"J.B. Wood"  wrote in   
   news:r4apb8$1st5$1@gioia.aioe.org:   
      
   > On 3/11/20 9:02 AM, Dimitris Tzortzakakis wrote:   
   >   
   >> as I am sure you know, measuring the PF on MV lines would need to   
   >> interrupt the circuit and mount potential and current   
   >> transformers to feed the measuring equipment.   
   >   
   > Hello, and that would certainly be the way via direct measurement,   
   > but hardly practical if you're dealing with something like a   
   > 34.5/19.9 kV 4-wire distribution system, as is common in my   
   > residential environs. I'm unsure if MV PF measurement equipment   
   > even exists.  Sincerely,   
   >   
   >   
      
     Somehow, they can tell at the generation point.   
      
     Not practical to examine in the field as you say.   
      
     I have seen sub stations with three sets of three phase feeds and   
   three sets of three huge banks of caps and 9 circuit interruptor   
   swing arms too.   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)