Also look for loose connections and corrosion. If it tries to push current and the voltage rapidly rises, it can indicate resistance somewhere.
Good luck! On Sun, Apr 6, 2025 at 7:20 AM Maverick Brown via RE-wrenches < [email protected]> wrote: > Maybe the Calibrate setting got changed somehow. > > OpticsRE: Device Map, Inverter, Calibrate. > > From the Mate: Lock, 141, Settings, Inverter, Calibrate. > > Make sure the settings are Zero offset or at least appropriate. > > Thank you, > > Maverick > > Maverick Brown > Off-Grid Solar Commander since 2006 > Maverick Solar Enterprises, Inc. > • Solar Commander Remote Power > • SunFlow Systems Cathodic Protection > [email protected] > 512-460-9825 > > > > On Apr 5, 2025, at 1:22 PM, Drake Chamberlin via RE-wrenches < > [email protected]> wrote: > > > > A Radian 4048 disconnected from the grid with a high grid voltage error > showing on the Mate 3. The Mate 3 was displaying a voltage of 279 - 280 V. > The Mate 3 was replaced with another Mate 3, and the high voltage reading > remained. > When the voltage was checked with two separate multi meters, the readings > came out to 249 - 250 V. I believe that the 249 - 250 volt reading is > correct. > > The incorrect, high voltage reading seems to be coming for the inverter, > not the Mate 3, since two Mates were used. > > Has anyone experienced this? > > What could be the cause and solution to the problem? > > Thank you, > > Drake > > > Drake Chamberlin > > > > > > *Athens Electric LLCOH Electrical Contractor License 44810NABCEP Certified > Solar PV Installation Professional740-856-9648* > > > -- > > _______________________________________________ > List sponsored by Redwood Alliance > > Pay optional member dues here: http://re-wrenches.org > > List Address: [email protected] > > Change listserver email address & settings: > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > > There are two list archives for searching. When one doesn't work, try the > other: > https://www.mail-archive.com/[email protected]/ > http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org > > List rules & etiquette: > http://www.re-wrenches.org/etiquette.htm > > Check out or update participant bios: > http://www.members.re-wrenches.org > > _______________________________________________ > List sponsored by Redwood Alliance > > Pay optional member dues here: http://re-wrenches.org > > List Address: [email protected] > > Change listserver email address & settings: > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > > There are two list archives for searching. When one doesn't work, try the > other: > https://www.mail-archive.com/[email protected]/ > http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org > > List rules & etiquette: > http://www.re-wrenches.org/etiquette.htm > > Check out or update participant bios: > http://www.members.re-wrenches.org > > -- Mac Lewis *"Yo solo sé que no sé nada." -Sócrates*
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