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Can anyone explain this???
Original poster: "Tyler Steineckert by way of Terry Fritz <twftesla-at-uswest-dot-net>" <tsgeoman-at-qwest-dot-net>
I am getting very close to completion of my huge coil.
Today I put some small caps on my transformers because I was told by fellow
coilers that it would help to protect them. What I did was to put 4 500pf
20kv caps, putting two on each side of the tranny, to ground. The tranny is
two modified NST to run 12kv 400ma.
Then just for fun, as I have done before, I ran up the roto and gave it some
power.
Sudenly the power output of my tranny seemed to double. There were huge
sparks coming from the roto. I thought it was a phase problem but as I
adjusted the phase of the motor the sparks got even bigger and started to
fire the safety gap on the trannys. Then I noticed that the power pull went
from 30 amps to 38 amps.
I got an 8 amp jump, just adding these caps.
Not that any of this is bad. It just suprised me to se such a power increse
in input amps as well as visiual output from the trannys by just adding
these small caps.
Have I done something wrong?
Is the power increse going to hurt my trannys?
Any coments would be greatly appreciated.
Thanks all,
Tyler
P.S. You can see pics of the entire coil setup as well as the new caps that
I put on at my web sight under TRANNYS on my 3rd coil.
www.users.qwest-dot-net/~tsgeoman/coils.htm