In a pinch, I built a shopvac gap for a few bucks. It worked pretty well even until I melted it at 100 kVA. Yep 100 kVA and it held its own. In a pinch. PVC tee, and copper elbows and pipe and brass natural gas fittings.
On Monday, November 19, 2018, 8:53:52 AM EST, Liberty Rising <garretsontech@xxxxxxxxx> wrote:
Run the motor on a different circuit. 1/2 horse is kind of overkill to spin
a little disk. I think my SRSG is only 1/8 hp.
Also, at what variac setting does it blow the fuse / breaker?
On Sun, Nov 18, 2018 at 9:54 PM Daniel Kunkel <dankunkel@xxxxxxxxx> wrote:
> I finally got my SRSG online tonight. To my dismay I started blowing 30 amp
> fuses in my supply variac. I am hoping the list can help me figure out why
> this is happening...we have guests coming over for Thanksgiving and they
> are expecting a show!!! LOL
>
> When I was running the previous setup using a vacuum quenched single gap,
> my NST bank (15kv @ 120ma) was only pulling 10 amps using a total of 302 uF
> in PFC caps. I was expecting similar performance with the rotary gap.
>
> Basic specs are:
> 6.5 x 26.5" secondary with 1,057 turns or 22 awg
> .033uF MMC
> 1.8 kva NST's
> Terry Filter
> 1/2 HP, 3,600 RPM motor
> 2 flying electrodes (1/8" tungsten, through disc design), for 120 BPS
>
> Thanks for any insight,
> ~Dan
> Kansas City area
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