Ideal for precision servo applications, the PH Series ServoFit® Precision Gearhead is designed for applications requiring high torsional stiffness and tilting rigidity. This inline unit has a flange output and short motor adapter length for easy and secure motor mounting. The PH series speed reducer has a backlash of ≤3 arcmin and readily attaches to any servo motor.
|
Type |
Ratio |
Max. perm. acceleration torque [Nm] |
Weight [kg] |
Max. perm. input speed in cyclic operation [rpm] |
Backlash [arcmin] |
Torsional stiffness [Nm/arcmin] |
|---|---|---|---|---|---|---|
| PH321 | 5 – 10 | 50 – 65 | 1.7 – 2.3 | 6000 | 4 | 11 – 16 |
| PH322 | 20 – 100 | 50 – 65 | 1.7 – 2.2 | 8000 | 4 | 12 – 15 |
| PH421 | 4 – 10 | 100 – 130 | 3.9 – 4.6 | 5000 – 6000 | 3 | 21 – 39 |
| PH422 | 16 – 100 | 100 – 130 | 4.6 – 5.2 | 6500 – 8000 | 3 | 20 – 29 |
| PH521 | 4 – 10 | 250 – 320 | 6.6 – 8.3 | 5000 – 6000 | 3 | 55 – 98 |
| PH522 | 16 – 100 | 250 – 320 | 8.1 – 8.8 | 6000 – 7000 | 3 | 52 – 71 |
| PH721 | 4 – 10 | 500 – 700 | 12 – 16 | 4000 – 5000 | 3 | 117 – 185 |
| PH722 | 16 – 100 | 500 – 700 | 15 – 16 | 5000 – 6500 | 3 | 112 – 150 |
| PH821 | 4 – 10 | 1200 – 1700 | 35 | 3500 – 4000 | 3 | 317 – 634 |
| PH822 | 16 – 100 | 1200 – 2000 | 40 – 44 | 4500 – 6000 | 3 | 305 – 484 |
| PH932 | 12 – 60 | 4500 – 5000 | 71 – 75 | 3000 – 4500 | 3 | 1057 – 1240 |
| PH1032 | 18 – 60 | 6912 – 7500 | 86 – 91 | 3000 – 4500 | 3 | 1602 – 1778 |
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