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30mm Slotless Brushless Motor for Precision Industrial Motion

Modar'sSlotlessBrushlessDCMotorscanavoidthepulsationofairgapmagneticinductioncausedby unevenmagnetic resistance in the teeth.
It can eliminate the pulse loss in the armature core and the surface loss on the main pole surface.
Slotless Brushless DC Motor has high durability, low electrical noise and high efficiency. Maximum efficiency of motor reaches 91% and this motor is suitable for the servo system which needs quick movement and high power.

  • 30ZWWC65

  • Modar Motor

  • 30mm

  • 65W

  • 90mN.m

  • 24V

  • 100% pure copper

  • 2

  • about 30 days

Availability:
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30mm Slotless Brushless DC Motor – Product Overview


The 30mm slotless brushless dc motor offers enhanced torque density and mechanical robustness compared with smaller frames, making it well-suited for compact industrial and automation systems.

Its slotless magnetic structure minimizes torque ripple and allows smooth acceleration and deceleration, even under dynamic load conditions.


brushless slotless dc motor


Key Features

  • Increased torque density for its size class

  • Slotless magnetic circuit for smooth control

  • Compact yet mechanically robust design

  • Reduced electromagnetic noise

  • Custom electrical configuration options

  • Designed for industrial reliability



Typical Applications of 30mm Slotless Brushless DC Motor


30mm slotless brushless dc motor is often applied in precision industrial motion systems.


Common use cases:

  • Compact servo actuators

  • Precision linear drives

  • Automation subsystems

  • High-accuracy positioning platforms


Application Highlights

  • Consistent torque under dynamic loads

  • High positioning repeatability

  • Reduced mechanical wear

  • Excellent compatibility with industrial controllers




Technical Specifications of 30mm Slotless Brushless DC Motor


The following technical data applies to the 30mm slotless brushless DC motor.

Electrical Parameters

  • Rated voltage options: 24V.

  • Rated speed: 6900rpm(customized)

  • Rated Torque: 90mN.m(customized)

  • Output power: 65W(customized)

Optional Configurations

  • Hall sensors or encoder feedback

  • Customized shaft or connector types

  • Cable or terminal variations


Slotless motor.pdf

     

Motor Characteristics
Motor part number 30ZWWC65
Pole pairs - 2 
Terminal resistance, Phase-Phase Ω 0.5 
Terminal inductance, Phase-Phase mH 0.05 
Winding connection method - Star connection
Insulation class - B
Duty type - S1
Feedback method - Hall sensors
Commutation angle - 120。
Insulation strength (Withstand voltage) - 500VAC/1KHz/1mA/1s
Insulation resistance - 100MΩ/500VDC
Weight g 230 
Rated voltage V 24 
Rated power W 65 
Rated torque mN·m 90 
Rated speed RPM 6900 
Rated current A 3.85 
No load speed RPM 9200 
No load current A 0.3 
Motor efficiency % 86 
Noise (Ambient noise 20dB, test distance 1m) dB <50
Thermal Resistance (No-load) K/W 0.31 
Thermal Time Constant (No-load) S 1200 
Ambient temperature ℃ 23 
Max winding temperature (No-load) ℃ 43.2 
Torque constant mN·m/A 23.38 
Back-EMF constant - peak value V/Krpm 3.46 
Back-EMF constant - effective value V/Krpm 2.45 
Peak torque mN·m 1122.08 
Peak current A 48 
Rotor inertia g·cm² 28 
Mechanical time constant ms 2.56 
End bell - Stainless steel
Bearing - Deep groove ball bearing
Magnet - Sinter NdFeB
Rotation shaft - Carbon steel


Dimension Drawing of 30mm slotless brushless motor 30ZWWC65
30mm slotless brushless dc motor drawing
Performance Curve of 30mm slotless brushless motor 30ZWWC65
30mm slotless brushless dc motor performance curve



FAQ –30mm Slotless Brushless DC Motor


Q1: Is 30mm slotless brushless dc motor suitable for compact servo applications?

Yes, 30mm slotless brushless dc motor delivers smooth torque ideal for servo control.


Q2: Can 30mm slotless brushless dc motor operate under continuous industrial duty?

Yes, with proper thermal design.


Q3: Does 30mm slotless brushless dc motor support encoder feedback?

Yes, external encoders can be integrated.


Q4: Is customization available?

Yes, electrical and mechanical customization is supported.


Q5: How does 30mm slotless brushless dc motor compare to slotted motors?

It provides smoother torque and lower vibration.


Q6: Do you support mass production?

Yes, from prototype to volume supply.


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