Suneast Intelligent Equipment Technology (Shenzhen) Co.Ltd
since 1984
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Direct Drive High Resolution Compact Design Linear Motor DDR Series
Suneast technology mastered the development of direct drive technology, and today offers the broadest range of direct-drive maintenance, free clean mechanical assembly. improved accuracy, higher throughput, better reliability, and smooth, quiet operation to suit a wide variety of machine design needs.
Features:
| DDR SERIE PARAMETER | |||||||
| Motor Function | Unit | TM11X1 | TM11X2 | TM16X1 | TM17X1 | TM18X1 | TM19X1 |
| RMS Current | A | 4.97 | 4.97 | 6 | 6 | 6 | 6 |
| Peak Current | A | 28 | 28 | 28 | 28 | 28 | 28 |
| Encoder Resolution | cnts/r | 180000 | 1184000 | 500000/ 1000000 | 500000/ 1000001 | 500000/ 1000002 | 3148800 |
| No. of pole-pairs | 16 | 16 | 16 | 16 | 16 | 32 | |
| Torque Constant | Nm/A | 0.4 | 0.4 | 0.34 | 0.6 | 1.85 | 2.7 |
| Back EMF constant | Vrms/m/s | 0.56 | 0.56 | 0.38 | 0.65 | 2.11 | 3 |
| Cogging Torque | Nm | ＜0.4 | ＜0.4 | ＜0.25 | ＜0.2 | ＜0.75 | ＜1.2 |
| RMS Torque | Nm | 1.988 | 1.988 | 2.04 | 3.6 | 11.1 | 16.2 |
| Peak Torque | Nm | 11.2 | 11.2 | 9.52 | 16.8 | 51.8 | 75.6 |
| MAX.Axial Loading | N | 20000 | 20000 | 20000 | 20000 | 20000 | 15000 |
| Max.Velocity | r/min | 500 | 600 | 700 | 700 | 700 | 750 |
| Repeatability | arcsec | ±8 | ±2.75 | ±4 | ±4 | ±4 | ±3 |
| positioning accuracy | arcsec | ±7 | ±2.97 | ±3 | ±3 | ±3 | ±1.5 |
| Rotor weight | Kg | 1.3 | 1.3 | 1 | 1 | 1.8 | 3 |
| Rotor inertia | Kg*m^2 | 0.0025 | 0.0025 | 0.0013 | 0.0013 | 0.0037 | 0.0089 |
| Inner diameter | mm | 48 | 48 | 10 | 10 | 25 | 20 |
| Outer diameter | mm | 127.5 | 127.5 | 108 | 108 | 108 | 180 |
| Height | mm | 108.5 | 105.5 | 60 | 60 | 120 | 220 |
TM35 DDR MOTOR
| TM35 DDR motor parameter | ||||
| RMS Current | Peak Current | Encoder Resolution | No. of pole-pairs | Torque Constant |
| 0.5 | 1.5 | 14400 | 4 | 0.08 |
| Rated Torque | Peak Torque | Rated Speed | Maximum Speed | Rphas to phase |
| 0.1 | 0.15 | 80 | 150 | 9.75 |
| Lphase to phase | Weight | Electrical time constant | Repeatability | |
| 0.22 | 0.17 | 0.02 | 0.025 | |
Vacuum-DD motor
Magnet-DD motor
| DDR SERIES | ||
| Specifications | Part No. | Lead Time |
| Magnet-DD motor | M27001000149A | 3-4 weeks after placing the order |
| Vacuum-DD motor | N27001001256A | |
DIFFERENCE BETWEEN DDR MOTOR, SERVER MOTOR AND STEP MOTOR
As the new product, DDR direct drive motor will take the place of mass traditional servo motor and step motor, which will become the important part for product optimization and upgrade.
| Parameter | DDR Direct Drive Motor | Servo Motor | Step Motor |
| Accuracy | High | Medium | Low |
| Torque | High | Medium | Low |
| Reliability | High | Normal | Normal |
| Speed | Low | High | Low |
| Keep accuracy | Good | Medium | Medium |
| Dynamic performance | Good | Normal | Low |
| Cost | High | Medium | Low |