Description
14mm BLDC outer rotor, sensorless
14mm BLDC outer rotor, sensorless
Specification | BO1412N2B05-309-7.4 |
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Voltage | 7.4 V |
Terminal resistance | 0.4 Ω |
No-load speed | 30900 rpm |
No-load current | 0.28 A |
Stall torque | 41 mNm |
Stall current | 18.00 A |
Nominal torque | 8 mNm |
Nominal speed | 21200 rpm |
Nominal current | 3.4 A |
Max. output power | 33 W |
Max. efficiency | 76 % |
Back-EMF constant | 0.23 mV/rpm |
Torque constant | 2.25 mNm/A |
KV Value | 4180 rpm/V |
Speed/torque gradient | 753 rpm/mNm |
Rotor inertia | 0.98 gcm² |
Weight | 6 g |
Thermal resistance housing-ambient | 26.8 K/W |
Thermal resistance winding-housing | 0.52 K/W |
Thermal time constant motor | 226 s |
Thermal time constant winding | 200 s |
Operating temperature range | -40~+100 °C |
Thermal class of winding | 180 °C |
Axial play | 0.012 mm |
Radial play | 0.008 mm |
Axial load dynamic | 1.5 N |
Axial load static | 37 N |
Radial load at 3 mm from mounting face | 12 N |
No. of pole pairs | 6 |
Bearings | 2 ball bearings |
Commutation | Sensorless |
Protection class | 20 IP |
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.