Re: Isolation Transformer

--- In CAD_CAM_EDM_DRO@egroups.com, Joe Vicars <jvicars@c...> wrote:

> I have 2, 5KVA Extreme Isolation Transformers. What are they

used

> for and what are they worth? Each weighs about 75 lbs. One is a

Xentek

> and one is a Topaz.
>
> Also have 2 QSI switching power supplies. Set at 5v, 200 amps.
> What the hell is 200 amps at 5 volts used for?
> What is a switching power supply and why would I want one? I

have

> several.
> Help.

SWITCHING power supply is a very afficient power supply around 90%
efficient.linear power supply has around 30 to 50 % efficient the
other 50% is converted into heat.(that's the basic).
As for the 200 amp? maybe large computers(servers)or a main
computer.