External Rotor Continuous Incremental Encoder Torque Direct Drive Torque Motor

External Rotor Continuous Incremental Encoder Torque Direct Drive Torque Motor

●  Introduction

The TDB-150-037-NH-A direct drive torque motor features a flat, low-profile design with a 150 mm outer diameter, delivering 1 N·m continuous torque and 3.5 N·m peak torque. Its external rotor architecture provides superior torque density within a compact footprint. Closed-loop commutation is achieved through an incremental encoder, ensuring precise and reliable motion control. The direct drive structure eliminates the need for gearboxes, making maintenance significantly easier — offering the best cost-performance ratio without compromising positioning accuracy.
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Specification

PerformanceUnitPerformanceUnit
Continuous Torque1 N ·mPeak Torque3.5 N ·m
Continuing Current4.6 ArmsPeak Current16 Arms
rated power42 WTorque constant0.22 N ·m/Arms
Resistance@25℃2 Ohms L-LInductance1 mH
Back-EMF constant@25℃0.2 Vrms/rad/sMoment of Inertia0.001 Kg ·m^2
Accuracy±20 Arc secRepeatability±1.5 Arc sec
Max.Axial Load200 NMax.Moment Load10 N ·m
Axial Runout5 umRadial Runout5 um
Max.Speed400 RpmMass of Motor2.8 Kg
Pole Number16Resolution11740 Lines/Rev
Diameter150 mmHeight37 mm