Re: [TCML] Transductors for current limiting

["Teslalabor" <teslalabor@xxxxxxxxxxx>]

Wow, thats exactly what I'm looking for! I will do some experiments on this.

Stefan

----- Original Message ----- 
From: "DC Cox" <resonance@xxxxxxxxxxxx>
To: "Tesla Coil Mailing List" <tesla@xxxxxxxxxx>
Sent: Thursday, March 11, 2010 6:03 PM
Subject: Re: [TCML] Transductors for current limiting


> yes, we do this very procedure using an old 10 kVA core that we strip all
> the windings off of.  We then rewind the two outer legs with 90 turns 
> (total
> split between the two legs), and use a 32 VDC 10 Amp power supply which
> energizes a winding on the central core leg.  This gives us total and 
> smooth
> electronic control from 0-70 amps at 220 VAC.
>
> It works excellent and eliminates our older method of using a gear motor 
> to
> move the core in and out of the coil.
>
> Dr. Resonance
>
>
>
>
> On Thu, Mar 11, 2010 at 12:06 AM, teslalabor@xxxxxxxxxxx <
> teslalabor@xxxxxxxxxxx> wrote:
>
> > Hi,
> >
> > I searched the list archives and I'm wondering, that there are no topics
> > about transductors arround there. Aren't they suitable for current
> > limiting auf HV transformers such as pigs or potential transformers?
> > With a small DC current in the control windings in a transductor it is
> > possible to control a heavy AC current in the main winding.
> >
> > Best Regards,
> > Stefan
> >
> >
> >
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