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BMS10-18

Product catalog summary

Overview: The Orbray BMS Brushless Motor Series BMS10-18 is a high-performance motor equipped with Hall sensors and sleeve bearings. It is designed for precision applications requiring reliable and efficient operation.

Specifications:

Nominal Voltage: 7.4V for BMS10-1803 and 12.0V for BMS10-1806.
No Load Speed: 31,300 rpm for BMS10-1803 and 32,500 rpm for BMS10-1806.
No Load Current: 63 mA for BMS10-1803 and 68 mA for BMS10-1806.
Stall Torque: 4.54 mNm for BMS10-1803 and 5.24 mNm for BMS10-1806.
Stall Current: 2,140 mA for BMS10-1803 and 1,621 mA for BMS10-1806.
Output Power: 4.5 W for BMS10-1803 and 5.2 W for BMS10-1806.
Max Efficiency: 69% for BMS10-1803 and 63% for BMS10-1806.
Terminal Resistance: 2.99 Ω for BMS10-1803 and 6.38 Ω for BMS10-1806.
Rated Torque: 0.63 mNm for BMS10-1803 and 0.68 mNm for BMS10-1806.
Rated Speed: 27,000 rpm for BMS10-1803 and 28,300 rpm for BMS10-1806.
Rated Current: 351 mA for BMS10-1803 and 269 mA for BMS10-1806.
Friction Torque: 0.14 mNm for BMS10-1803 and 0.23 mNm for BMS10-1806.
Back-EMF Constant: 0.229 mV/rpm for BMS10-1803 and 0.354 mV/rpm for BMS10-1806.
Torque Constant: 2.19 mNm/A for BMS10-1803 and 3.38 mNm/A for BMS10-1806.
Slope of N-T Curve: 5,949 rpm/mNm for BMS10-1803 and 5,343 rpm/mNm for BMS10-1806.
Mechanical Time Constant: 3.87 ms for BMS10-1803 and 3.48 ms for BMS10-1806.
Rotor Inertia: 0.06 gcm² for both models.
Max Torque: 2.27 mNm for BMS10-1803 and 2.62 mNm for BMS10-1806.

Mechanical and Electrical Data:

Shaft Radial Play: 90 μm.
Shaft Axial Play: 0 μm.
Max Shaft Radial Load: 5 N.
Max Shaft Axial Load: 0 N.
Operating Temperature: -20°C to 80°C.
Max Coil Temperature: 90°C.
Weight: 7.5 g for BMS10-1803 and 9 g for BMS10-1806.

Connection and Compatibility: The motor is compatible with SPG10/SSG10 gears, ETD10 encoders, and SHSD24-01A drivers. Refer to pages 65 and 66 for detailed connection specifications.

Graphical Data: The document includes graphs showing the relationship between torque and speed/current for both motor models, indicating performance characteristics under different loads.

Contact Information: For further inquiries, contact Orbray Co. Ltd. at their Tokyo office or visit their website.

Catalog excerpts

6 Output power 7 Max efficiency mVrpm mNm/A rpm/mNm ms gcm mNm Back-EMF constant Torque constant Slope of N-T curve Mechanical time constant Rotor inertia Max torque Mechanical data Shaft radial play Operating temperature モーター巻団 W Motor winding V EH V Hall sensor output U センサー U Hall sensor output W センサー W Hall sensor output V センサーV

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BMS10-18

BMS10-18

Catalog excerpts

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