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Re: DATACENTER: quick question
On Sun, Mar 14, 1999 at 06:05:50AM -0800, Bob Vaughan wrote:
> > > since if you connect the legs together you'll get a voltage greater than
> > > 480.
> > Actually, I believe that if you pull from between 2 hot leads on a 480V
> > 3phase, you get 277V.
> Wrong.. phase-to-phase voltage on a 480V service is just that, 480V.
> phase-to-neutral on the other hand is 277V.
> this assumes that the service is wired in the Y configuration.
Oops. Right you are. But, what I was trying to say was that you can't get
more than 480V out of a 480V 3o circuit.
Hard shorts are a bad idea at any voltage... <grin>