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HoSM Series Frameless Torque Motors
- 135 mm
- 176 mm
- 220 mm
- 260 mm
- 280 mm OD
HoSM series torque motors are new motor series for direct-drive applications. They are designed to deliver the high torque at low rated speeds with hollow shaft systems. HoSM series hollow shaft torque motors are the perfect solutions for your directly driven system designs which require high torque in small volumes.
Please contact MDS Motor Ltd. for your new custom motor specifications. We can optimize any of our torque motors for your needs. MDS Motor Ltd. is expert in providing optimized custom solutions for your applications.
HoSM series hollow shaft synchronous motor product family includes both low voltage (24/48V) and high voltage (310/560V) synchronous motors.
Features
- Frames sizes from 135mm up to 280mm
- 5 Different frame sizes with 3 different stacks
- 24V/48V and 310V/560V voltage options
- Maximum torque-per-weight ratios
- Rated torques up to 106Nm
- Peak torques up to 424Nm
- Rated speeds up to 1910rpm
- Rare-earth neodymium iron boron magnets
- Isolated stator windings
- AC windings with custom winding options
Benefits
- Low back-EMF total harmonic distortion (THD)
- Low cogging torque
- Low torque ripple to have smooth torque output
- Direct system integration
Options
- Feedback options: resolver and encoder
- Different connector alternatives
| Product | A | B | C | D (Motor Length) | ||
|---|---|---|---|---|---|---|
| (mm) | (mm) | (mm) | (mm) | |||
| Face Option | Flange Option | Inner Dia. | Short | Middle | Long | |
| HoSM-135 | 135 | 174 | 19 | 130.4 | 155.4 | 180.4 |
| HoSM-176 | 175.3 | 220 | 48 | 130.0 | 154.9 | 180.8 |
| HoSM-220 | 217 | 260 | 63.5 | 145.0 | 175.0 | 205.0 |
| HoSM-260 | 260 | 306 | 65 | 155.4 | 190.4 | 225.4 |
| HoSM-280 | 280 | 330 | 73 | 153.0 | 188.0 | 223.0 |
For mounting details, please contact MDS Motor
Speed Values of Low Voltage HoSM Series
24V
48V
Speed Values of High Voltage HoSM Series
310V
560V
Torque Values of Low Voltage HoSM Series
Rated Torque (Tr)
Peak Torque (Tp)
Torque Values of High Voltage HoSM Series
Rated Torque (Tr)
Peak Torque (Tp)
| Product | Outer Diameter (mm) | Rated Torque (Nm) | Peak Torque (Nm) | Datasheet |
|---|---|---|---|---|
| HoSM-135 | 135 (174) | 4.0 - 10.2 | 7.5 - 37.5 | |
| HoSM-176 | 175.3 (220) | 10.8 - 29.8 | 18 - 98.8 | |
| HoSM-220 | 219 (260) | 19.2 - 51.7 | 31.3 - 182.6 | |
| HoSM-260 | 260 (306) | 34.2 - 89.8 | 54.3 - 351.3 | |
| HoSM-280 | 280 (330) | 40.5 - 106.0 | 69.0 - 424 |