dave in some states you are requiered to use a four wire connect because the
neutral and ground bus are isolated from each other and in most older setups
the ground bar and neutral are tied together so it's going to depend on
local code
----- Original Message -----
From: "Dave Massey" <105671.471@compuserve.com>
To: "Barry Schwartz" <bschwart@pacbell.net>
Cc: <triumphs@autox.team.net>; <spitfires@autox.team.net>
Sent: Friday, February 20, 2004 8:47 AM
Subject: 230 V Wiring question (semi LBC)
> Message text written by Barry Schwartz
> >I am now ready to wire the new service for the new Hobart 230 VAC mig
> welder and the new two stage compressor (for LBC work of course) in the
> garage
> There are three connections to wire the 230V plug, a rather large vertical
> spade, a smaller vertical spade, and the usual U shaped lower middle
> connector. The plug looks like a very large 115V grounded plug (if you
> have seen a typical welding plug you know what I am talking about) but my
> question since there are actually four wires servicing the house ( 115V,
> 115V, neutral, and ground) is in reference to the ground/neutral and are
> the connections as follows: 115V to large spade. Other 115V to smaller
> spade. Now, to the actual question, is the U shaped connector connected
to
> the ground or the neutral bar?
> <
>
> Ground. Your loads are 230 volt only and there is no connection to
> neutral. The ground is a safety measure to protect you from electrocution
> in the event of an insulation failure in the equipment.
>
> Dave
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