[RE-wrenches] Generator for off grid

[penobscotsolar at midmaine.com]

We do about 50/50 grid tie and off grid and from our experience I second
Dana'a comment below about water cooled and particularly about low rpm.

Daryl DeJoy
NABCEP Certified PV installer
Penobscot Solar Design



> I use Onan more than Kohler but water cooled and low RPM are
> the ticket.
>
>
>
> Dana Orzel
>
> Great Solar Works, Inc
>
> E - dana at solarwork.com
>
> V - 970.626.5253
>
> F - 970.626.4140
>
> C - 970.209.4076
>
> web - www.solarwork.com
>
>
>
> "Responsible Technologies for Responsible People since 1988"
>
> Do not ever believe anything, but seriously trust through
> action.
>
>
>
> From: re-wrenches-bounces at lists.re-wrenches.org
> [mailto:re-wrenches-bounces at lists.re-wrenches.org] On Behalf
> Of Randy Brooks
> Sent: Monday, January 24, 2011 1:16 PM
> To: Wrenches RE
> Subject: [RE-wrenches] Generator for off grid
>
>
>
> Fellow Wrenches,
>
>
>
> What generator manufacturer are you currently recommending
> for off grid use?  A Kohler 18RES (LP, 3,600 rpm, air
> cooled) a customer installed last year has already failed
> after 370 hours of use during 6 months of construction and
> winter occupancy.  It consumed enough oil to cause the low
> oil shutoff to activate, and the generator controller board
> is fried.  The owner is still negotiating with Kohler, but
> Kohler has said they will not support any of their
> generators used off grid.
>
>
>
> The owner is looking at a Cummins Onan 20 kW GGMA (LP, 1,800
> rpm, liquid cooled).
>
>
>
> Any suggestions would be appreciated.
>
>
>
> Thanks,
>
>
>
> Randy Brooks
>
> Brooks Solar, Inc.
>
> Solar Power for People
>
> 140 Columbia View
>
> Chelan, WA  98816
>
> 509-682-9646
>
> Randy at BrooksSolar.com
>
> www.BrooksSolar.com
>
>
>
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