Re: [CAD_CAM_EDM_DRO] Re: Transformer True or False?

In a message dated 18-Dec-00 11:24:14 Central Standard Time,
dougrasmussen@... writes:

> I've always found three phase transformers to be fairly expensive.
> Instead, I use two inexpensive single phase transformers hooked up in
> an open-delta configuration. Several of my 440V machines are running
>

Doug: Doncha hafta have a "high leg" (about 190 VAC to ground), 120° out of
phase with one of the other two, to feed the primary of ONE of those two???


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