You can have 120V circuits that would never need line balancing and 240V loads on the main panel. Then put any 120V circuits that may need line balancing on the PSX sub panel.
Larry On Feb 3, 2021, at 2:21 PM, Amos Post <[email protected]> wrote: Thanks Larry, This would be a 240V to 120V step down configuration correct? So the sub panel would be 120V only? Best, Amos <IE LOGO 150x78.jpg> Amos Post Integrity Energy W 802.763.7023 C 802.291.2188 ienergyVT.com <http://www.ienergyvt.com/> Facebook <https://www.facebook.com/integrityenergyllp?ref=hl> > On Feb 3, 2021, at 4:10 PM, [email protected] > <mailto:[email protected]> wrote: > > Amos, > > When using it in balancing mode, as seen in the attached image, the PSX will > provide 120Vac from either leg and the inverter output should stay balanced. > A 240Vac circuit from the main panel goes to the PSX then to a sub panel and > any 240Vac loads stay on the main panel. > > > Larry Crutcher > Starlight Solar Power Systems > > <Screen Shot 2021-02-03 at 2.00.39 PM.png> > > > On Feb 3, 2021, at 1:49 PM, Amos Post <[email protected] > <mailto:[email protected]>> wrote: > > We have had this issue with a recent installation. It’s a new off-grid house > build, and so not many loads to speak of yet, except mainly power tools. The > Solark 12K will not start any of: portable air compressor, table saw, and > sometimes struggles with a miter saw, which are each 16amps or less at 120V, > but I have measured close to 50amps start up for the air compressor and table > saw. The air compressor and table saw are 1.5HP each. What helps is if the > motors are warmed up, or putting another load on the other leg to balance the > inverter’s output. > > Was thinking we would install a couple of dedicated 120V outlets for > “high-current” 120V loads with a PSX-240, stepping down the inverter's 240 to > 120. My understanding is this will solve the issue for starting these loads, > but not sure if we might run into issues with inbalance down the road... > Would be curious to know if there’s another way to balance all of the house > loads using the PSX-240?.. > <IE LOGO 150x78.jpg> > > Amos Post > Integrity Energy > W 802.763.7023 > C 802.291.2188 > ienergyVT.com <http://www.ienergyvt.com/> > Facebook <https://www.facebook.com/integrityenergyllp?ref=hl> > >> On Feb 3, 2021, at 2:41 PM, [email protected] >> <mailto:[email protected]> wrote: >> >> If it turns out to be true, could you simply add the Outback PSX-240 to >> balance the loads? >> >> Larry Crutcher >> Starlight Solar Power Systems >> >> >> >> >> On Feb 3, 2021, at 10:52 AM, Nick A Lucchese <[email protected] >> <mailto:[email protected]>> wrote: >> >> Good morning Wrenches, >> >> I’ve strongly been considering using the SolArk 12K unit for awhile but have >> heard from a few folks that there can be somewhat frequent issues with the >> inverter shutting down from line to line imbalance. As little as 1400 watts? >> I could see where these instances would be minimized with attention to >> detail on balancing all the loads but if’s as little as a delta of 1400 >> watts that might occur with something as innocent as a toaster oven. Seems >> like it would also be less of an issue in a grid back up or AC coupled >> scenario but for off grid I’d be bummed to be getting calls every couple >> weeks from an off grid client that trusted me to offer the right equipment. >> >> How much of an issue is this? Is it getting exaggerated? Those that have NOT >> had this happening was it on a full time off grid site? >> >> Has it happened less on sites using the "Limited to Home” mode? I have an >> upcoming project that was going to be setup with a couple Radians in HBX >> mode and my thought was perhaps it might be an ideal solution there but if >> the continuity of electrical service was going to be provided mainly through >> batteries and inverting and not through the pass through relays the majority >> of the time then the site might likely experience this issue with imbalance >> shutdowns. >> >> There are many attractive features of the SolArk and I really like the >> thought of taking advantage of the 185 amp DC charger versus the Radian’s >> 115 but I’m kind of thinking the risks may outweigh the benefits if these >> shutdowns occur even once every couple of months. Any of you have a long >> enough history with them to chime in with your observations? Are they most >> reliable for AC coupled with backup rather than off grid or the “Limited to >> Home” mode? >> >> Thanks for your time, >> Nick A Lucchese >> >> _______________________________________________ >> List sponsored by Redwood Alliance >> >> List Address: [email protected] >> <mailto:[email protected]> >> >> Change listserver email address & settings: >> http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org >> <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]/ >> <https://www.mail-archive.com/[email protected]/> >> http://lists.re-wrenches.org/pipermail/re-wrenches-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 > > List Address: [email protected] > <mailto:[email protected]> > > Change listserver email address & settings: > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > <http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org> > > There are two list archives for searching. 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