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   alt.engineering.electrical      Electrical engineering discussion forum      2,547 messages   

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   Message 847 of 2,547   
   DecadentLinuxUserNumeroUno to All   
   Re: 120/208 VAC Service   
   24 May 13 14:23:06   
   
   From: DLU1@DecadentLinuxUser.org   
      
   On Thu, 23 May 2013 06:10:59 -0400, "J.B. Wood"    
   wrote:   
      
   >On 05/22/2013 03:38 PM, Tom Biasi wrote:   
   >> I was just asking to see if you determined (measured) the 120° correctly.   
   >> No offense intended.   
   >> Tom   
   >   
   >Hello, and I did measure the L1-L2 voltage with a VOM and it indicated   
   >207.8 VAC.  The L1-N and L2-N measured 119.7 VAC.  The remaining slot on   
   >the twist-lock receptacle doesn't appear to be connected to anything.   
   >I'm also assuming the slot I identified as neutral (N) isn't a ground   
   >wire since for that case the receptacle would be intended as only a 208   
   >VAC single-phase outlet.  Sincerely,   
      
      
     It has to do with wye and delta transformation and the differences   
   between them with respect to where "ground" is and where "neutral" is.   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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