









SERIES 



60 



c 



B = 



0.70 















MODEL 4280 

 UGDZh 4281 





HREIfT. FORI 











! 









MODEL 4282 





V - SHAPED FORM 



i 























































y^ 



n 























A 



^ 



/ 





















^^t 









/ 











1 4?80 & 4?82 1 — ^ 



^ 



^ 



4:?3i 



\ 



1 



f , 







-^ 





















-^ 



^ 



^ 















1 





R P M 







^ 



^ 



v^ 























^ 





















11. 



'i 



I 

























/ 



f' 



1 





















S H P 



t 



f 



/ 









J 























/ 



/ 



/ 





E H P 





















_A 





r 







^ 





















//^ 



^ 



T 



- ^= 



"~~- 



-^ 









E H P 



1 



A 





V 









S H P 









./ 





/ 































X 





^^ 





















,^ 



K 



> 



^ 



















<< 



^ 





*^^ 



<i^ 





















^^ 



Z^^ 

























38,000 



36,000 



34,000 



.32,000 



30,000 



28,000 



26,000 



24,000 



22,000 



20,000 



18,000 



16,000 



14,000 



12,000 



10,000 



8,000 



6,000 



4,000 



2,000 







10 



18 



20 



12 14 16 

 SPEED IN KNOTS 



Figure 66 - Comparison of Power, RPM, and Efficiency Curves 



XI-11 



