You need a 220 gfci. Separate gfci's for each side of a 240 line will not
work. A gfci looks for a difference in current between the two wires
connecting it.
73
Gary K4FMX
> -----Original Message-----
> From: amps-bounces@contesting.com [mailto:amps-bounces@contesting.com]
> On Behalf Of Shane Youhouse
> Sent: Monday, April 04, 2011 3:42 PM
> To: amps@contesting.com
> Subject: Re: [Amps] 4 wire 240VAC service? What to do now?
>
> The absolute safest method, using old tech 3 wire amplifiers if you have
> a
> 4 wire cord is to install a GFCI on each leg of the 220. Use it to plug
> in a wall wart or reading lamp, keep it balanced.
>
> If you end up in a case where you're going to have power on the case,
> the
> GFCI(s) will blow. t least, in my worst case it did.
>
> USUALLY cheaper than running new power to the shack, complete with 4
> wires.
>
>
> --Shane
> KD6VXI
>
>
> On Mon, 04 Apr 2011 09:34:34 -0700, Jim Brown
> <jim@audiosystemsgroup.com>
> wrote:
>
> > On 4/4/2011 8:26 AM, Commander John wrote:
> >> I twisted the 2 grounds together and installed them in the center pin
> >> jack as it was that or cut one off.
> >> Is there a better way?
> >
> > PLEASE go back and STUDY what I and several others have written
> several
> > times in this thread, and in the power and grounding tutorial that's
> on
> > my website. http://audiosystemsgroup.com/publish.htm
> >
> > NEVER, EVER, connect NEUTRAL to GROUND at any point other than the
> point
> > where it enters the building. The proper connections to your amplifier
> > are the two 240V hot wires and the green wire. The neutral must NOT be
> > connected.
> >
> > 73, Jim K9YC
> > _______________________________________________
> > Amps mailing list
> > Amps@contesting.com
> > http://lists.contesting.com/mailman/listinfo/amps
>
>
> --
>
>
> It's a sad state of affairs when your tubes don't have handles but your
> dummy load does.
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