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[AMPS] 240VAC Amplifier Wiring

To: <amps@contesting.com>
Subject: [AMPS] 240VAC Amplifier Wiring
From: 2@vc.net (measures)
Date: Wed, 15 Nov 2000 08:17:44 -0800
>
>> It is potentially dangerous not to connect the cabinet of U. S. built
>> amplifiers to the Neutral wire.  This is true for 120v as well 240v
>> operation.
>
>Rich, I agree with this statement so long as the cabinet gets to the load
>center neutral only through a separate ground wire, not a current-carrying
>neutral attached to the cabinet.  The potential problem wouldn't be so
>pervasive if one can guarantee that 1) the neutral is always at ground
>potential, and 2) there is never a resistance (even if slight) between the
>neutral and the amp cabinet.  A dedicated gound (same potential as the
>neutral but no current flowing through it) keeps the cabinet safely in
>check.
>
Lots of home built amps use a standard, electric range "Y" cordset.  
These have 3 conductors.  Barring assult with a hacksaw, N is at ground 
potential.  

cheers

-  Rich..., 805.386.3734, www.vcnet.com/measures.  
end


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