Drake: I tried running 48 VDC muffin fans on battery voltage. They failed. I switched to a Dc-Dc converter (12 or 24, can’t remember) from digi-key and problem solved.
Point being battery voltage ranges may be too extreme for some components. William Miller Miller Solar.com 805-438-5600 www.millersolar.com On Wed, Dec 13, 2023 at 8:08 AM Drake Chamberlin via RE-wrenches < re-wrenches@lists.re-wrenches.org> wrote: > Hello, > > Does anyone know of a 48 VDC temperature sensing relay? I need to use one > to control a fan in a 48 V battery bank, to bring in cold air when the bank > gets too hot from the wood heating system in the house. > > The relay needs to operate with the 48 VDC power supply and disconnect a > small current with 48 VDC contacts. > > Thank you, > > Drake > > > *Drake Chamberlin* > > *Athens Electric LLC* > > *Ohio Electrical Contractor’s License 44810* > > *NABCEP Certified PV Installation Professional* > > > -- > > _______________________________________________ > 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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