Family HS-20-III

SitoDrive HS-20-III Harmonic Drive SHF-20-III High Precision Strain Wave Gear Reducer for Automation Robot Medical Stepper Motor

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The reducer requires a motor adapter for connection. Please contact us for custom adapters.

HS-20-III

Integrated harmonic reducer

Diameter: 90 mm

Thickness: 29 mm

Weight: ≤0.75 kg

HS-20-III Parameter
Gear Ratio	30	50	80	100	120
Rate Torque at 2000 rpm [Nm]	15	25	34	40	40
Limit for Repeated Peak Torque [Nm]	27	56	74	82	87
Limit for Average Torque[Nm]	20	34	47	49	49
Limit for Momentary Peak Torque [Nm]	50	98	127	147	147
Maximum Input Speed [rpm]	6500	6500	6500	6500	6500
Limit for Average Input Speed [rpm]	3500	3500	3500	3500	3500
Moment of Inertia [Ix10^-4 kgm^2]	0.193	0.193	0.193	0.193	0.193
Backlash [Arcsec]	≤20	≤20	≤10	≤10	≤10