Re: [CAD_CAM_EDM_DRO] Re: EDM GENERATORS

turbulatordude wrote:

> Blowing the power supply to hell does not sound like so much fun.
>
> Some of the process sounds contradictory. in the R/C style, a spark
> gap of some 0.001" can be bridged by a low voltage.
>
> running 600 volts, the spark would jump a huge distance.
>
>
> it does seem that one should have a test for short before each pulse,
> if that can be added to the circuit.

Since all of these power supplies are current-limiting, a short
should not do anything terrible. You have a pre-set on-time and
off-time, and when shorted, the supplies go to their limit
current as soon as the on-time begins. This should not damage a
well-designed power supply.

Jon