As i recall it was 24 volt On Feb 2, 2015 8:28 AM, "Mark Frye" <ma...@berkeleysolar.com> wrote:
> OK. So did you run a line 120V up to the box on the roof to energize the > coil of the relay up there? > > Mark Frye > > On 2/2/2015 9:13 AM, Jerry Shafer wrote: > > The units we have used have a large contactor inside the combiner box > made by AMtec Solar. this was required to control the shut down includes a > fire button done on the ground floor > Jerry > > On Mon, Feb 2, 2015 at 5:49 AM, Mark Frye <ma...@berkeleysolar.com> wrote: > >> Jerry, >> >> What unit did you use? >> >> Mark Frye >> >> >> On 2/2/2015 7:43 AM, Jerry Shafer wrote: >> >> Wrenches >> We have installed some of these rapid shut down units and they are always >> located close to the array and ours kill the DC instantly as long as the >> inverter was running when this accures did not test it with inverters >> already off. >> Jerry >> On Feb 2, 2015 5:34 AM, "Christopher Warfel" < >> cwar...@entech-engineering.com> wrote: >> >>> We have a interpretation problem among some people I work with with, >>> and 690.12 Rapid Shut Down and the the 10 second time for reducing ac and >>> dc conductors to 240ma, and 30V. The word "initiation" seems to indicate >>> that all affected conductors need to be at these levels within 10 seconds >>> of de-energizing either the ac or dc conductors. If so, then the >>> disconnects need to be co-located to meet this requirement if this >>> interpretation is correct. >>> >>> I have read Mr. Brook's article in Solar Pro, but AHJs may feel >>> differently. >>> >>> Would anyone care to weigh in on their interpretation? >>> >>> Thank you, Chris >>> >>> >>> >>> >>> >>> -- >>> Christopher Warfel, President >>> ENTECH Engineering, Inc. >>> PO Box 871, Block Island, RI 02807 >>> 401-466-8978 >>> >>> >>> _______________________________________________ >>> 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 >> >> >> >> _______________________________________________ >> 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 > > > > _______________________________________________ > 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