You might possibly check with Northwest energy storage all of their hup solar one batteries come with solid copper bars lead plated I don’t know what the ampacities are but Rob might be able to assist you there
Dana Orzel C: 208.721.7003 E- d...@solarwork.com > On Sep 10, 2022, at 7:17 PM, Kirk Herander via RE-wrenches > <re-wrenches@lists.re-wrenches.org> wrote: > > > SolarBOS can possibly make one custom for you, it will be listed, and it will > not be cheap. I was going to order a 2000A w/ multiple OCPDs on both inputs > and outputs from them, but then Midnite came out with a 2000A combiner, and I > don't need it listed for my application. > >> On Sat, Sep 10, 2022 at 6:15 PM William Miller via RE-wrenches >> <re-wrenches@lists.re-wrenches.org> wrote: >> Mac: >> >> >> >> Getting listing on something as specialized as you are talking about may be >> difficult. I would turn to the telecom industry for solutions. Here is one >> link I found. Their product line is pretty sexy and it is listed. >> >> >> >> If you are rolling your own, you can find ampacities for standard copper bar >> thicknesses someplace like here. You might fabricate something that looks >> like one of these but bigger. Threading is desirable so you can avoid >> wrangling nuts on the back sides, but tapping copper at a reasonable bolt >> size (likely 3/8-16) can be tricky. I am looking for any excuse to buy one >> of these drill presses which can automatically chip-clear. Basically at >> this point in my life my only reason for working is to support my tool >> addiction. >> >> >> >> Good luck. >> >> >> >> William Miller >> >> >> >> Miller Solar >> >> 17395 Oak Road, Atascadero, CA 93422 >> >> 805-438-5600 >> >> www.millersolar.com >> >> CA Lic. 773985 >> >> >> >> >> >> From: RE-wrenches [mailto:re-wrenches-boun...@lists.re-wrenches.org] On >> Behalf Of Mac Lewis via RE-wrenches >> Sent: Thursday, September 8, 2022 8:46 PM >> To: RE-wrenches >> Cc: Mac Lewis >> Subject: [RE-wrenches] Large current battery combiners, UL Listing >> >> >> >> Hello Wrenches, >> >> >> >> Is anyone aware of a high current, (~3000A DC rated, 48Vdc nominal) battery >> combiner panel that would allow for ~36-48 x 4/0 cables to connect? >> >> >> >> Seems like nothing will be close to UL listed on this. How do you go about >> building a 60 kW off-grid system on the battery side of things? Do I need >> to increase battery voltage design? >> >> >> >> I have gotten a custom busbar fabricated by Storm Power rated for about 2kA >> before, but I'd love to have a UL Listed solution for large battery >> combining. Any suggestions are appreciated. >> >> >> >> Thanks! >> >> >> >> -- >> >> >> >> >> >> >> >> Mac Lewis >> >> "Yo solo sé que no sé nada." -Sócrates >> >> _______________________________________________ >> 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 >> > > > -- > Kirk Herander / kirkh@vermont.solar > Owner|Principal, VT Solar, LLC > Celebrating our 31st Anniversary 1991-2022!! > www.vermont.solar > dba Vermont Solar Engineering > 802.863.1202 > _______________________________________________ > 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 >
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