Re: new power transformer

• To: tesla-at-pupman-dot-com
• Subject: Re: new power transformer
• From: Richard Hull <rhull-at-richmond.infi-dot-net> (by way of terryf-at-verinet-dot-com)
• Date: Wed, 26 Aug 1998 07:37:33 -0600
• Approved: terryf-at-verinet-dot-com

Tesla List wrote:

> Hi All,
>
>   For the last 6 months or so I have been running my 3KW magnifier system
> with and output varying from 4-6 feet.  The problem is form marathon runs
> my power transformers overheat and start smoking after 30 min.  They are
> two 5 KV 300 ma transformers put in series.
>     I am ready to upgrade these to a potential transformer or a 5 kva pig.
> My question is are the potential transformers current limited cores? or do
> these also need ballasting to work.
>     The reason for leaning more for the potential transformer is that I
> like to keep the system portable and not everywhere I take it has 220
> available to me.  Also the pigs tend to be very heavy and hard to put on a
> truck.
>     Could anyone give me advise either way.
>
> Thanks,
>
> Dwight Duncan

A lightweight potential Xfrmer might be about 100 lbs.  They are never current
limited like a NST and much be ballasted.

Richard Hull, TCBOR

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