Re: NST Power Factor

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

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

In a message dated 7/17/01 10:45:36 AM Eastern Daylight Time, 
tesla-at-pupman-dot-com writes:

> Original poster: "Jake Draper by way of Terry Fritz <twftesla-at-qwest-dot-net>" <
> cybermecium2-at-home-dot-com>
>  
>  Hi, I just got another NST today, it's a Franceformer 15000V/60mA. I 
thought
>  that usually a 15/60 NST consumes 900 watts, but this one only uses 490 
> watts
>  even though its a 15/60. The power factor is high and I am wondering if 
this
>  has anything to do with the watts and if a 15/60 with a high P.F. will 
> perform
>  not as well as a 15/60 with normal P.F.?

Jake,

Yes, it's because it has a high power factor that it is labeled as
490 watts.  The transformer will perform just as well as a normal
15/60 with external PFC.  Depending on the coil's design however,
your new NST may draw a lot more than 490 watts.

John Freau