Double flux-crossed design increases clutch torque

The new Mönninghoff type 450 double flux-crossed clutches achieve more torque in compact dimensions. There are three sizes with rated torques of 500 to 2000Nm, and the largest model has an outside diameter of only 315mm. Double flux-crossed electromagne

The new Mönninghoff type 450 double flux-crossed clutches achieve more torque in compact dimensions.  There are three sizes with rated torques of 500 to 2000Nm, and the largest model has an outside diameter of only 315mm.  Double flux-crossed electromagnetic clutches present on economic and compact switching element for low to medium speeds.  These models are available in the UK through Lenze Ltd.-

Electromagnetic clutches work by passing magnetic flux that is generated by a coil from plate to plate through ‘poles’.  The poles attract and the resulting force is used to create friction.  Usually one pair of poles is used, analogous to a horseshoe magnet.  However the Mönninghoff double flux-crossed design creates two pairs of poles by careful segmentation of the plates.  This theoretically doubles the forces, although in practice there are some losses, leading to a big increase in friction torque.

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