Motors

See also

NAO - Technical overview

V5 | V4 | V3.3 | V3.2

H25 - Motors | H21 - Motors | T14 - Motors | T2 - Motors

Location

../../_images/hardware_motortype_h25V5.png

Motors

  Motor type 1 Motor type 2 Motor type 3 Motor type 4
Model 22NT82213P 17N88208E 16GT83210E DCX16S01GBKL651
No load speed 8 300 rpm ±10% 8 400 rpm ±12% 10 700 rpm ±10% 12 700 rpm ±10%
Stall torque 68 mNm ±8% 9.4 mNm ±8% 14.3 mNm ±8% 22.4 mNm ±8%
Nominal torque 16.1 mNm 4.9 mNm 6.2 mNm 5.53 mNm

Speed Reduction ratio

For each motor, there are several types of speed reduction ratio:

  Motor type 1 Motor type 2 Motor type 3 Motor type 4
Type A 201.3 50.61 150.27 150.27
Type B 130.85 36.24 173.22  

Arms

Joint Motor Reduction ratio
ShoulderPitch Type 3 or Type 4 Type A
ShoulderRoll Type 3 Type B
ElbowYaw Type 3 Type A
ElbowRoll Type 3 Type B

Hands

Joint / Actuator Motor Reduction ratio
WristYaw Type 2 Type A
Hand Type 2 Type B

Legs

Joint Motor Reduction ratio
HipYawPitch Type 1 Type A
HipRoll Type 1 Type A
HipPitch Type 1 Type B
KneePitch Type 1 Type B
AnklePitch Type 1 Type B
AnkleRoll Type 1 Type A
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