In message 
<[email protected]>, dated 
Tue, 22 Sep 2009, "Kunde, Brian" <[email protected]> writes:

>But internal to our equipment, what symbol do we use on conductors that 
>connect primary components such as line filters, power supplies, 
>motors, or accessible metal parts to the equipment base for safety 
>purposes? 

Why do you need a symbol at all? Isn't the colour code sufficient?
-- 
OOO - Own Opinions Only. Try www.jmwa.demon.co.uk and www.isce.org.uk
Things can always get better. But that's not the only option.
John Woodgate, J M Woodgate and Associates, Rayleigh, Essex UK

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