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


Series Size Ratio Type
CSF 45 100 2UH
Gear 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
Gear Performance Data
Rated Torque L10 353 Nm
Limit for Average Torque 500 Nm
Limit for Repeated Peak Torque 755 Nm
Limit for Momentary Peak Torque 1,570 Nm
Starting Torque 43 Ncm
Backdriving Torque 51 Nm
Ave. Input Speed 3,000 rpm
Standard Accuracy 1 arc min
Mass 7 kg
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) 0.11 m
Offset (R) 0.01 m
Basic Dynamic Rated Load (C) 230 10^2 N
Basic Static Rated Load (Co) 426 10^2 N
Allowable Moment Load (Mc) 686 Nm
Moment Stiffness (Km) 141 10^4 Nm / rad

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