Constar High Torque Outer Rotor Brushless DC Motor BO3846NH2B

Product catalog summary

Overview: This document provides technical specifications for a brushless DC motor, including options for customization and key performance characteristics. The motor is suitable for applications in robotics and industrial automation.

Specifications:

Voltage Options: 48.0V, 36.0V, 24.0V
Terminal Resistance: 0.39Ω, 0.23Ω, 0.1Ω
No-load Speed: 8800 rpm for all voltage options
No-load Current: 0.5A, 0.7A, 1.0A
Stall Torque: 6358 mNm, 6060 mNm, 6198 mNm
Stall Current: 123.1A, 156.5A, 240.0A
Nominal Torque: 347 mNm, 345 mNm, 346 mNm
Nominal Speed: 7850 rpm, 7480 rpm, 7650 rpm
Nominal Current: 6.7A, 8.5A, 13.1A
Max. Output Power: 1464W, 1395W, 1427W
Max. Efficiency: 87.6%, 87.0%, 87.5%
Back-EMF Constant: 5.4 mV/rpm, 4.1 mV/rpm, 2.7 mV/rpm
Torque Constant: 51.9 mNm/A, 38.9 mNm/A, 25.9 mNm/A
KV Value: 183 rpm/V, 244 rpm/V, 367 rpm/V
Speed/Torque Gradient: 1.38 rpm/mNm, 1.45 rpm/mNm, 1.42 rpm/mNm
Rotor Inertia: 228 gcm²
Weight: 198g
Thermal Resistance: Housing-ambient: 1.1 K/W, Winding-housing: 1.2 K/W
Thermal Time Constant: Motor: 350s, Winding: 63s
Operating Temperature Range: -40°C to +120°C
Thermal Class of Winding: 180°C
Axial Play: 0.012 mm
Radial Play: 0.008 mm
Axial Load: Dynamic: 8N, Static: 110N
Radial Load: 31N at 3 mm from mounting face
No. of Pole Pairs: 7
Bearings: 2 ball bearings
Commutation: Hall Sensor
Protection Class: IP 20

Customization Options: Lead wire length, shaft length, special coils, gearheads, bearing type.

Applications: The motor is designed for precision drive applications in robotics and industrial equipment.

Catalog excerpts

Constar High Torque Outer Rotor Brushless DC Motor BO3846NH2B-1

BO3846NH2B 外转子带传感器 Outer Rotor, Sensored 应用领域 : 机器人、工业设备等精密驱动领域。 Applications: robotics, industrial automation, etc. Terminal resistance No-load speed No-load current Stall current Stall torque Nominal torque Nominal speed Nominal current 最大输出功率最大效率反电势常数转矩常数 Back-EMF constant Torque constant Speed/torque gradient Rotor inertia Thermal resistance housing-ambient Thermal resistance winding-housing Thermal time constant motor Thermal time constant winding Operating temperature range Thermal class of winding Radial play Axial play Axial load dynamic Axial load static Radial load at 3 mm from mounting face

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