Harmonic Drive LLC | 247 Lynnfield St. Peabody, MA 01960 | 800-921-3332
Harmonic Drive and Harmonic Planetary are registered trademarks of Harmonic Drive LLC.


Gear options

Motor selection

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Although the motor and gear data used on this site is believed to be accurate, no warranty is expressed or implied regarding the accuracy, adequacy, completeness, reliability or usefulness of this information. Additionally, this software matches the mechanical performance characteristics of the selected motors and gears. Not all matches represented here may be suitable for your intended application. Please confirm all specifications and performance calculations before ordering any product. Contact our engineering department if you should need any assistance.

Series Size Ratio Type Output Configuration Motor Code
CSF 45 160 GH
  • Zero Backlash
  • Accuracy <1 arc-min
  • High Efficiency
  • High load capacity output bearing
* Please select all options above to download files
**Drawing does not include modified features for mounting the selected motor.

Motor Performance
Motor Rated Torque {{formatNumber(foundMotor.ratedTorque) }} Nm
Motor Torque @ Rated Speed or Stall {{formatNumber(foundMotor.torqueAtRatedSpeedOrStall) }}
Motor Peak Torque (@rated Speed) {{ formatNumber(foundMotor.peakTorqueRating) }} Nm
Motor Rated Speed {{ formatNumber(foundMotor.ratedSpeed) }} rpm
Motor Max. Speed {{ formatNumber(foundMotor.maxSpeed) }} rpm
Motor Peak Stall Torque {{ formatNumber(foundMotor.peakStallTorque) }} Nm
Motor Rated Output {{ formatNumber(foundMotor.ratedOutput) }} W
Motor Drive System Voltage {{ formatNumber(foundMotor.driveSystemVoltage) }} Vac
Motor Bus Voltage {{ formatNumber(foundMotor.busVoltage) }} Vdc
Motor Mechanical Data
Motor Dim A - Motor Pilot Dia. {{ formatNumber(foundMotor.dimA) }} mm
Motor Dim B - Motor Pilot Length {{ formatNumber(foundMotor.dimB) }} mm
Motor Dim C - Motor Bolt Circle Dia. {{ formatNumber(foundMotor.dimC) }} mm
Motor Dim D - Motor Bolt Hole Dia. {{ formatNumber(foundMotor.dimD) }} mm
Motor Dim E - Motor Square Flange {{ formatNumber(foundMotor.dimE) }} mm
Motor Dim F - Motor Shaft Diameter {{ formatNumber(foundMotor.dimF) }} mm
Motor Dim G - Motor Shaft Length {{ formatNumber(foundMotor.dimG) }} mm
Rotor Inertia {{foundMotor.rotorInteria}} kg-cm^2
Motor Mass {{foundMotor.mass}} kg
Gearhead Model Number
Gear Dimensions (see drawing)
Flange Dim A - Motor Adapter Flange Bore Dia. {{foundMotor.flangeDimA}} mm
Flange Dim B - Motor Adapter Flange Bore Depth {{foundMotor.flangeDimB}} mm
Motor Dim C - Motor Bolt Circle Dia. {{foundMotor.dimC}} mm
Flange Dim D - Bolt Size {{foundMotor.flangeDimD}}
Coupling Dim F - Motor Coupling Bore Dia. {{foundMotor.couplingDimF}} mm
Mass kg
Gearhead Performance Data
Rated Torque L10 402 Nm
Rated Torque L50 687 Nm
Limit for Average Torque 630 Nm
Limit for Repeated Peak Torque 882 Nm
Limit for Momentary Peak Torque 1,910 Nm
Starting Torque 79 Ncm
Backdriving Torque 152 Nm
Max. Input Speed 3,800 rpm
Ave. Input Speed 3,000 rpm
Standard Accuracy 1 arc min
Torsional Stiffness
T1 76 Nm
K1 18 10^4 Nm / rad
T2 275 Nm
K2 29 10^4 Nm / rad
K3 33 10^4 Nm / rad
Output Bearing
Pitch Circle Diameter (dp) 0.12 m
Offset (R) 0.01 m
Basic Dynamic Rated Load (C) 416 10^2 N
Basic Static Rated Load (Co) 760 10^2 N
Allowable Moment Load (Mc) 797 Nm
Moment Stiffness (Km) 100 10^4 Nm / rad
Permissible Radial Load 5,962 N
Permissible Axial Load 8,899 N

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