These are the standard colors for line cords with only one phase present. 
It became a standard
on all the medical stuff I worked on here in the US.  I used to practice 
saying to myself "Brown is BLACK!"  I don't know what they would use for 
another leg?

----- Original Message ----- 
From: "Danny Sauer" <piclist@dannysauer.com>
To: "Microcontroller discussion list - Public." <piclist@mit.edu>
Sent: Tuesday, January 03, 2006 1:06 PM
Subject: Re: [EE]: Checking home wiring with a multimeter


> Roy wrote regarding 'RE: [EE]: Checking home wiring with a multimeter' on 
> Tue, Jan 03 at 14:58:
>> I am not sure about Europe but the "international colour code"
>>
>> Brown for live phase 230v or 115v
>> Blue for neutral (In NZ the neutral is tied to earth at the
>> switchboard).
>> Green with yellow strip for earth.
>
> How come my US electrical box is full of red (-110 relative to
> neutral), black (+110v relative to neutral), and white or green
> (neutral) wires?  :)
>
> --Danny
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