections/AC-Disconnect.pdf For all supply side connections, PG&E requires a fusible visible blade lockable disconnect. https://www.pge.com/includes/docs/pdfs/shared/customerservice/nonpgeutility/electrictransmission/handbook/060559.pdf -August *August Goers* On Tue, Oct 3, 2017 at 7:25 PM, Jerry Shafer <jerrysgarag...@gmail.com> wrote: > Jerry > Historically the utilities require a bladed disco, we had one on a military > base which required a breaker by the base but we also were required to > install a visible fused disco no breaker because is approved by that > utility. Seeing is Believing when it comes to discos. > Jerry > > On Tue, Oct 3, 2017 at 3:16 PM, Gary Willett <g...@icarussolarservices.com > > > wrote: > > > Jerry: > > > > I don't know about PG&E, but here in Texas, a VLLD (Visible Lockable > > Labeled AC Disconnect) is required for the PV system AC disconnect. They > > want to see a switch on which it can be seen that it is off with the > > dead-front cover closed, and that can be locked-out using their lock in > the > > off position. These requirements usually are fulfilled with a knife > switch > > type disconnect. > > > > The PV system AC disconnecting means has to have an SCCR (short circuit > > current rating, in kA) that will handle the same available short circuit > > current as the main service disconnecting means. Usually, that's readily > > achievable with fuses. > > > > It may be possible to mount a service entrance rated circuit breaker in a > > dedicated enclosure (visible/lockable) if PG&E says OK. But then you may > > run into NEC 110.10 listing issues unless the enclosure's SCCR is based > on > > assembly testing by a NRTL to UL 508A. > > > > > > Regards, > > > > Gary Willett > > Icarus Engineering / Solar Services LLC > > > > > > On 10/3/17 12:21 PM, Jerry Caldwell wrote: > > > >> Dear Wrenches with experience in PG&E territory: > >> I'm installing a system with a line side tap. Can I use a small > subpanel > >> with room for only one circuit breaker instead of a fused disconnect? > The > >> NEM application, step 2 requires you to select a fused disconnect from > >> their list of approved devices. Does anyone have experience with PG&E > >> granting a variance on this requirement? > >> > >> Thanks in advance. Any help is appreciated. > >> Jerry Caldwell510.205.2798 > >> _______________________________________________ > >> List sponsored by Redwood Alliance > >> > >> List Address: RE-wrenches@lists.re-wrenches.org > >> > >> Change listserver email address & settings: > >> http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > >> > >> List-Archive: http://www.mail-archive.com/re > >> -wrenc...@lists.re-wrenches.org/maillist.html > >> > >> List rules & etiquette: > >> www.re-wrenches.org/etiquette.htm > >> > >> Check out or update participant bios: > >> www.members.re-wrenches.org > >> > >> > >> > > _______________________________________________ > > List sponsored by Redwood Alliance > > > > List Address: RE-wrenches@lists.re-wrenches.org > > > > Change listserver email address & settings: > > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > > > > List-Archive: http://www.mail-archive.com/re-wrenches@lists.re-wrenches. > or > > g/maillist.html > > > > List rules & etiquette: > > www.re-wrenches.org/etiquette.htm > > > > Check out or update participant bios: > > www.members.re-wrenches.org > > > > > _______________________________________________ > List sponsored by Redwood Alliance > > List Address: RE-wrenches@lists.re-wrenches.org > > Change listserver email address & settings: > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > > List-Archive: http://www.mail-archive.com/re-wrenches@lists.re-wrenches. > org/maillist.html > > List rules & etiquette: > www.re-wrenches.org/etiquette.htm > > Check out or update participant bios: > www.members.re-wrenches.org > > _______________________________________________ List sponsored by Redwood Alliance List Address: RE-wrenches@lists.re-wrenches.org Change listserver email address & settings: http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org List-Archive: http://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/maillist.html List rules & etiquette: www.re-wrenches.org/etiquette.htm Check out or update participant bios: www.members.re-wrenches.org
