Dwayne Reid wrote:

>> But I don't really see what should be unsafe when not connected
>> (assuming that the ground wire is properly grounded). I guess if I were
>> asked to design the wiring, I'd ground the ground wire separately. IMO
>> that's the purpose of a ground wire.
> 
> Think of what happens if the ground wire at the pole becomes 
> disconnected and where was no earth - neutral tie at the panel.  In 
> that case, the entire circuit is free to float.

I guess I wasn't clear. I see the point of having the neutral grounded at
the panel (and was assuming it continues to be grounded). But I still think
that having the ground wire grounded separately and not connected to the
neutral would be safer.

Gerhard

-- 
http://www.piclist.com PIC/SX FAQ & list archive
View/change your membership options at
http://mailman.mit.edu/mailman/listinfo/piclist