﻿150 
  Dr. 
  Drysdale 
  on 
  the 
  Use 
  of 
  Shunts 
  and 
  Transformers 
  

   Fig. 
  4. 
  — 
  Relation 
  of 
  Magnetizing 
  and 
  Core-loss 
  Currents 
  to 
  Induction. 
  

  

  3500 
  35 
  

  

  c 
  2000 
  e 
  20 
  

  

  1500 
  -IS 
  

  

  1000 
  -10 
  

  

  SOO 
  -05 
  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

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  'V 
  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  

  1000 
  2000 
  3000 
  4-00C 
  SOOO 
  60CO 
  7000 
  6000 
  

  

  9000 
  10000 
  

  

  B 
  in 
  Gausses. 
  

  

  relation 
  of 
  the 
  magnetizing 
  and 
  core-loss 
  currents 
  to 
  the 
  

   core 
  induction, 
  determined 
  experimentally. 
  

  

  Figs. 
  5 
  and 
  6 
  show 
  the 
  connexions 
  for 
  determining 
  the 
  

  

  

  Fig. 
  5. 
  — 
  Connexions 
  for 
  Current 
  Test. 
  

  

  

  current 
  and 
  P.D. 
  ratios 
  and 
  phase 
  displacements. 
  The 
  

   current 
  ratio 
  is 
  determined 
  by 
  an 
  ordinary 
  wattmeter 
  instead 
  

  

  