RE: [TCML] Mystery vey old "tranasformer"

[William Noble <william_b_noble@xxxxxxx>]

sounds vaguely like a saturable core reactor - could it have worked with an external capacitor?  does it say "three phase" or could it be single phase? Another way to chase this down is to see if Osborne owns patents related to "transformer"

----------------------------------------
> From: wavetuner@xxxxxxxxx
> To: tesla@xxxxxxxxxx
> Date: Sun, 3 May 2009 20:12:38 -0700
> CC:
> Subject: [TCML] Mystery vey old "tranasformer"
>
> Hi All,
>
>
>
> I recently made a run to San Diego to pick up a pig and a plate transformer.
> Our benevolent seller asked me to take a couple of other heavy iron things.
> One turns out to be a large HV filter choke. The other one is interesting!
> It is an Osborn and states 480V in 240 out with three legs. Ok that seems
> normal until you pull the cover off the old crinkle finish box.
>
>
>
> A mind shift is in order now. The three windings are wound donuts wrapped
> around a horizontal collective iron core. Weird huh? But wait; there are
> only two wires on each coil. This is very old. Anyone know what this is?
> I'll shoot a picture or two when I free it from the case which will take
> some socket to fit a square nut on an extension. Ya gotta love
> scrounging:-)) It weighs in near 100 lbs- lots of copper too.
>
> Jim Mora
>
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