Description
28mm BLDC outer rotor, sensorless
| Specification | BO2828N2B03-112-36.0 |
|---|---|
| Voltage | 36.0 V |
| Terminal resistance | 0.81 Ω |
| No-load speed | 11200 rpm |
| No-load current | 0.20 A |
| Stall torque | 1357 mNm |
| Stall current | 44.3 A |
| Nominal torque | 156.8 mNm |
| Nominal speed | 8540 rpm |
| Nominal current | 4.8 A |
| Max. output power | 395 W |
| Max. efficiency | 87.1 % |
| Back-EMF constant | 3.2 mV/rpm |
| Torque constant | 30.8 mNm/A |
| KV Value | 309 rpm/V |
| Speed/torque gradient | 8.2 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 |
