Drive Selection: Solution Details
Drive System: 2657W036CXR + 32A 169:1
Results of the Load Calculation
Load current | 634,82 | mA |
Load voltage | 11,42 | V |
Motor winding temperature | 69,33 | °C |
Motor housing temperature | 55,13 | °C |
Required motor torque | 32,9 | mNm |
Required motor speed | 1.013,1 | 1/min |
Output power | 2,44 | W |
Efficiency (over all) | 33,71 | % |
Overall Dimensions
Diameter | 32 | mm |
Length | 113,8 | mm |
Mass | 396 | g |
Motor Characteristic Data
(2657W036CXR)Nominal voltage | 36 | V |
Terminal resistance | 6,76 | Ω |
Torque constant | 58 | mNm/A |
No load speed | 5.800 | 1/min |
Stall torque | 306,9 | mNm |
Speed constant | 165 | 1/min/V |
Rotor inductance | 0,82 | mH |
Slope of n-M curve | 19,2 | 1/min/mNm |
Rotor inertia | 17 | gcm² |
Mechanical time constant | 3,4 | ms |
RTH2 Reduction | 30 | % |
Efficiency max. | 85 | % |

Gearhead Characteristic Data
(32A 169:1)Housing material | metal | |
Geartrain material | steel | |
Backlash at no load | 2 | ° |
Bearings on output shaft | ball bearings | |
Shaft load, max. radial | 100 | N |
Shaft load, max. axial | 30 | N |
Shaft press fit force, max. | 120 | N |
Number of gear stages | 3 | |
Reduction ratio | 169 | :1 |
Calculated reduction | 168.84926470588 | :1 |
Continuous torque | 4,5 | Nm |
Mass | 240 | g |
Efficiency, max. | 70 | % |
Gearshaft diameter | 6 | mm |
Geahead diameter | 32 | mm |

Motor and Gearhead Preselection (optional)
Motor series | All |
Gear series | All |
Global settings
Ambient temperature | 22 | °C |
Available diameter, max. | 100 | mm |
Available length, max. | 400 | mm |
Available supply voltage, max. | 75 | V |
Advanced settings
Available current, max. | 1 | A |
Efficiency, min. | 10 | % |
RTH2 Reduction | Default of motor. See info. | i |

Your entries
Load transmission | Gear reduction | |
Required load speed | 1 | 1/min |
Required load torque | 21 | Nm |
Reduction ratio i0 | 6 | :1 |
Efficiency, max. | 90 | % |