ssion they said they're usually within 1%, but their tech documents
say +/- 5%. YMMV.
Original Message --------
Subject: Re: [RE-wrenches] FW: Enphase performance
From: Kirpal Khalsa
To: RE-wrenches
Date: 2010/5/7 12:38
This same issue has come up over the years for us..f
This same issue has come up over the years for us..first with PV Powered
inverters and then noticed in Fronius as well..We have noticed in most
of our grid tied systems that are connected thru a "revenue grade meter" for
Oregon Energy Trust production reporting, that the inverter always has
le 323-839-6108, Fax 323-258-8885
_
From: re-wrenches-boun...@lists.re-wrenches.org
[mailto:re-wrenches-boun...@lists.re-wrenches.org] On Behalf Of Keith Cronin
Sent: Friday, May 07, 2010 12:28 AM
To: RE-wrenches
Subject: Re: [RE-wrenches] FW: Enphase performance
Makes you wonde
Makes you wonder what is officially calibrated to whatis digital more
accurate or analog utility meters...??
From: Marco Mangelsdorf
To: RE-wrenches
Cc: Douglas Bath
Sent: Thu, May 6, 2010 8:11:16 PM
Subject: [RE-wrenches] FW: Enphase performance
Marco
Marco,
My email doesn't seem to work on wrenches, so I am replying to you directly.
We definitely experienced an overstatement.
We have a client who installed 5kW on a string inverter and 5kW on enphase
and it is that side-by-side comparison that enabled us to positively
identify a proble
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