Re: power supply question

The only thing that matters is the power supplies have about the same
current rating. The voltage of each makes no difference in a series
connection.

Mariss


--- In CAD_CAM_EDM_DRO@egroups.com, "Carey L. Culpepper" <mr.c@b...>
wrote:

> This question concerns hooking up power supplies in series for

higher

> voltage. I have done that with a pair of 28V supplies and now have

56V.

> This was with 2 identical power supplies. My question is this: can

you

> put another supply in series of a different voltage rating? Say, for
> instance, I wanted to get closer to the 75V max voltage of my

drives.

> Could I use a 12V to 18V power supply in series with the 2 28V

supplies?

> Or do you think that I should stay away from the max voltage running
> these Warner drives with NEMA 42 motors?
> Carey