Mic

Between L & N

Sent from my iPhone

Peter S. Merguerian
[email protected]
Go Global Compliance Inc.
www.goglobalcompliance.com
(408) 931-3303

On Sep 27, 2012, at 11:43 AM, Nic Johnson <[email protected]> wrote:

> Edition 3 of IEC 61010-1 added the following line to Section 9.6.1;
>  
> “A minimum of BASIC INSULATION is required between MAINS-connected parts of 
> opposite polarity
> on the supply side of the overcurrent protection device.”
>  
> Does anyone know what “opposite polarity” is supposed to mean in this 
> context?  It doesn’t appear to be in reference to DC voltage or plugs.  Does 
> this refer to multi-phase system only? 
>  
> Any clarifications or interpretations would be appreciated.
>  
>  
> Nic Johnson
> NCEE Labs
> 402-323-6233
>  
>  
>  
> -
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This message is from the IEEE Product Safety Engineering Society emc-pstc 
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http://product-compliance.oc.ieee.org/ can be used for graphics (in well-used 
formats), large files, etc.

Website:  http://www.ieee-pses.org/
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