The selection of the free-wheel is first determined by the application. Based on this application, the data for determining the size of the freewheel shall be defined. The installation conditions also influence the choice.
Application overrunning clutches
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Type of drive motor
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Torque / nominal torque of electric motors
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In combustion engines, please consult
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Nominal torque
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Range of drive speed
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Mass moment of inertia "J" of the driven masses
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Range of overrunning
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Number of starting processes, based on the life time
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Shaft diameter
Application non return devices
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Number of circuits per minute
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Switching angle
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Static torque
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Mass moment of inertia "J" of the driven masses
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Maximum acceleration of the drive
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Number of shifts in relation to the life time
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Shaft diameter
Application backstops
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Static back torque
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Maximum dynamic reverse torque due to the elasticity of the locked parts (e.g. belt conveyor pump station/drive
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Range of overrunning
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Number of load bearing within the lifetime
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Shaft diameter
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