Go with all 32 as 8 strings of 4. Replace both CCs with Classic 200 or 250.
Thank you, Maverick Maverick Brown BSEET, NABCEP Certified Solar PV Installer ® President & CEO Maverick Solar Enterprises, Inc. Office: 512-919-4493 Cell: 512-460-9825 Sent from an iPhone. On Sep 30, 2011, at 8:55 AM, <[email protected]> wrote: > Battery based grid tie system > > Current array: 20 modules - 5 strings of 4 > Proposed array: 32 modules - 10 strings of 3, 1 string of 2 - all to MNPV12 > combiner > > changing charge controller (long story) and expanding system to 2 CC's. > voltage limits me to 3 max in string. > > Question: is the 3-2 mix of strings an issue? Also - would modules of > slightly different voltages in the same string be an issue? > > Think I know the answer - that's why I'm asking others.....just want to be > sure > > Holt E. Kelly > Holtek Fireplace & Solar Products > 500 Jewell Dr. > Waco TX. 76712 > 254-751-9111 > www.holteksolar.com > > _______________________________________________ > List sponsored by Home Power magazine > > List Address: [email protected] > > 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 >
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