Re: higher current ammeter sources

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "Dr. Resonance" <resonance-at-jvlnet-dot-com> 


Trying to run 240 VAC at 80-100 Amps through a control panel is a very
dangerous idea.  A short would cause a serious explosion that would either
burn or kill you.  I would suggest you stick to a remote current xmfr to
monitor this level of power.

Dr. Resonance

 >  >
 >  > I was wondering if there was a source of higher current
 >  > range AC ammeters (like 50 to 100 amps) that didn't require
 >  > an external current transformer for metering?
 >     Last I Looked I had a couple 50A meters in the basement.
 >     8)>>
 >     Reasonable Offers entertained.  Even Cheap ones.
 >     While transfromers are elegant and efficient, shunts
 >     also work on AC and can be easier to fab.
 >
 >  > About the
 >  > highest range that I have been able to locate is 50 amps
 >  > although I do seem to recall seeing a 0-80 amp one somewhere,
 >      50A is sort of a standard commercial breakpoint for
 >      integral units.
 >
 >  > but I can't seem to locate this one any more.
 >      ....and some usually show up, with digging, at ham/electronic
 >      flea markets...
 >
 >       best
 >        dwp
 >
 >
 >