Re: [TCML] Idle musings about surge suppressors

[Bert Hickman <bert.hickman@xxxxxxxxxx>]

Only MOV's inside - just bigger MOV's...

Bert
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Nick Andrews wrote:
> I wonder if maybe they were referring to the whole-house units which
> simply plug into your load center to allegedly protect everything
> from spikes.  They use 2 slots, 1 for each pole of the 240VAC.  I
> have installed a 100amp sub panel in my garage and was considering
> putting one in there as that is where I will power most of my
> experiments from, and the prices have dropped to only around 60 bucks
> from $100.  Has anyone taken one of these units apart to see what's
> inside?  If it's just MOVs then I won't waste my moola on one.
>
> Nick A
>
>
>
>
> > From: Gary.Lau@xxxxxx To: tesla@xxxxxxxxxx Date: Mon, 15 Mar 2010
> > 13:01:35 +0000 Subject: RE: [TCML] Idle musings about surge
> > suppressors
> >
> > Surge suppressors use MOV (Metal Oxide Varistors) to clamp
> > voltages.  Since you're talking about cutting off plugs, I assume
> > that you're talking about consumer-ready power strips, which
> > hopefully contain such devices.  I don't know what the circuit
> > configuration is for protected power strips, but I would assume
> > that any MOV's are simply in parallel with the power, and so
> > there's no concept of forwards vs. backwards.  Just plug the TC
> > into it.  No worry about frying it.
> >
> > I have 120V MOV's permanently wired inside my Variac case, from hot
> > to ground and from neutral to ground.  I have no idea how much
> > difference it makes, but it surely doesn't hurt and seems like a
> > good idea.
> >
> > Regards, Gary Lau MA, USA
> >
> > > -----Original Message----- From: tesla-bounces@xxxxxxxxxx
> > > [mailto:tesla-bounces@xxxxxxxxxx] On Behalf Of
> > > mrapol@xxxxxxxxxxx Sent: Monday, March 15, 2010 6:13 AM To: Tesla
> > > Coil Mailing List Subject: [TCML] Idle musings about surge
> > > suppressors
> > >
> > > I was just wondering if common surge suppressors have any use in
> > > coiling? They are designed to protect equipment from power spikes
> > > coming in, but could they work the other way, dampening surges
> > > going out from Tesla coils? Perhaps by physically reversing the
> > > surge suppressor--cutting off the plug and wiring it into the
> > > Tesla coil backward, then using a double-ended cord to connect to
> > > a wall plug? Or is a coil too much for it, frying all the
> > > circuitry at the first go?
> > >
> > > PBT
> >
> > _______________________________________________ Tesla mailing list
> > Tesla@xxxxxxxxxx http://www.pupman.com/mailman/listinfo/tesla
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