[rescue] I'm not an EE Q - 48 vdc followup (LONG)

[Kris Kirby]

On Fri, 19 Jul 2002, Leslie Connally wrote:
> >I have a bunch of Upsonic UPS's with 48VDC output.  The end that plugs
> >in to the UPS has two large round connectors set deep into the plastic
> >(about an inch of plastic before the contacts).  The other end is just
> >heavy duty wire.
> >
> >Would these be sufficient to power one or more DC Netras?

> Patrick.. I'm not sure, but this sounds like an external battery to go INTO
> the UPS.. extra time/capacity for the UPS.. like APCs

Some 48V-based UPSs actually *run* on the battery pack. I have a 2KW
Deltec in the basement that will not `boot' unless it has voltage on the
DC inputs. Fortunately for testing, it has good caps. :)

--
Kris Kirby, KE4AHR  <kris at nospam.catonic.net>  TGIFreeBSD IM: 'KrisBSD'
"Everytime my faith in humanity has been tested...humanity has failed."