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Constar Motion Co., LTD
Constar Electric Brushless DC Motor B2040N2B

Constar Electric Brushless DC Motor B2040N2B

Product catalog summary

Overview: This document provides technical specifications for a series of brushless DC motors produced by CONSTAR, including details on their characteristics, performance metrics, and potential applications.

Specifications:

Voltage: Models operate at 12.0V or 9.0V.
Terminal Resistance: Ranges from 1.1Ω to 3.6Ω.
No-load Speed: Varies from 6700 rpm to 15000 rpm.
No-load Current: Between 0.2A and 0.25A.
Stall Torque: Between 41.2 mNm and 79.6 mNm.
Stall Current: From 3.3A to 10.9A.
Nominal Torque: 7.6 mNm to 10.2 mNm.
Nominal Speed: 4300 rpm to 13000 rpm.
Nominal Current: 0.8A to 1.3A.
Max. Output Power: 7.2W to 31W.
Max. Efficiency: 55% to 72%.
Back-EMF Constant: 0.8 mV/rpm to 1.4 mV/rpm.
Torque Constant: 7.5 mNm/A to 13.4 mNm/A.
KV Value: 666.7 rpm/V to 1250.0 rpm/V.
Speed/Torque Gradient: 162.7 rpm/mNm to 192.1 rpm/mNm.
Rotor Inertia: 2 gcm².
Weight: 55g.
Thermal Resistance: Housing-ambient is 16 K/W, winding-housing is 3.5 K/W.
Thermal Time Constant: Motor is 620s, winding is 4s.
Operating Temperature Range: -40°C to +100°C.
Thermal Class of Winding: 155°C.
Axial and Radial Play: Axial play is 0.012mm, radial play is 0.008mm.
Axial Load: Dynamic is 5N, static is 80N.
Radial Load: 29N at 3mm from mounting face.
No. of Pole Pairs: 1.
Bearings: 2 ball bearings.
Commutation: Sensorless.
Protection Class: IP20.

Applications: These motors are suitable for precision drives in medical equipment and industrial automation fields.

Options: Customizable parameters include lead wire length, shaft length, special coils, gearheads, bearing type, and Hall sensors.

Catalog excerpts

Constar Electric Brushless DC Motor B2040N2B-1

B2040N2B 内转子无槽无传感器 Inner Rotor, Slotless, Sensorless 应用领域 : 医疗器械、工业设备等精密驱动领域。 Applications: precision drives in medical equipment, industrial automation fields. Terminal resistance No-load speed No-load current Stall current Nominal speed Nominal current Back-EMF constant Torque constant Speed/torque gradient Nominal torque Stall torque 最大输出功率最大效率 Rotor inertia Thermal resistance housing-ambient Thermal resistance winding-housing Thermal time constant motor Thermal time constant winding 热阻 ( 机壳 - 环境 ) 热时常数 ( 电机 ) 热时常数 ( 线圈 ) 工作温度范围 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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Constar Electric Brushless DC Motor B2040N2B

Constar Electric Brushless DC Motor B2040N2B

Catalog excerpts

All Constar Motion Co., LTD catalogs and technical brochures