Shenzhen Haixincheng Technology Co.,Ltd
Shenzhen Haixincheng Technology Co.,Ltd is a high-tech enterprise specializing in the design, research and development, system integration and sales of motor, encoder, drive and motion control system.
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Torque Motors Low Voltage Supported High Dynamics And Accuracy Optimal Speed Control Stator OD 78mm
Torque Motors Low Voltage Supported High Dynamics And Accuracy Optimal Speed Control Stator OD 78mm
Smallest motors in our torque family
Compact design with large hollow shaft
Low voltage supported
High dynamics and accuracy
Optimal speed control
TMSL-X is the slot-less torque motor with improved torque specs
Torque Motor Performance
| Parameter | Remarks | Symbol | Unit | TM78-17 | TM78-25 | TM78-34 | TM78-60 | TM78-92 |
| Winding Type | N | Y | Y | Y | Y | |||
| Motor type | 3 phases synchronous Ironcore 220-380Vac rms (48V-600Vdc) | |||||||
| Peak torque | Magnet@25°C | Tp | Nm | 0.77 | 1.54 | 2.70 | 6.60 | 11.00 |
| Continuous torque | Coil@120°C | Tc | Nm | 0.68 | 1.66 | 2.63 | 5.29 | 8.82 |
| Maximum Speed | @Tc@48V | nmax | mrpm | 2200 | 1962 | 1296 | 484 | 220 |
| Maximum Speed | @Tc@48V | nmax | mrpm | 20000 | 17500 | 11500 | 4300 | 1900 |
| Motor Torque Constant | Kt | Nm/Arms | 0.14 | 0.16 | 0.24 | 0.64 | 1.4 | |
| Motor Constant | Coils@25°C | Km | N2/W | 0.006 | 0.019 | 0.034 | 0.093 | 0.340 |
Torque Motor Electrical
| Parameter | Remarks | Symbol | Unit | TM78-17 | TM78-25 | TM78-34 | TM78-60 | TM78-92 |
| Peak Current | Magnet@25°C | lp | Arms | 14.1 | 30.1 | 31.0 | 27.6 | 20.9 |
| Max.Continuous Current | Coil@110°C | lc | Arms | 4.9 | 10.5 | 11.0 | 8.3 | 6.3 |
| Back EMF Phase to Phase peak | 25℃+/-10% | Kep | V/krpm | 12 | 14 | 20 | 55 | 121 |
| Back EMF Phase to Phase RMS | C25℃+/-10% | Ke | V/krpm | 9 | 10 | 14 | 39 | 85 |
| Resistance Per Phase | Coil@25°C | Rph | Ω | 1.11 | 0.44 | 0.56 | 1.44 | 1.92 |
| Induction Per Phase | I<0.63lp | Lph | Mh | 1.78 | 0.97 | 1.34 | 4.48 | 6.53 |
| Electrical Time Constant | Coil@25°C | Te | Ms | 1.6 | 2.2 | 2.4 | 3.1 | 3.4 |
| Max. Continuous Power Loss | All coils | Pc | W | 102.5 | 190.9 | 266.7 | 390.0 | 297.2 |
| Poles | Nmag | nr | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
Torque Motor Thermal
| Parameter | Remarks | Symbol | Unit | TM78-17 | TM78-25 | TM78-34 | TM78-60 | TM78-92 |
| Thermal Resistance | Coils to mount. Sfc. | Rth | °C/W | 0.99 | 0.54 | 0.39 | 0.26 | 0.16 |
| Temperature Sensor | Tempeature Cut-off | Optional PTC 1kΩ/NTC | ||||||
Torque Motor Mechanical
| Parameter | Remarks | Symbol | Unit | TM65-17 | TM65-25 | TM65-34 | TM65-60 | TM65-92 |
| Stator OD | Ods | mm | 78 | |||||
| Rotor ID | Ods | mm | 29 | |||||
| Rotor inertia | JR | Kg*m² | 1.30E-05 | 2.50E-05 | 3.80E-05 | 7.60E-05 | 1.27E-04 | |
| Total Mass | W | kg | 0.28 | 0.44 | 0.65 | 1.3 | 2 | |
| Power Cable Type | Diameter | mm(mm2) | Leadwires (4*1.5mm2) | |||||
Torque Motor dimension drawing:
