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Re: [Amps] Benefits of 3-phase power?

To: wrt@dslextreme.com, amps@contesting.com
Subject: Re: [Amps] Benefits of 3-phase power?
From: wb8jkr@juno.com
Date: Fri, 21 Nov 2003 05:17:55 -0500
List-post: <mailto:amps@contesting.com>
  My understanding is that 60 Hz was the best "compromise"
between the amount tolerable losses and the amount of required
iron.

Mark  WB8JKR


On Thu, 20 Nov 2003 07:29:46 -0800 Bill Turner <wrt@dslextreme.com>
writes:
> On Tue, 18 Nov 2003 23:50:33 -0500, <kayser@sympatico.ca> wrote:
> 
> >There is in some ways a genius in the 110/220 decision so many 
> years ago.  
> 
> _________________________________________________________
> 
> Too bad they went with a relatively low frequency.  400 Hz is widely
> used in aircraft and has numerous advantages.  In fact, if they 
> would
> go to ~1000 Hz, electrocution would become a thing of the past.  The
> human nervous system can not sense an electric shock when the
> frequency is higher than 600-700 Hz or so.  One could still get a
> nasty burn, but think how many lives would be saved.
> 
> OT, to be sure.
> 
> --
> Bill, W6WRT
> 
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> 


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