Chris, Just so that I understand correctly, are you saying that new firmware allows for generator cool down?
On Fri, Sep 15, 2023 at 2:33 PM Jason Szumlanski via RE-wrenches < re-wrenches@lists.re-wrenches.org> wrote: > I saw that setting. I didn't have a chance to look it up today, but I'm > going back to the site tomorrow. I'm going to play with that and try to get > rid of the ancillary equipment that is no longer necessary. Thanks for the > tip. > > On Fri, Sep 15, 2023, 5:26 PM Chris Sparadeo <sparadeo.ch...@gmail.com> > wrote: > >> In an off-grid scenario I would suggest utilizing the grid connect timer >> as a Gen warm up. I typically set this qualification time to 30 or 60 >> seconds. Sol Ark fixed the problem with dropping the 2 wire start under >> full load, so if this is an issue for you, I would update the firmware. >> >> On Fri, Sep 15, 2023 at 4:56 PM Jason Szumlanski via RE-wrenches < >> re-wrenches@lists.re-wrenches.org> wrote: >> >>> I just replaced two Sunny Islands and one Sunny Boy that I did not >>> install with a single Sol-Ark 15k today. The generator installer (not me) >>> had already installed a custom but simple time delay relay. I didn't get >>> into the logic of it, but from what I understand the generator already had >>> a cool-down period when remote start signal is lost, but no warm up delay. >>> >>> Major deficiency? I think that is actually pretty accurate and Sol-Ark >>> should fix it, but it isn't too hard to take care of it another way. >>> >>> I wonder if this has something with the distinction of accepting >>> generator input on the grid input as well. You would not want a grid delay >>> if it were a utility. Still, they should be able to build in that logic I >>> would think. >>> >>> Jason Szumlanski >>> Principal Solar Designer | Florida Solar Design Group >>> NABCEP Certified Solar Professional (PVIP) >>> Florida State Certified Solar Contractor CVC56956 >>> >>> >>> On Fri, Sep 15, 2023 at 8:28 AM Michael Morningstar via RE-wrenches < >>> re-wrenches@lists.re-wrenches.org> wrote: >>> >>>> We learned of this major deficiency after an eight unit install. No >>>> cool down is disastrous to modern diesels. Our work around was installing a >>>> 400amp contactor and macromatic programmable relay. >>>> >>>> On Thu, Sep 14, 2023 at 10:05 PM Jerry Shafer via RE-wrenches < >>>> re-wrenches@lists.re-wrenches.org> wrote: >>>> >>>>> Jay, wrenches >>>>> ASCO makes multiple ATS controls that can manage delays latching up >>>>> and for cool down. Most of the gensets have are programmed cool down >>>>> after >>>>> relay opens so its not an issue. Generally on start up the genny connects >>>>> as soon as it's voltage and freq are within range. >>>>> fun times >>>>> >>>>> >>>>> >>>>> On Thu, Sep 14, 2023, 2:26 PM jay via RE-wrenches < >>>>> re-wrenches@lists.re-wrenches.org> wrote: >>>>> >>>>>> Hi All, >>>>>> >>>>>> I have a client with a sol ark and it doesn’t have warm up or cool >>>>>> down, kind of amazing companies are going backwards in their tech. >>>>>> >>>>>> >>>>>> Has anyone come up with external fix for this? >>>>>> >>>>>> I am guessing the internal relay on the sol ark switches closed when >>>>>> it sees the correct volts/hz and opens the sol ark relay when it sends >>>>>> the >>>>>> off signal. >>>>>> >>>>>> If thats correct I can pretty easily use a delay relay on the off >>>>>> cycle assuming the on signal has a time window to allow for this delay in >>>>>> sending power to the inverter. >>>>>> >>>>>> The on delay I don’t see anyway unless I use a contactor with on >>>>>> delay relay. >>>>>> >>>>>> Maybe there is a off the shelf generator transfer switch that has >>>>>> this built in? >>>>>> >>>>>> Thanks in advance >>>>>> >>>>>> Jay >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> _______________________________________________ >>>>>> List sponsored by Redwood Alliance >>>>>> >>>>>> Pay optional member dues here: http://re-wrenches.org >>>>>> >>>>>> 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 >>>>>> >>>>>> There are two list archives for searching. When one doesn't work, try >>>>>> the other: >>>>>> https://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/ >>>>>> 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: RE-wrenches@lists.re-wrenches.org >>>>> >>>>> 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/re-wrenches@lists.re-wrenches.org/ >>>>> 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 >>>>> >>>>> >>>> >>>> -- >>>> >>>> Michael Morningstar >>>> >>>> >>>> Morningstar Electric >>>> >>>> PO Box 1494 >>>> >>>> Mount Shasta, CA 96067 >>>> >>>> 530-921-0560 >>>> >>>> mjmornings...@gmail.com >>>> >>>> >>>> _______________________________________________ >>>> List sponsored by Redwood Alliance >>>> >>>> Pay optional member dues here: http://re-wrenches.org >>>> >>>> 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 >>>> >>>> There are two list archives for searching. When one doesn't work, try >>>> the other: >>>> https://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/ >>>> 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: RE-wrenches@lists.re-wrenches.org >>> >>> 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/re-wrenches@lists.re-wrenches.org/ >>> 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: RE-wrenches@lists.re-wrenches.org > > 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/re-wrenches@lists.re-wrenches.org/ > 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 > > -- Michael Morningstar Morningstar Electric PO Box 1494 Mount Shasta, CA 96067 530-921-0560 mjmornings...@gmail.com
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