PK Series

Our newly developed STOBER right-angle planetary gear units are especially impressive thanks to their outstanding precision and performance, as well as very low backlash, high torsional stiffness and exceptionally constant speed.
Availability: P5K − P7K: 03/20 │ P8K − P9K: 05/20

Drive unit made of leading multi-stage right-angle gear unit and rugged planetary output stage. Rugged solid shaft. Compact motor adapter. Fast and easy motor attachment. Attachable to all common synchronous servo motors.

Type

Ratio

Max. perm. acceleration torque [Nm]

Max. perm. input speed in cyclic operation [rpm]

Backlash [arcmin]

Torsional stiffness [Nm/arcmin]

P5K 12 – 280 200 – 385 5000 – 7000 2 – 5 22 – 29
P7K 12 – 561 407 – 840 4500 – 7000 1.5 – 4.5 39 – 53
P8K 12 – 555 676 – 1867 4000 – 6500 1.5 – 4.5 81 – 132
P9K 28 – 485 2191 – 3105 3800 – 5500 3.5 303 – 305

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