PA Series

Precision for highest demands. Helical gearing. High torsional stiffness. Backlash up to ≤1 arcmin. Robust solid 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]
PA321 3 – 10 15 – 65 4.9 – 43 6000 – 8000 2 4 – 5.7
PA322 12 – 50 32 – 65 11 – 45 8000 3 4.1 – 4.6
PA421 3 – 10 25 – 120 11 – 85 5500 – 7000 2 9 – 13
PA422 12 – 80 32 – 120 11 – 89 6500 – 8000 3 9.2 – 11
PA521 3 – 10 58 – 300 23 – 230 4500 – 6500 1 25 – 36
PA522 12 – 70 97 – 300 32 – 229 6000 – 7000 2 25 – 28
PA721 3 – 10 155 – 700 77 – 456 3700 – 6000 1 50 – 65
PA722 12 – 80 182 – 700 66 – 532 5000 – 6500 2 52 – 54
PA821 3 – 10 422 – 1392 194 – 729 3000 – 4500 1 153 – 220
PA822 12 – 100 467 – 1600 219 – 1234 4500 – 6000 2 148 – 172

We use cookies to ensure you have the best browsing experience on our site. By using our site, you acknowledge you have read and understand our Privacy Policy. For additional information, please check out our Terms of Use.