Xantrex versus Sunny Boy [RE-wrenches]

[Clive Wilkins, PowerSense]

Interesting one , any ideas on same size system but stand alone wind.Clive
Wilkinson
PowerSense
Dunnose Head Farm
Falkland Islands
Tel  00 500 42202
Fax 00 500 42203
powersense at horizon.co.fk
http://www.falklandwool.com/powersense
Supply and Installation of 24-hour power systems
----- Original Message -----
From: "Marco" <marco at pvthawaii.com>
To: <RE-wrenches at topica.com>
Sent: Wednesday, July 30, 2003 10:58 PM
Subject: Xantrex versus Sunny Boy [RE-wrenches]


>
> I'm getting differing opinions on a design question that's leaving me in a
> bit of a quandry.  I'm pursuing a 30 kW DC grid-tied system sale to the
> local healthfood store here in Hilo, ~19 degrees north lattitude.  There's
> 3-phase 120/208 service at the store, so I'd like to use a single Xantrex
> PV30208 inverter (and isolation transformer).  Since there's not enough
roof
> space on the due south face for all 30 kW, the array would be split
roughly
> equally among the southern, eastern and western faces of the roof.  Each
> series  string of (12) 24V modules would be on one plane, i.e., no series
> string would span two roof faces.  Now, I know very well that splitting
this
> system onto three planes is not ideal when using a single inverter.
> However, I'd much prefer to use one inverter rather than (12) 3-phase
> SB2500s.  Nor do I want to use three 10-kW PV10208 inverters--one each per
> roof face.  So, my question to my esteemed PV wizards is, how poorly or
> sub-optimally do you think such a system will perform?  Any of you out
there
> who have installed similar multi-plane, single-inverter systems?
>
> tanks,
> aloha,
> marco
>
> Marco Mangelsdorf
> President
> ProVision Technologies, Inc.
> 69 Railroad Avenue, Suite A-7
> Hilo, Hawaii 96720 USA
> (808) 969-3281, fax 934-7462
> www.provisiontechnologies.com
>
>
>
> [Non-text portions of this message have been removed]
>
> - - - -
> To send a message: RE-wrenches at topica.com
>
> Archive of previous messages: http://www.topica.com/lists/RE-wrenches/
>
> List rules & etiquette: http://www.mrsharkey.com/wrenches/etiquete.htm
>
> Check out participant bios: www.mrsharkey.com/wrenches/index.html
>
> Hosted by Home Power magazine
>
> Moderator: michael.welch at homepower.com
>
>

- - - -
To send a message: RE-wrenches at topica.com

Archive of previous messages: http://www.topica.com/lists/RE-wrenches/

List rules & etiquette: http://www.mrsharkey.com/wrenches/etiquete.htm

Check out participant bios: www.mrsharkey.com/wrenches/index.html

Hosted by Home Power magazine

Moderator: michael.welch at homepower.com
--^----------------------------------------------------------------
This email was sent to: michael_welch at sbcglobal.net

EASY UNSUBSCRIBE click here: http://topica.com/u/?bz8Qcs.bz9JC9.bWljaGFl
Or send an email to: RE-wrenches-unsubscribe at topica.com

TOPICA - Start your own email discussion group. FREE!
http://www.topica.com/partner/tag02/create/index2.html
--^----------------------------------------------------------------