Changzhou Bextreme Shell Motor Technology Co.,Ltd
Professional BLDC motor products manufacturer and solution supplier!
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42mm Square Flange DC Brushless Motor
Features:
Multi-pole design, stable running, high power density
Application: 
Industrial automation industry: Electronic components, automatic doors
Vehicle Industry: Engineering car air filter
Household appliance industry: Hair dryer, mower
Medical industry: Biochemical analyzer, hematology analyzer, centrifuge
Scientific instrument industry: mine gas detector, coal quality analytical instruments, environment detector, precision computer embedded devices
Others: Optical correction industry, etc.
◆GENERAL SPECIFICATIONS
| Winding type | Triangle | |
| 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 | 28N @ 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 | Red | UL1007 26AWG | Vcc | Supply voltage for hall sensors |
| 2 | Blue | Hall A | ||
| 3 | Green | Hall B | ||
| 4 | White | Hall C | ||
| 5 | Black | GND | Ground for hall sensors | |
| 6 | Yellow | UL1007 20AWG | Phase A | |
| 7 | Red | Phase B | ||
| 8 | Black | Phase C |
◆ELECTRICAL SPECIFICATIONS
| Model | OWM42BLS01 | OWM42BLS02 | OWM42BLS03 | OWM42BLS04 | ||||
| Number of poles | 8 | 8 | 8 | 8 | ||||
| Number of phase | 3 | 3 | 3 | 3 | ||||
| Rated voltage VDC | 24 | 24 | 24 | 24 | ||||
| Rated speed RPM | 4000 | 4000 | 4000 | 4000 | ||||
| Continuous stall torque N.m | 0.075 | 0.15 | 0.22 | 0.3 | ||||
| Rated torque N.m | 0.0625 | 0.125 | 0.185 | 0.25 | ||||
| Rated power W | 26 | 52.5 | 77.5 | 105 | ||||
| Peak torque N.m | 0.19 | 0.38 | 0.56 | 0.75 | ||||
| Peak current A | 5.4 | 10.6 | 15.5 | 20 | ||||
| Line to line resistance ohms | 1.8 | 0.8 | 0.55 | 0.28 | ||||
| Line to line inductance mH | 2.6 | 1.2 | 0.8 | 0.54 | ||||
| Torque constant Nm/A | 0.035 | 0.0355 | 0.036 | 0.0376 | ||||
| Back E.M.F V/KRPM | 3.66 | 3.72 | 3.76 | 3.94 | ||||
| Rotor inertia g.cm2 | 24 | 48 | 72 | 96 | ||||
| Body length mm | 41 | 61 | 81 | 100 | ||||
| Mass Kg | 0.3 | 0.45 | 0.65 | 0.8 | ||||
◆DIMENSIONS:
Related Names:
Electric Hair Drier Used Motor without Brush | Brushless Electric Device for Household Elevator | Smooth Running Electric Device without Brush