Description
48mm BLDC outer rotor, Hall sensor
| Specification | BO4840NH2B02-105-24.0 |
|---|---|
| Voltage | 24.0 V |
| Terminal resistance | 0.053 Ω |
| No-load speed | 10500 rpm |
| No-load current | 1.2 A |
| Stall torque | 9831 mNm |
| Stall current | 452.8 A |
| Nominal torque | 427 mNm |
| Nominal speed | 9400 rpm |
| Nominal current | 19.5 A |
| Max. output power | 2701 W |
| Max. efficiency | 89.9 % |
| Back-EMF constant | 2.3 mV/rpm |
| Torque constant | 21.8 mNm/A |
| KV Value | 437.5 rpm/V |
| Speed/torque gradient | 1.07 rpm/mNm |
| Rotor inertia | 398 g·cm² |
| Weight | 267 g |
| Thermal resistance housing-ambient | 0.9 K/W |
| Thermal resistance winding-housing | 1.0 K/W |
| Thermal time constant motor | 300 s |
| Thermal time constant winding | 60 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 | 10 N |
| Axial load static | 110 N |
| Radial load at 3 mm from mounting face | 42 N |
| No. of pole pairs | 7 |
| Bearings | 2 ball bearings |
| Protection class | 20 IP |
| Commutation | Hall Sensor |
