Definitely in US and Canada black is hot/live/painful/burnt and white is
neutral/slightly-tingly-to-the-touch. Green is earth ground. Red is used as
well when there is more than one switch in a circuit.
/\/\/\/*=Martin

----- Original Message -----
From: "Jinx" <joecolquitt@CLEAR.NET.NZ>
To: <PICLIST@MITVMA.MIT.EDU>
Sent: Wednesday, February 06, 2002 3:57 PM
Subject: Re: [EE]: Newbie Q. re: electrical outlet and SSR


> > Black is the "hot" lead, and is the one that you should interrupt.
> > In a series circuit, from an academic point of view, it does not
> > matter, but from a safety point of view, I should never be able
> > to touch a white wire that is hot. (loads of things violate this,
> > but that's how it should be)
>
> I've just repaired a couple of US-made vacuum testers. One
> had Black-White-Green mains wiring, the other Blue-Blue-
> Brown. Is there a standard for the US re colour-coding ? In
> NZ it's Brown (A) Blue (N) and Green/Yellow stripe (E). The
> striped Earth wire is so that people who are red/green colour-
> blind don't confuse the Earth and brown Active
>
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