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 Post subject: how to calculate SLG X/R from utility info?
PostPosted: Mon May 03, 2010 12:51 pm 

Joined: Sun Feb 14, 2010 11:27 pm
Posts: 7
I got utility information in the form of X0/R0 and X1/R1. What formula should I use for 3phase X/R calculation? I got the SLG X/R formula as [2(X1/R1) + X0/R0]/ 3.


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PostPosted: Wed May 05, 2010 9:24 am 

Joined: Sun Feb 14, 2010 11:27 pm
Posts: 7
Anyone? :confused:


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PostPosted: Wed May 05, 2010 10:00 am 
Sparks Level

Joined: Sun Dec 23, 2007 1:44 pm
Posts: 348
Location: Charlotte, NC
Hint.....X1/R1.


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PostPosted: Thu May 20, 2010 5:09 pm 

Joined: Sun Jul 22, 2007 5:00 pm
Posts: 33
Location: Stratham, SW Australia
The utility 3 phase X/R ratio is X1/Xo


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PostPosted: Thu May 20, 2010 6:29 pm 
Arc Level

Joined: Wed Jun 04, 2008 9:17 am
Posts: 428
Location: Spartanburg, South Carolina
mnewman wrote:
The utility 3 phase X/R ratio is X1/Xo


See acobb's hint.


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