1-20
Engineering Guide CDA3000
1  Analysis of task
Lifting gear, conveyor systems, piston compressors, rolling 
mills  
Extruders  
M
L
 = constant
P  ~ n
(1) Break-away torque
Figure 1.18 Load characteristic: Lifting gear, conveyor systems, piston com-
pressors, rolling mills
M
L
 = f (n)
P  = f (n)
Figure 1.19 Load characteristic: Extruders
n
P
M
L
M
L
,
 
P
(1)
n
M
L
,
 
P
P
M
L