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36V 4000RPM 0.116Nm 50W 2.3A Ф57x50mm Brushless DC Motor

36V 4000RPM 0.116Nm 50W 2.3A Ф57x50mm Brushless DC Motor

Manufacturer Part Number: 57BL03402-0050-XXX
Frame Size: Ф57mm
Body Length: 50mm
Rated Voltage: 36V
Rated Speed: 4000RPM
Rated Torque: 0.116Nm
Power: 50W

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Product Introduction

General specifications

Winding Type

star

Shaft Axial Play

0.025mm

Ambient Temperature

-20℃~55℃

Ambient Humidity

<85% ( without condensation )

MAX.Radial Force

75N@10mm from the flange

MAX.Axial Force

20N

Insulation Class

Class B

Insulation Resistance

100MΩ Min.@500VDC

 

Wiring

Lead No.

Lead Color

Lead Gauge

Function

Description

1

Red

UL1007/26AWG

VCC

Supply voltage for Hall Sensors

2

Black

GND

Ground for Hall Sensors

3

Yellow

HALL A

  

4

White

HALL B

  

5

Blue

HALL C

  

6

Orange

UL1007/18-22AWG

Phase A

  

7

Green

Phase B

  

8

Brown

Phase C

  

 

Technical Specification

Model NO.

Rated Voltage

Speed

Rated Torque

Power

Rated Current

No-load Speed

No-load Current

Resistance/line-line

Inductance/line-line

Back EMF Constant

Length
 

VDC

rpm

N.m

W

A

rpm

A

Ω

mH

V/krpm

mm

57BL03402-0050-XXX

36

4000

0.116

50

2.3

4900

0.76

2.1

4.0

7.3

50

 

Mechanical Dimension

30

FAQ

Q: What are the main functions of the rotor in a BLDC motor?

A: There are several functions of the rotor in the BLDC motors, which include: 

1. Magnetic Field Generation: The rotor's magnets create a magnetic field that interacts with the magnetic field produced by the stator. This interaction causes the rotor to rotate.

 

2. Commutation: The rotor's magnets are arranged in a specific pattern, and their alignment with the stator windings determines the motor's commutation. As the rotor rotates, the position of the magnets relative to the stator windings is crucial for proper commutation, which is necessary for the motor to operate efficiently.

 

3. Torque Production: The interaction between the magnetic fields of the rotor and stator generates torque. As the stator's magnetic field changes, the rotor experiences a torque that drives its rotation. This torque output is utilized to perform mechanical work or drive an external load.

 

4. Speed Control: By adjusting the electrical current supplied to the stator windings, the speed of the rotor can be controlled. The rotor's response to changes in current and magnetic field strength allows for precise speed control of the motor.

 

5. Mechanical Output: The rotor transfers the rotational motion to the motor's output shaft or load. This mechanical output can be used to drive various applications such as pumps, fans, robotics, electric vehicles, and more.

 

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