North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical RE: big DC -48V to AC inverters
If you do invert, don't forget the cooling budget. Inverters run HOT! > -----Original Message----- > From: Tim Jackson [mailto:[email protected]] > Sent: Wednesday, July 30, 2008 5:36 PM > To: Andreas Ott; [email protected] > Subject: Re: big DC -48V to AC inverters > > Unipower out of florida.. They can provide scalable inverters > for 120 and 208/240. Modular N+1 setups and very flexible.. > > We have a large 200amp 120vac setup from them. I'd recommend > letting your electrician build a parallel setup instead of > relying on their modules, however... > > > > > On 7/30/08, Andreas Ott <[email protected]> wrote: > > Hello, > > > > we are looking into providing power for 'legacy' equipment > in a data > > center that is exclusively giving us -48V DC power. The most recent > > thread on this list was about -48V DC modems but in our case I am > > rather looking into inverting on the order of 4 kW per rack > from the > > supplied DC into AC equipment. And yes, that's not the most > efficient > > use of power, we know it already ;-) . > > > > Does anyone operate devices like this that are capable of 2...4 kW > > power conversion and do you have recommendations, good or bad > > experience to share? > > > > Please reply direct to me and indicate if it's OK to use > your answer > > in a summary e-mail back to the list. > > > > Thanks, andreas > > -- > > Andreas Ott K6OTT [email protected] > > > > > > -- > Sent from Gmail for mobile | mobile.google.com > >
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