Jason and Nick, Thanks much, this is great. I am managing the project remotely but now I know the right questions to ask. FWIW, we did not get the same, simple answer from Enphase tech support.
Thanks, -Nathan On Wed, Apr 6, 2022 at 3:37 PM Nick Soleil <[email protected]> wrote: > Jason beat me by a second. The RMA inverters will ship with an adapter > cable that allows the IQ microinverters to plug into the old cabling system > and talk to the legacy L-N Envoy. Let me know if you didn't receive the > adapter cable. > > Cordially, > > Nick Soleil > > Enphase Energy Senior Product Manager > > (707) 763-4784 x7267 // office > > (707) 321-2937 // cell > > *Powering What’s Next*™* | *The Enphase Energy Management System > <https://enphase.com/en-us/products-and-services/envoy> > > NABCEP Certified Solar PV Installer #03262011-300 > > California C10 Licensed Electrician #986315 > > ------------------------------ > *From:* RE-wrenches <[email protected]> on behalf > of Nathan J. Stumpff via RE-wrenches <[email protected]> > *Sent:* Wednesday, April 6, 2022 3:23 PM > *To:* RE-wrenches <[email protected]> > *Subject:* [RE-wrenches] Comms for mixed IQ-series and legacy Enphase > circuit > > *EXTERNAL EMAIL* - *Use caution when responding, clicking, and/or > downloading attachments.* > > > > > Hello Wrenches, > > We received IQ7 inverters from Enphase as RMA replacements for failed > legacy (M175 and M190) inverters. I understand the IQ7 PLC is line to line, > and the legacy INV PLC is line to neutral. Have any of you successfully > gotten a circuit with a mixture of IQ7 and legacy INV to communicate? > > This is a large project and shuffling old INV in order to make separate > circuits with only IQ7 and only legacy INV will be difficult and expensive. > It appears that Enphase is telling us we need to do that (is that correct > Nick S.?) but I am trying to see if any of you have successfully mixed on > the same circuit, and anything you may have had to do to make the > communication work. There are some older threads about installing ferrite > loops to reduce noise, but I haven't found anything specifically about > mixed circuits. > > Thanks, > -Nathan >
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