Re: [TCML] Diesel for transformer oil?

[Yurtle Turtle <yurtle_t@xxxxxxxxx>]

Do the oil jobbers you have spoken with have old oil they could part with? Maybe the oil they are changing is not really all that bad. Also, is there a difference between medium voltage oil (like in a pig) and high voltage oil (like you might need)?

Adam

--- On Thu, 11/6/08, David Rieben <drieben@xxxxxxxxxxx> wrote:

> From: David Rieben <drieben@xxxxxxxxxxx>
> Subject: Re: [TCML] Diesel for transformer oil?
> To: "Tesla Coil Mailing List" <tesla@xxxxxxxxxx>
> Date: Thursday, November 6, 2008, 2:32 PM
> Hi Greg, all,
> 
> Well I looked up the farm tractor hydraulic oil in the
> 5 gallon pails at my local Sam's Club today. Unfor-
> tunately, this won't be near as economical as I was
> hoping, either. $40.68 for each 5 gal. pail and I would
> need 5 of them. At this rate, I may as well go ahead
> and get the Shell DialaX for $10/gal. I may try waiting
> around a while to see if the lower spot market prices
> on crude oil will finally trickle down to the consumer
> level, as it has already well begun with vehecile fuels.
> I'm figuring those two 55 gallon drums that my local
> oil jobber was talking about that he had in stock may
> have been purchased by them back when crude oil
> was still running > $US120/ barrel. Of course, the
> diesel fuel could still be an option. However, I don't
> think
> that I would really trust this for backfilling a HV trans-
> former, especially an x-ray tranny, which has such a
> high voltage density vs. volume ratio that renders its suc-
> cessful operation at its full rated voltage absolutely
> dependant on a good clean, moisture-free oil backfill.
> 
> David Rieben
> 
> 
> 
> ----- Original Message ----- From: "G Hunter"
> <dogbrain_39560@xxxxxxxxx>
> To: "Tesla Coil Mailing List"
> <tesla@xxxxxxxxxx>
> Sent: Wednesday, November 05, 2008 4:53 PM
> Subject: Re: [TCML] Diesel for transformer oil?
> 
> 
> > I used 10 gallons of farm tractor hydraulic fluid to
> fill up my British pole pig.  The fluid has been in there
> since the 1990's.  So far, so good. This is the cheap,
> generic stuff sold in 5 gallon buckets at Sam's Club.
> I'm sure they still sell it.
> > 
> > Greg
> 
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