Prodcuts Description:
Item No:OWM28BL
The 28mm brushless motor features high power density and smooth speed control.It is suitable for high-speed application.For example,it's used car cushion massage pump in auto industry.
OWM28BL SERIES 
OWM 28 BL 26
OWM: OWO Motor
28: Motor frame size: Metric (mm)
BL: Round Brushless motor
◆GENERAL SPECIFICATIONS
| Winding type | Star | |
| Hall effect angle | 120 degree electrical angle | |
| Shaft run out | 0.025mm | |
| Radial play | 0.02mm@450g | |
| End play | 0.08mm@450g | |
| Max. radial force | 15N @ 10mm from the flange | |
| Max. axial force | 10N | |
| Insulation class | Class B | |
| Dielectric strength | 500VDC for one minute | |
| Insulation resistance | 100MΩMin., 500VDC | |
◆ELECTRIC CONNECTION
| Lead No. | Lead color | Lead gauge | Function | Description |
| 1 | Blue | UL1007 26AWG | Vcc | Supply voltage for hall sensors |
| 2 | Red | Hall A | ||
| 3 | Yellow | Hall B | ||
| 4 | Brown | Hall C | ||
| 5 | Green | GND | Ground for hall sensors | |
| 6 | Red | UL1007 26AWG | Phase U | |
| 7 | Brown | Phase V | ||
| 8 | Black | Phase W |
◆ELECTRICAL SPECIFICATIONS
| Model | OWM28BL26 | OWM28BL38 | OWM28BL77 | |||||
| Number of poles | 4 | 4 | 4 | |||||
| Number of phase | 3 | 3 | 3 | |||||
| Rated voltage VDC | 15 | 24 | 24 | |||||
| Rated speed RPM | 8000 | 10000 | 3700 | |||||
| Continuous stall torque mN.m | 8.4 | 17 | 60 | |||||
| Rated torque mN.m | 7 | 14.12 | 50 | |||||
| Rated power W | 6 | 14.78 | 16 | |||||
| Peak torque mN.m | 21 | 42.4 | 150 | |||||
| Peak current A | 2.5 | 2.8 | 3 | |||||
| Line to line resistance ohms | 8 | 4.63 | 4.67 | |||||
| Line to line inductance mH | 2 | 3 | 3.5 | |||||
| Torque constant mNm/A | 13.7 | 16 | 50 | |||||
| Rotor inertia g.cm2 | 1.23 | 2.12 | 5.98 | |||||
| Body length mm | 26 | 38 | 77 | |||||
| Mass Kg | 0.06 | 0.082 | 0.28 | |||||
◆DIMENSIONS:
Application field:
Certificate:
Related Names:
Smooth Speed Governing Motor without Brush | Brushless Motor Machine for High Speed Function | Electric Device without Brush for Car Cushion Massage Pump