d Solar PV Installer #03262011-300
California C10 Licensed Electrician #986315
From: RE-wrenches on behalf of
Jason Szumlanski
Sent: Friday, October 16, 2020 4:21 AM
To: RE-wrenches
Subject: Re: [RE-wrenches] Enphase noise interference to reporting; use ferrites
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[RE-wrenches] Enphase noise interference to reporting; use ferrites
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True, but this is MUCH less of a problem with IQ compared to M-Series.
I just installed 212 IQ micros on a building with 268 existing M-Se
True, but this is MUCH less of a problem with IQ compared to M-Series.
I just installed 212 IQ micros on a building with 268 existing M-Series.
The M-series required ferrite rings and the IQ worked flawlessly without
any filtering (although it took about 3 hours for all of the IQ micros to
initial
Wrenches
Noise in the AC circuits and Enphase is nothing new, when they adapted the
new frequency this was in part to get away from the noise so it sounds like
they still have a problem. I have seen a variety of new products effect the
data stream.
Jerry
On Thu, Oct 15, 2020, 2:37 PM wrote:
> We
I don't agree with this advice about the ferrite rings. Put the ferrite
rings on the Enphase combined inverter output circuit from the AC combiner
to the point of interconnection. That filters out all noise from all
sources. I can be a pain with larger conductor sizes if you have to loop
the conduc
We have a 53 IQ7 microinverter system on new-build construction that
reported and performed just great until the homeowner (a custom builder, and
one I'm trying not to unimpress!) moved in Sept 1 at which point reporting
went wonkers with inconsistent data, perceived underperformance that seemed
to
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