The other responses are talking about the correct way to deal with the situation, I'm not as helpful. :) I think the term you are looking for is "Power Conditioner" or "Line Conditioner".
Here is the first search result: https://www.beupp.com/generator/power-line-conditioners/ On Thu, Sep 24, 2020 at 7:08 PM Chuck Hast <[email protected]> wrote: > Ahh forgot the G/N bonding, in the industrial environments I > worked in, we never saw that one it was caught prior to hotting > up the circuit, but indeed home installations are a crap shoot. > > Indeed the home I bought where I now live was like that I had > to make sure the G/N bond was solid as it looked more like an > afterthought. Now it is a bazen thought... > > > On Thu, Sep 24, 2020 at 8:54 PM Michael Barnes <[email protected]> > wrote: > > > You need to verify the wiring from your generator through the transfer > > panel. Depending on how it is configured, it is possible the ground does > > not make it all the way through when on generator. This can easily be > > checked with one of those 3 light circuit testers. I have run into this > in > > the field using generators. In many generators, the ground and neutral > are > > not bonded. A UPS will see this as a fault and not accept the power. > > > > For a building, a transfer panel may be wired a couple of different ways. > > For a large "whole house" system, the transfer panel simply switches > > between commercial power and a big generator prior to the main service > > panel. In that case, the ground-neutral bond takes place in the service > > panel and all should be good. In some cases, however, the generator is > not > > big enough for the whole house. In those situations, there will be a sub > > panel for the "priority" circuits. The transfer switch then toggles > between > > the feed from the main service panel and the generator. Sometimes, the > > transfer panel is wired incorrectly and does not provide the G-N bond > when > > on the generator. > > > > Most modern generators are pretty well regulated, so the UPS rejecting > due > > to frequency or voltage is not likely. (Unless it is a cheapo Harbor > > Freight or similar generator.) > > > > Working a lot of field communications activity and back-up power for > > critical sites, I have run into this quite often. > > > > Check the wiring before worrying about power conditioners. > > > > My $.0002, > > > > Michael > > > > > > On Thu, Sep 24, 2020, 18:16 Mike C. <[email protected]> wrote: > > > > > You shouldn't have to buy anything to fix this problem. You should be > > able > > > to accomplish this by adjusting the governor / idle speed of the > > generator > > > to the rpm that produces a stable 60 hz signal. > > > > > > Ideally, you'd have a cheap multimeter to use to quickly and easily > dial > > in > > > the rpm but if not, you could just try playing around with it until the > > > battery accepts the signal and starts charging. > > > > > > On Thu, Sep 24, 2020 at 5:56 PM Dick Steffens <[email protected]> > > > wrote: > > > > > > > During the fire event last week we were without PGE power a couple of > > > > times. We have a generator connected to the house through a transfer > > > > panel which worked fine for everything except the battery backup > units > > > > we have for our computers. They rejected the power that wasn't a > stable > > > > 60 Hz. I have now heard that this is not uncommon with some > generators, > > > > and that there are devices one can use between the wall outlet and > the > > > > battery backup to maintain clean power. > > > > > > > > Searching for these online is proving to be challenging. Some people > > > > call them inverters. The hits I get for inverters are for converting > > 12v > > > > to 120v. I tried power conditioner. That seems to be what I need, > but I > > > > call upon the collected wisdom of this group for confirmation, or a > > > > suitable clue stick. > > > > > > > > The two search hits I looked at are: > > > > > > > > https://www.newegg.com/p/pl?d=120+volt+line+conditioner > > > > > > > > and > > > > > > > > > > > > > > > > > > https://www.amazon.com/Tripp-Lite-Conditioner-Regulation-LS606M/dp/B00006B83G > > > > > > > > Further thoughts appreciated. > > > > > > > > -- > > > > Regards, > > > > > > > > Dick Steffens > > > > > > > > _______________________________________________ > > > > PLUG: https://pdxlinux.org > > > > PLUG mailing list > > > > [email protected] > > > > http://lists.pdxlinux.org/mailman/listinfo/plug > > > > > > > _______________________________________________ > > > PLUG: https://pdxlinux.org > > > PLUG mailing list > > > [email protected] > > > http://lists.pdxlinux.org/mailman/listinfo/plug > > > > > _______________________________________________ > > PLUG: https://pdxlinux.org > > PLUG mailing list > > [email protected] > > http://lists.pdxlinux.org/mailman/listinfo/plug > > > > > -- > > Chuck Hast -- KP4DJT -- > I can do all things through Christ which strengtheneth me. > Ph 4:13 KJV > Todo lo puedo en Cristo que me fortalece. > Fil 4:13 RVR1960 > _______________________________________________ > PLUG: https://pdxlinux.org > PLUG mailing list > [email protected] > http://lists.pdxlinux.org/mailman/listinfo/plug > _______________________________________________ PLUG: https://pdxlinux.org PLUG mailing list [email protected] http://lists.pdxlinux.org/mailman/listinfo/plug
