Here's one of the 6 port Burndy blocks for up to 600 kcmil, with spec sheet:
http://www.burndy.com/site-search.aspx?cx=002899303449139187703%3Ae9jb50hrnuc&cof=FORID%3A10&ie=UTF-8&q=insulated+blocks&SearchType=PartNumber&go.x=0&go.y=0 > I've also used the big Polaris insulated tap connectors. I used one that > has 6 ports that are max. 250 MCM, I believe. I don't know the amp > rating, but I would assume it would match the largest conductor. > > R. Walters > r...@solarray.com > Solar Engineer > > > > > On Jan 17, 2012, at 11:17 AM, Allan Sindelar wrote: > >> Ray, >> We have a job under contract this summer with four Sunny Islands and a >> Radian sharing the same battery bank. Even with the SIs protected by >> 125A DC breakers, that's 850A of DC capacity that we have to buss >> together. >> >> The Midnite bussbar in your link is rated 280A in its description. That >> seemed pretty wimpy, given that a single Radian uses two 175A GJ >> breakers with conductors paralleled, so I just called Ryan Mayfield, >> Midnite tech support. As he understands it, the limit is on the terminal >> strip, not the bussbar itself. He'll talk with Robin about this and get >> back to me; if I learn more I'll share it here. >> >> Even the Del City bussbar is rated just 500A. Are there any >> higher-capacity products available? >> >> Allan >> >> Allan Sindelar >> al...@positiveenergysolar.com >> NABCEP Certified Photovoltaic Installer >> NABCEP Certified Technical Sales Professional >> New Mexico EE98J Journeyman Electrician >> Positive Energy, Inc. >> 3201 Calle Marie >> Santa Fe, New Mexico 87507 >> 505 424-1112 >> www.positiveenergysolar.com >> >> >> >> >> On 1/17/2012 10:22 AM, R Ray Walters wrote: >>> >>> Midnite has a new one: >>> http://www.midnitesolar.com/productPhoto.php?product_ID=207&productCatName=Busbars&productCat_ID=17 >>> >>> Here's a new one I just found with Del City also: >>> http://www.delcity.net/cartviewitem?item=80510DL&search=buss+bar >>> or >>> http://www.delcity.net/cartviewitem?item=80006DL&search=distribution+block >>> >>> I've used the Ilsco insulated distribution blocks available at >>> electrical supply houses. >>> >>> I've also made them out of 1/4" x 2" copper, and then used some weird >>> way to isolate it, or bolted them to the breaker. >>> >>> R. Walters >>> r...@solaray.com >>> Solar Engineer >>> >>> >>> >>> >>> On Jan 17, 2012, at 9:43 AM, jay peltz wrote: >>> >>>> Hi All, >>>> >>>> Where do I find buss bars for a battery parallel problem? >>>> >>>> I've got to fix a brand new ( not me) system, that has 4 sets of >>>> L-16's at 24v. >>>> Yea yea why didn't they go to 48? >>>> >>>> So I want to use buss bars to parallel them, and looking for premade >>>> ones. >>>> >>>> Thanks in advance, >>>> >>>> Jay >>>> >>>> Peltz power >>>> _______________________________________________ >>>> List sponsored by Home Power magazine >>>> >>>> List Address: RE-wrenches@lists.re-wrenches.org >>>> >>>> Options & settings: >>>> http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org >>>> >>>> List-Archive: >>>> http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org >>>> >>>> List rules & etiquette: >>>> www.re-wrenches.org/etiquette.htm >>>> >>>> Check out participant bios: >>>> www.members.re-wrenches.org >>>> >>>> >>> _______________________________________________ >>> List sponsored by Home Power magazine >>> >>> List Address: RE-wrenches@lists.re-wrenches.org >>> >>> Options & settings: >>> http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org >>> >>> List-Archive: >>> http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org >>> >>> List rules & etiquette: >>> www.re-wrenches.org/etiquette.htm >>> >>> Check out participant bios: >>> www.members.re-wrenches.org >>> >>> >> _______________________________________________ >> List sponsored by Home Power magazine >> >> List Address: RE-wrenches@lists.re-wrenches.org >> >> Options & settings: >> http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org >> >> List-Archive: >> http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org >> >> List rules & etiquette: >> www.re-wrenches.org/etiquette.htm >> >> Check out participant bios: >> www.members.re-wrenches.org >> > > _______________________________________________ > List sponsored by Home Power magazine > > List Address: RE-wrenches@lists.re-wrenches.org > > Options & settings: > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > > List-Archive: > http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org > > List rules & etiquette: > www.re-wrenches.org/etiquette.htm > > Check out participant bios: > www.members.re-wrenches.org > > _______________________________________________ List sponsored by Home Power magazine List Address: RE-wrenches@lists.re-wrenches.org Options & settings: http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org List-Archive: http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org List rules & etiquette: www.re-wrenches.org/etiquette.htm Check out participant bios: www.members.re-wrenches.org
