[Amps] Benefits of 3-phase power?

R.Measures r at somis.org
Fri Nov 21 01:39:57 EST 2003



>On Tue, 18 Nov 2003 23:50:33 -0500, <kayser at 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.  

***  But not for long-distance power transmission.  

>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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