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Re: Ideas for HV Wiring.



Original poster: "rheidlebaugh by way of Terry Fritz <twftesla-at-qwest-dot-net>" <rheidlebaugh-at-zialink-dot-com>

RG59 TV coax is a long way from RG213 or RG8. I use RG213 core through tygon
tubing giving me 3/8 in of insulation around the wire. Your RG59 is less
than 1/16 in of insulation. I beleave you will be disappointed.
   Robert  H

> From: "Tesla list" <tesla-at-pupman-dot-com>
> Date: Wed, 30 Jan 2002 12:11:50 -0700
> To: tesla-at-pupman-dot-com
> Subject: Re: Ideas for HV Wiring.
> Resent-From: tesla-at-pupman-dot-com
> Resent-Date: Wed, 30 Jan 2002 12:18:09 -0700
> 
> Original poster: "sundog by way of Terry Fritz <twftesla-at-qwest-dot-net>"
> <sundog-at-timeship-dot-net>
> 
> Hmm.  coax sounds worth a try to me, I have a few hundred feet left on a
> 500' spool of RJ59 I bought to re-do all the cable TV drops in my house.  I
> think it's a 22 or 20ga center conductor.  Feeding it through tygon tubing
> sounds like a plan.  On that note - for feeding a drop through any
> substantial length of conduit/tubing/etc, I use a ball of twine and a wad of
> plastic (usually cigarette wrapper) or cotton bud.  Tie the twine to the
> wrapper, and then use a shop-vac to pull it through the tubing-conduit.  Tie
> the other end to the wire and just pull it on through. Don't suck the
> plastic or string into the vac, it may make a mess. Ran a fiber-optic drop
> *up* six stories like that in 15 min flat.
> 
> I'll throw a length of the coax on the floor, juice up the pig, and see how
> long (or if) it pops through to the grounded braid. No way in hell I'm going
> to touch the stuff while it's energized (Stupid Hurts), but if it keeps the
> HV where it belongs, it works.
> 
> Thanks Marc!
> ------------------------------------
> Shad (Sundog)
> G-1 #1203
> "To call someone crazy just shows
> you can't understand their views on Life."
> ----- Original Message -----
> From: "Tesla list" <tesla-at-pupman-dot-com>
> To: <tesla-at-pupman-dot-com>
> Sent: Wednesday, January 30, 2002 10:22 AM
> Subject: Re: Ideas for HV Wiring.
> 
> 
>> Original poster: "Metlicka Marc by way of Terry Fritz
> <twftesla-at-qwest-dot-net>" <mystuffs-at-orwell-dot-net>
>> 
>> 
>> 
>> Tesla list wrote:
>>> 
>>> Original poster: "Jim Lux by way of Terry Fritz <twftesla-at-qwest-dot-net>"
>> <jimlux-at-earthlink-dot-net>
>>> 
>>> 
>>> 
>>> That coax is usually low loss foam dielectric stuff, totally unsuited
> for
>>> HV.  For HV use, you want the stuff with a dielectric should be a solid
>>> translucent waxy substance (i.e. polyethylene or teflon).
>> 
>> 
>> Correct in that all the industrial hv cable i've worked with uses an
>> ultra high molecular weight poly of 1.5" for 2400v and upwards of 3" for
>> 15kv. This stuff you couldn't barely chip with Jed clampets best
>> whittling
>> knife. I would spend an hour on one splice until a lineman showed me the
>> nice little tool that clamped on the cable and with a few twists it cut
>> all three steps into the cable (like a big coax cutter). Each step for
>> the shield, the semi conductive layer and the poly dielectric. I will
>> not say i didn't have a few hv splices blow apart as soon as the power
>> was applied, A humbling expedience indeed, but in it i don't have any
>> doubts that a good coax would work on lower current coils. The best coax
>> might even work on medium current coils, At the first time i saw hv
>> cable i even said "it looks like BIG coax to me"
>> 
>> 
>> 
>> 
> 
> 
>