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RE: Parallel mismatched NSTs with a variac? (fwd)



---------- Forwarded message ----------
Date: Thu, 27 Sep 2007 08:16:31 -0400
From: "Lau, Gary" <Gary.Lau@xxxxxx>
To: Tesla list <tesla@xxxxxxxxxx>
Subject: RE: Parallel mismatched NSTs with a variac? (fwd)

I think you would have no problem just pretending the two NST's are
identical and wiring their pri & sec windings in parallel, respectively.


Regards, Gary Lau
MA, USA

> From: Jon Danniken <danniken@xxxxxxxxxxx>
> To: Tesla list <tesla@xxxxxxxxxx>
> Subject: Parallel mismatched NSTs with a variac?
> 
> Hello,
> 
> I have two modified NSTs, one a 12/120, the other a 15/120.  I would
like to
> put the 15kV unit on a variac, such that its maximum output will be
12kV,
> and parallel its output with the 12kV unit.
> 
> I would then put the primary of the 12kV unit in series with the
variac
> attached to the 15kV unit, and run them both off of a seperate 240VAC
> variac.
> 
> Will this "derating" of the 15kV to 12kV allow me to parallel the
outputs of
> the two transformers?
> 
> Thanks for any tips on this,
> 
> Jon