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Re: 4 pack MOT! wowsa!



Original poster: "Hydrogen18" <hydrogen18-at-hydrogen18-dot-com> 

As for the capacitors....its meant to be KVA. They can pass 60000 watts AC.

---Eric
----- Original Message -----
From: "Tesla list" <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Friday, March 26, 2004 4:43 PM
Subject: Re: 4 pack MOT! wowsa!


 > Original poster: "Christoph Bohr" <cb-at-luebke-lands.de>
 >
 > Hallo Eric.
 >
 >
 > Gratulations to your success and your free HV isolator you found.
 > Of course it sometimes is hard to put such an unconvetional and big piece
to
 > a good use.
 > But you might remove that long metal part at the lower end and modify the
 > upper wire connection and
 > use it to support your toroid above the secondary coil.
 >
 >  > The 4 pack MOT has it problems such as insane current draw(60 Amps!),
 >  > can I
 >  > ballast it with a MOT in series with it
 >
 > you can use one ( ore more in parallel ) MOT's primary in series with your
 > supply input and short the secondary of the limiting MOT,
 > this should bring you into the 1-2KVA range depending on size of the MOT
 > used to limit the current.
 >
 >  >temporarily or how about a 60 KVA
 >  > 470 pf russian transmitter cap on  each 5000 volt output?
 >
 > I am not sure if this type of cap can handle this, but the values ( I
assume
 > 60KVA is upposed to be 60KV )
 > sound reasonable. I used 2 seriesed MOT-capacitors on each HV leg in
series
 > and these worked great, especialy in
 > respect of the lower voltage drop ( even some rise does/can occour here as
 > far as I know )
 >
 >  > Also how can I
 >  > better insulate(or more correctly, insulate period) the transformers
which
 >  > are second in line? I have ceramic insulator s but they would break off
 > too
 >  > easily.
 >
 >  >From what are you trying to insulate the transformers from? from the
 > baseplate you use?
 > Or from arcing over internaly? Many people use the outer MOTS in oil or
( my
 > choice )
 > all under oil. This helps cooling a lot. The heat abstraction  from the
 > outside of a tranformer into air is pretty
 > bad. I use 6 MOTs under oil and everything works fine although my wiring
is
 > pretty thin.
 > Of course this adds a lot of wight and may lead to a mess if not done
 > correctly.
 > Another thing is to disconnect the inner end of the secondary from the
cores
 > to leave them floating.
 >
 >
 > However, good continued succes, you have now a supply with great power
 > capability.
 >
 > Regards
 >
 > Christoph
 >
 >