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