Description
40mm BLDC, inner rotor, slotless, Hall sensor
| Parameter | Unit | B4040NH2B01-420-24.0 |
|---|---|---|
| Voltage | V | 24.0 |
| Terminal resistance | Ω | 2 |
| No-load speed | rpm | 42000 |
| No-load current | A | 0.2 |
| Stall torque | mNm | 63.3 |
| Stall current | A | 12 |
| Nominal torque | mNm | 5 |
| Nominal speed | rpm | 38000 |
| Nominal current | A | 1.2 |
| Max. output power | W | 69.7 |
| Max. efficiency | % | 75.8 |
| Back-EMF constant | mV/rpm | 0.56 |
| Torque constant | mNm/A | 5.4 |
| KV Value | rpm/V | 1750 |
| Speed/torque gradient | rpm/mNm | 663.3 |
| Rotor inertia | gcm² | 20 |
| Weight | g | 200 |
| Thermal resistance housing-ambient | K/W | 9 |
| Thermal resistance winding-housing | K/W | 2.4 |
| Thermal time constant motor | s | 1400 |
| Thermal time constant winding | s | 20 |
| Operating temperature range | °C | -40~+120 |
| Thermal class of winding | °C | 155 |
| Axial play | mm | 2.3 |
| Radial play | mm | 0.012 |
| Axial load dynamic | N | 8 |
| Axial load static | N | 110 |
| Radial load at 3 mm from mounting face | N | 31 |
| No. of pole pairs | 2 | |
| Bearings | 2 ball bearings | |
| Commutation | Hall Sensor | |
| Protection class | IP | 20 |
Applications
medical equipment
electrical tools
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
