Description
28mm BLDC outer rotor, sensorless
| Specification | BO2828N2B02-112-24.0 |
|---|---|
| Voltage | 24.0 V |
| Terminal resistance | 0.38 Ω |
| No-load speed | 11200 rpm |
| No-load current | 0.32 A |
| Stall torque | 1289 mNm |
| Stall current | 64.0 A |
| Nominal torque | 119.9 mNm |
| Nominal speed | 8750 rpm |
| Nominal current | 5.9 A |
| Max. output power | 380 W |
| Max. efficiency | 86.3 % |
| Back-EMF constant | 2.1 mV/rpm |
| Torque constant | 20.2 mNm/A |
| KV Value | 470 rpm/V |
| Speed/torque gradient | 8.7 rpm/mNm |
| Rotor inertia | 35 g·cm² |
| Weight | 61 g |
| Thermal resistance housing-ambient | 1.6 K/W |
| Thermal resistance winding-housing | 1.4 K/W |
| Thermal time constant motor | 315 s |
| Thermal time constant winding | 45 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 | 85 N |
| Radial load at 3 mm from mounting face | 26 N |
| No. of pole pairs | 7 |
| Bearings | 2 ball bearings |
| Protection class | 20 IP |
| Commutation | Sensorless |
Applications
UAV
aeromodelling
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