Dan We have done two so far and they seem to be good Input needs to be over 200vdc. They are available and we have them in our warehouse. Contact me off list for particulars.
Tom Duffy Systems Design Engineer t...@thesolar.biz 575-539-2111 X 301 Although no trees were killed in the sending of this message, a large number of electrons were terribly inconvenienced. Confidentiality Notice: This message including any attachments is for the sole use of the intended recipient(s) and may contain confidential and privileged information. Any unauthorized review, use, disclosure or distribution is prohibited. If you are not the intended recipient, please contact the sender and delete any copies of this message. -----Original Message----- From: re-wrenches-boun...@lists.re-wrenches.org [mailto:re-wrenches-boun...@lists.re-wrenches.org] On Behalf Of Dan Fink Sent: Sunday, October 02, 2011 11:37 AM To: penobscotso...@midmaine.com Cc: RE-wrenches Subject: Re: [RE-wrenches] Invert first? Brand new, and it is shipping now. XW-MPPT80-600. It certainly raised my eyebrows. But it's so new that i don't know of anyone who has installed one yet. Dan Fink Executive Director; Buckville Energy Consulting Buckville Publications LLC NABCEP / IREC / ISPQ accredited Continuing Education Providers http://www.buckville.com/ i...@buckville.com 970.672.4342 (voicemail) 970.373.1311 (fax) penobscotso...@midmaine.com wrote: > Dan, > Is the Xantrex controller available/released yet? I've used the Classic > 250 and the Apollo HV but have yet to see/use a Xantrex 600 Voc > controller.....will anyone who has used one chime in and share their > experience ? > > > >> Hi Eric; >> >> I'll be very interested to hear what others on this list who have far >> more experience than me in large systems have to say about this. >> >> But my first thought is, go DC. The new Xantrex XW high voltage MPPT >> charge controller will take up to 600 Voc from PV and put it into a >> standard battery bank, that roughly puts you realistically at just 30 >> amps in your DC lines. >> >> How were you planning to invert to AC at the PV array? Enphase etc? How >> do you do battery backup with an Enphase system (I have no idea, but am >> eager to learn from others here)? Any standard islanding grid-tie >> inverter will need to be right next to the battery bank. >> >> Dan Fink >> Executive Director; >> Buckville Energy Consulting >> Buckville Publications LLC >> NABCEP / IREC / ISPQ accredited Continuing Education Providers >> http://www.buckville.com/ >> i...@buckville.com >> 970.672.4342 (voicemail) >> 970.373.1311 (fax) >> >> >> >> Eric Thomas wrote: >>> Wrenches, >>> >>> We are designing a super high end grid-tied w/ battery backup system for >>> a customer. Array will be ~15kW; pole or stand alone structure mounted; >>> 250' from home/batteries. My question is: does it make any sense to >>> invert the power at the array and use this ac to make the long run to >>> the batteries THEN connect to a typical battery charger rather than a dc >>> charge controller? Im mostly concerned with huge dc conductors making >>> this run across the property. Havent delved into the specific design >>> enough to size said conductors yet, or specify any equipment, but wanted >>> to know if im barking up the wrong tree ir not. >>> Thanks for the insight. >>> >>> Eric Thomas >>> Founder >>> Solar Epiphany LLC >>> NABCEP Certified PV Installer >>> WA Electrical Contractor # SOLAREL911NR >>> >>> >>> ------------------------------------------------------------------------ >>> >>> _______________________________________________ >>> 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