I still recommend using a relay triggered from the Aux for AC coupling, it works reliably and quickly.
Brad AEE Solar On Wed, Jun 5, 2019 at 10:11 AM Kienan Maxfield <maxfieldso...@hotmail.com> wrote: > Jay, > > It waits 50 seconds to even start to try to shift the frequency. I don’t > know how long it takes to get up to get to 64 HZ. I heard somebody say that > they thought that the 50 second delay should be adjustable, but I could not > find a way to adjust it. I have not had a chance to talk to Schneider > tech-support about it since then. > > I had a problem with this on a job, by the time the Schneider would change > its frequency, the voltage would be way over an acceptable voltage. I had > to adjust the voltage setpoint down in order to try to shorten the delay. > That was not really a good workaround because how quickly the voltage rises > depends on the charge rate. > > I know that all of the delays and ramp up speeds and ramp down speeds are > fully user adjustable on outback equipment, I hope that Schneider has added > this adjustability by now... but last time I checked, I don’t think you > could. > > Thanks, > Kienan > > > > > On Jun 5, 2019, at 10:46 AM, jay <jay.pe...@gmail.com> wrote: > > > > > > HI All, > > > > I’ve got a project using lithium batteries and a big hydro. > > > > 4kw hydro > > 6.8kw schneider > > off grid > > AC coupled hydro > > > > The plan is to use a combination of ways to keep from overcharging the > batteries. > > > > 1. PWM diversion control load. If this doesn’t keep up then we go to #2 > > 2. AC couple HZ control and if that fails we go to #3 > > 3. SS relay control on GT inverter output via inverter control > > > > > > My question is this: Does anyone know the time between when the XW+ > sees the voltage and then gets to the 64hz for regulation? > > > > thanks > > > > jay > > > > peltz power > > > > > > _______________________________________________ > > List sponsored by Redwood Alliance > > > > List Address: RE-wrenches@lists.re-wrenches.org > > > > Change listserver email address & settings: > > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > > > > List-Archive: > http://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/maillist.html > > > > List rules & etiquette: > > www.re-wrenches.org/etiquette.htm > > > > Check out or update participant bios: > > www.members.re-wrenches.org > > > _______________________________________________ > List sponsored by Redwood Alliance > > List Address: RE-wrenches@lists.re-wrenches.org > > Change listserver email address & settings: > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > > List-Archive: > http://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/maillist.html > > List rules & etiquette: > www.re-wrenches.org/etiquette.htm > > Check out or update participant bios: > www.members.re-wrenches.org > >
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