Position of the torque arm
The following figure shows the possible positions of the torque arm with the corresponding angle specifications for the helical-worm gear units, K..9 helical-bevel gear units, and SPIROPLAN® right-angle gear units.

The gear units in the following table have exceptions for the position of the torque arm:
Gear unit | Impossible position |
|---|---|
W..29, W..39 | 90° |
W..10 – W..30 W..19 – W..49 K..9 | 135° |
For more information about torque arms, refer to the respective dimension sheets of the gearmotors.
Gearmotor | Dimension sheets on page |
|---|---|
Helical-bevel gearmotors | |
Helical-worm gearmotors | |
SPIROPLAN® right-angle gearmotors |
