Re: Triggered gap tip

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

Original poster: "Steve Greenfield by way of Terry Fritz <twftesla-at-qwest-dot-net>" <alienrelics-at-yahoo-dot-com>

> > A motor "run" cap is made for continuous placement
> across the AC line
> > drawing lots of current.  They will not fail (poly
> oil).  Although they are
> > very expensive, used and surplus ones go for a few
> dollars.  At this value
> > (~2uf) there are solid poly caps that would work
> fine too for ~$5 from like
> > DigiKey.
> > 
> > 1uF     P10943-ND
> > 2uF     P10944-ND
> > 3uF     P10945-ND
> > 
> > Data sheet at:
> >
>
http://www.maco.panasonic.co.jp/www-data/pdf/ABD0000/ABD0000CE35.pdf

I notice that Digikey also carries other Panasonic
polypropylene caps, lower values but higher voltages.
.47uF at 400V is $1.74 each if you buy 10, $1.27 each
if you buy 100.

They are made for high current high frequency:
http://www.panasonic-dot-com/industrial/components/pdf/ef058_ecqp_u_dne.pdf

Is there any reason why these wouldn't also be
suitable?

Steve Greenfield


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