Re: Does my transformer have PCB oil????????

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

Original poster: "Terrell W. Fritz by way of Terry Fritz <twftesla-at-qwest-dot-net>" <terrellf-at-qwest-dot-net>

Hi Dan,

I dug this up suggesting PCBs were around in 1947:

http://www.darp.noaa.gov/neregion/hudsonr.htm

Best just to test the oil.  I think the archives or list members know how.  But
highly unlikely yours has PCBs.  At the time, cast iron was "old" and PC" oil
was "high tech".  They would not have mixed the two...

Cheers,

        Terry


At 09:24 PM 9/14/2002 -0600, you wrote:
>Original poster: "by way of Terry Fritz <twftesla-at-qwest-dot-net>" 
><dhmccauley-at-spacecatlighting-dot-com>
>
>I just acquired another old GE transformer, and was wondering if anyone
>would know if there was PCB oil in it.
>
>GE Pole Transformer
>Black Cast Iron type approximately 50-60 years old.
>4000V Primary - 120/240 center-tap secondary
>
>I think the transformer was probably made way before PCB oil was being used,
>but just wanted to make sure.
>
>Dan
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