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
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-----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
>>>
>>>
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