Re: Single vs Two Phase (was - Spark gap erosion resistance)

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "rheidlebaugh by way of Terry Fritz <twftesla-at-qwest-dot-net>" <rheidlebaugh-at-zialink-dot-com>

Just a small twist. Ruth Nevada to this day supplies two phase 120o power.
Yes they are back woods old system dividing only two legs of 3 phase to
there customers.Yes it makes problems, but they do it.
  Robert  H

> From: "Tesla list" <tesla-at-pupman-dot-com>
> Date: Fri, 04 Jan 2002 18:24:24 -0700
> To: tesla-at-pupman-dot-com
> Subject: RE: Single vs Two Phase   (was - Spark gap erosion resistance)
> Resent-From: tesla-at-pupman-dot-com
> Resent-Date: Fri, 4 Jan 2002 19:50:22 -0700
> 
> Original poster: "Terry Fritz" <twftesla-at-qwest-dot-net>
> 
> Hi John,
> 
> Your right.  It is done with a transformer from a single phase.  The power
> supply should still be happy with it since it takes just about anything on
> the input.
> 
> Cheers,
> 
> Terry
> 
> 
> At 10:53 AM 1/4/2002 -0800, you wrote:
>> 
>> Terry -
>> 
>> I think you will find that your electric utility would consider yours as a
>> 120/240 volt single phase system. A two phase system has the phases at 90
>> degrees not 180. A two phase motor would be self starting without the
>> additional help a single phase motor requires. There are no utilities using
>> the two phase system anymore.
>> 
>> John Couture
msnip...