PHA Series

Precision for highest demands. Helical gearing. Highest torsional and tilting stiffness. Backlash up to ≤1 arcmin. Flange output shaft. Synchronous servo motor EZ. Extremely compact. Highest power per unit volume. Large torque. High dynamic.

Type Ratio Max. perm. acceleration torque [Nm] Stall torque at the gear unit output [Nm] Max. perm. input speed in cyclic operation [1/min] Backlash [arcmin] Torsional stiffness [Nm/arcmin]
PHA321 5 – 10 24 – 65 8.1 – 41 6000 2 11 – 16
PHA322 20 – 50 52 – 65 18 – 44 8000 2 14 – 15
PHA421 4 – 10 41 – 130 17 – 84 5000 – 6000 1 21 – 39
PHA422 16 – 70 65 – 130 22 – 97 6500 – 8000 1 24 – 29
PHA521 4 – 10 77 – 320 38 – 201 5000 – 6000 1 55 – 98
PHA522 16 – 70 126 – 320 52 – 246 6000 – 7000 1 58 – 71
PHA721 4 – 10 192 – 700 80 – 451 4000 – 5000 1 117 – 185
PHA722 16 – 70 298 – 700 108 – 532 5000 – 6500 1 126 – 150
PHA821 4 – 10 557 – 1378 254 – 902 3500 – 4000 1 317 – 634
PHA822 16 – 100 521 – 2000 273 – 1543 4500 – 6000 1 305 – 484
PHA932 12 – 60 1618 – 5000 744 – 2977 3000 – 4500 1 1057 – 1240

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