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Harmonic actuator

Motion Control Products MAH

Hollow-shaft harmonic servo actuator: strain-wave gearing, motor, encoder and brake in one unit, run from a separate servo drive. Six frame sizes, from 48 VDC to 220 VAC.

Key specifications

Bore9–40 mm
Ingress protectionIP65 standard, IP67 optional
Rated torque (max)557 Nm
Peak torque (max)800 Nm
Speed (max)125 rpm
Ratio51–161:1
Sizes14, 17, 20, 25, 32, 40
Resolution (max)24 bit
Accuracy< 10 arc-sec
Rated life20,000 h
Mass (max)9.7 kg
EncoderAbsolute single-turn 19 or 24 bit, multi-turn 16 bit; incremental 10000 pulse/rev (x4)
Supply48 VDC, 110 VAC, 220 VAC

Series ranges as published; individual models vary. The full datasheet, drawings and CAD models are available on request.

Options

  • electromagnetic brake
  • IP67
  • low-temperature grease
  • absolute or incremental feedback

Typical applications

ExoskeletonsRehabilitation devicesCobotsLarge robot armsPrecision machiningArctic/harsh environmentsAntenna pointing

Often compared with

Engineers specifying this series often compare it with:

Other harmonic actuator series

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