Re: Finished with Isolation Transformer.

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

Original poster: "Godfrey Loudner by way of Terry Fritz <teslalist-at-qwest-dot-net>" <ggreen-at-gwtc-dot-net>

Great job Rick. I really like that transparent tank. One of my x-ray
transformers would look so great inside a transparent tank. Can you say a
few words about how you made the tank.

Godfrey Loudner

----- Original Message -----
From: "Tesla list" <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Monday, February 24, 2003 8:48 AM
Subject: Finished with Isolation Transformer.


 > Original poster: "Richard W. by way of Terry Fritz <teslalist-at-qwest-dot-net>"
<potluck-at-xmission-dot-com>
 >
 > Hi all,
 >
 > Finally finished the isolation transformer I've been working on.
 >
 > Specs:
 >
 > All wire #10 magnet wire
 > Transformer is under oil
 >
 > 6.2 KVA -at- 240 vac input
 > 7.28 KVA -at- 280 vac input
 >
 > Three primaries -at- 240-280 vac
 > Four secondary pairs ... Each pair = two 60-70 vac coils -at- 13 amps
 >
 > Isolation:
 > Secondary to core and secondary to primary insulation:
 > 2 sheets 1/16" polypropylene sheet from McMaster Carr
 > 40 KVDC (calculated to 75KV at 600v per mil for the polypropylene used)
 >
 > Core cross-section = 6.25 x 2.25 (14.0 sq in)
 >
 > Tested with 23.4 amp load powering a kitchen oven. After 1/2 hour the
 > containment temperature was slightly over room temp.
 >
 >
 > Will be used to power a MOT bank.
 >
 >
 > ftp://ftp.xmission-dot-com/pub/users/p/potluck/pics/Isolation2.JPG
 >
 >
 > Rick W.
 > Salt Lake City
 >
 >
 >
 >
 >
 >