Description
38mm BLDC outer rotor, sensorless
| Parameter | Unit | BO3846NH2B01-85-48.0 |
|---|---|---|
| Voltage | V | 48.0 |
| Terminal resistance | Ohm | 0.39 |
| No-load speed | rpm | 8800 |
| No-load current | A | 0.5 |
| Stall torque | mNm | 6358 |
| Stall current | A | 123.1 |
| Nominal torque | mNm | 347 |
| Nominal speed | rpm | 7850 |
| Nominal current | A | 6.7 |
| Max. output power | W | 1464 |
| Max. efficiency | % | 87.6 |
| Back-EMF constant | mV/rpm | 5.4 |
| Torque constant | mNm/A | 51.9 |
| KV Value | rpm/V | 183 |
| Speed/torque gradient | rpm/mNm | 1.38 |
| Rotor inertia | g·cm² | 228 |
| Weight | g | 198 |
| Thermal resistance housing-ambient | K/W | 1.1 |
| Thermal resistance winding-housing | K/W | 1.2 |
| Thermal time constant motor | s | 350 |
| Thermal time constant winding | s | 63 |
| Operating temperature range | °C | -40~+120 |
| Thermal class of winding | °C | 180 |
| Axial play | mm | 0.012 |
| Radial play | mm | 0.008 |
| Axial load dynamic | N | 8 |
| Axial load static | N | 110 |
| Radial load at 3 mm from mounting face | N | 31 |
| No. of pole pairs | 7 | |
| Bearings | 2 ball bearings | |
| Protection class | IP | 20 |
| Commutation | Hall sensor |
Applications
UAV
aeromodelling
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
