A couple of questions if I may: 1 - what would be the cost of a
transformer such as you are displaying, and 2) what is the expected
voltage generated and the voltage input? I am new to this 'hobby'.
Thanks,
Bob in Bellflower.
On Fri, 22 Aug 2014 18:42:41 -0700 Yurtle Turtle via Tesla
<tesla@xxxxxxxxxx> writes:
>
http://s1050.photobucket.com/user/yurtleturtle/media/Untitled.png.html?so
rt=3&o=0
>
> This is my work in progress. I haven't updated it in quite some
> time. I think the only thing that's missing is the dedicated 100 amp
> breaker, and the line filters. It's probably not what I would have
> done from scratch, as it has evolved. Anyway, suggestions/comments
> are welcome.
>
>
>
> ________________________________
> From: David Sharpe <sparktron01@xxxxxxxxx>
> To: Tesla Coil Mail List <tesla@xxxxxxxxxx>
> Sent: Wednesday, August 20, 2014 7:09 AM
> Subject: [TCML] NIST High Voltage Laboratory Testing / Safety
> Reference
>
>
> Truly excellent reference for use when designing
> medium or high voltage equipment or performing HV lab work,
> from NIST. This document was referenced in a recent
> EDN e-blog. The great thing about this document is it
> is succinct, brief (9 pages), specific, and to the point.
>
> http://www.nist.gov/el/isd/mmc/upload/high_voltage_rules_revised.pdf
>
> One recommendation is the requirement of having "2"
> separate operations to turn on high voltage; this requires
> at a minimum a Main Disconnect (Lockable Safety Switch)
> and a start-stop push-button station with seal in contactor.
> This requirement supports my contention you should never
> "instant on" high voltage equipment. YMMV, but I've seen
> catastrophic, spectacular failures doing this.
>
> The additional requirements of a RTZ (Return to Zero) interlock,
> on all HV equipment is very interesting, and I'd bet less then
> 5% of the amateur Tesla Coil HV equipment built worldwide
> has that feature. But RTZ could save your life, and possibly
> infrastructure too. I am designing a solid state power controller
> with integral ballasting and current limit regulation (240V/100A)
> utilizing AC Chopper technology that I have decided to incorporate
> this feature into the design. An additional requirement is a
> flashing red beacon with the presence of High Voltage (if it
> doesn't interfere with testing). If the SG is not firing, you have
> no outward indication that there is high voltage present, which
> could
> have very dangerous consequences.
>
> I hope this document is useful to the Tesla Community
>
> Best Regards
>
>
> --
> Dave Sharpe, TCBOR/HEAS
> Chesterfield, VA USA
>
> Sharpe's Axiom of Murphy's Law
> "Physics trumps opinion!"
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> _______________________________________________
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>
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