Re: [TCML] multiple miniature transformers

[Chris Rutherford <chrismrutherford@xxxxxxxxxxxxxx>]

Yes, but I would be able to disassemble the entire system into smaller
easier to carry parts.

On Wed, Nov 11, 2009 at 7:33 PM, Paul Brodie <pbbrodie@xxxxxxxxxxxxx> wrote:
> Wouldn't 10 neon sign transformers and associated equipment be just about as bad as lugging around a pole pig or maybe even worse?
> Paul
> Think Positive
>  ----- Original Message -----
>  From: Chris Rutherford
>  To: Tesla Coil Mailing List
>  Sent: Wednesday, November 11, 2009 10:27
>  Subject: [TCML] multiple miniature transformers
>
>
>  Hi All,
>
>  A couple of years back I made a TC powered by 4 parallel NSTs,
>  providing 1KVA, which worked reasonably well.  I was thinking about
>  extending the idea using 10 larger (identical) NSTs to provide 10KVA.
>  I would individually protect each NST using something like a Terry
>  filter, and also place a switch on the mains side of each transformer,
>  so that I can switch each transformer on individually (perhaps using a
>  relay).  In theory, this would allow me to ramp up the power in 1KVA
>  steps to a total of 10KVA.  What problems can you foresee with this?
>  Has this method of TC load control been tried before?  The advantage
>  would be removal of the Variac and not having to lug a pole pig
>  around.  Presumably the primary circuit can be modeled/ designed based
>  on the parallel impedances of the transformers, at maximum input
>  power.
>
>  Thanks
>
>  Chris
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