82 
DIRECT-CURRENT DYNAMOS AND MOTORS. 
130,000 
120,000 
110,000 
Inch. 
3 
3 
+ 90,000 
© 
k=] 
fo] 
o 
o 
i J 
Oo 
s 
°o 
60,000 
50,000 
ner Square 
Ss 
s 
S 
o 
Line 
uw 
x =) 
oO 
oO 
Oo 
ppt 4 
te 
t+-4+— 
44 
Cd 
+3 
| 
SSS} 
A hel 
| 8 
50 
400 150 200 20 300 350 400 450 500 550 600 650 700 
_ “amperes Turns ner Inch; 
Fic. 27.—MAGNETIZATION CURVES. 
750 800 850 900 950 1000 - 
