THE HEATING OF TRANSFORMERS 



1-21 



! 



ng curves f<.r ."-kv:i transformer in air and oil. Curve A in case 

 without oil ; Curve B in case with oil. 



100 



80 



20 



4 6 8 10 



Tt/nc in Mours on fit 



/2 



Curv 'c A * Jn /lir 



B / ; Ot/ 

 L,' curves f' nuiBfurmer in tit ami in il. 



