DEHi.iN OF WINDINGS A\l> INSULATION 87 



layers with the numbers of turns per layer set forth in 

 iintl 51. l'i'j. 50 shows in considerable detail 



The 5000 primary 



are thu> divided up . 



= 625 volts per coil. 



Its is again divided into f-g- = ) 70 volts per 



layer (as an average). 



Between the extreme tarns of tw< :lms 



he average a pressure of 140 volts. 1 la.l a smaller numlM-r 

 of j>! oils been r would 



have been greater, and an uiu-nni.. mil-ally large amount of space 

 would have had to be devoted to insulation i. .:.-.,. i. 

 layers. 



