As far as I know, the EdgePoint will smoke if you power it with -48VDC. You'll need a DC-DC converter in between your -48VDC plant and the EdgePoint. I would recommend Meanwell RSD.
More info: https://community.ubnt.com/t5/EdgeSwitch/A-nightmare-with-Edgepoint-S16/td-p/1611552/page/2 On Thu, Nov 1, 2018 at 11:21 AM Nate Burke <[email protected]> wrote: > I know that +/-48 is oft discussed, but I still can't quite keep track > of the caveats with different equipment. I need to put an Edgepoint S16 > at a Telco cabinet, and they will supply me power off of their -48v > plant. Do I need to do anything special since the Edgepoint does auto > polarity on the DC Input? I'm guessing that since it's auto polarity, > the case and ground are isolated from the input lines. > > -- > AF mailing list > [email protected] > http://af.afmug.com/mailman/listinfo/af_af.afmug.com >
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