Rockwell Automation 150 MNL/SMC DIALOG+/APP-PROD GUIDE - Manual (Page 177)

Reference 10-15
Torque Characteristics on
Common Applications This chart offers a quick guideline on the torque required to
breakaway, start and run many common applications.
Table 10.N Torque Characteristics
Application
Load Torque as Percent of Full
Load Drive Torque
Breakaway Accelerating Peak Running
Agitators:
Liquid
Slurry 100
150 100
100 100
100
Blowers, centrifugal:
Valve closed
Valve open 30
40 50
110
40
100
Blowers, positive-displacement, rotary, bypassed 40 40 100
Card machines, textile 100 110 100
Centrifuges (extractors) 40 60 125
Chippers, wood, starting empty 50 40 200
Compressors, axial-vane, loaded 40 100 100
Compressors, reciprocating, start unloaded 100 50 100
Conveyors, belt (loaded) 150 130 100
Conveyors, drag (or apron) 175 150 100
Conveyors, screw (loaded) 175 100 100
Conveyors, shaker-type (vibrating) 150 150 75
Draw presses (flywheel) 50 50 200
Drill presses 25 50 150
Escalators, stairways (starting unloaded) 50 75 100
Fans, centrifugal, ambient:
Valve closed
Valve open 25
25 60
110
50
100
Fans, centrifugal, hot:
Valve closed
Valve open 25
25 60
200
100
175
Fans, propeller, axial-flow 40 110 100
Feeders, (belt) loaded 100 120 100
Feeders, distributing, oscillating drive 150 150 100
Feeders, screw, compacting rolls 150 100 100
Feeders, screw, filter-cake 150 100 100
Feeders, screw, dry 175 100 100
Feeders, vibrating, motor-driven 150 150 100
Frames, spinning, textile 50 125 100
Grinders, metal 25 50 100
Ironers, laundry (mangles) 50 50 125
Jointers, woodworking 50 125 125