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Re: Cap resonant value.



In a message dated 8/24/00 8:56:49 PM Pacific Daylight Time, tesla-at-pupman-dot-com 
writes:

<< Original poster: "Kamil Kompa" <czlonek-at-polbox-dot-com> 
 >
 > Hi ! 
 >
 > I have 13kV 400mA transformer , but I have to limit current to 200mA 
 > because my power line is 220V 12A only. 
 > Which value schould i use to find capacitor size that will be resonant 
 > (200mA or 400mA) ? 
 >
 > Kamil Kompa
 
 
 
 
 It's my understanding you should use the "rated" value (400mA) for impedance.
 The matched size is based on it and it doesn't change. But the limited 
current
 means you will only turn up Vin to about 2600W or 170V max. But if I'm 
mistaken
 here, I hope someone will correct me. 
 
 Bart
  >>
I thought our inductive ballast in the primary circuit effectively increasd 
the inductance of the transformer and essentially produces the same as rated 
voltage (less some resistive loss) at a lower current - thus you should 
calculate based on the reduced current figure.

Ed Sonderman