CHINA MS TECHNOLOGY CO., LTD. (MS MOTOR CO.,LTD.)
30mm Slotless Brushless DC Motor

Slotless Brushless DC Motor, 30ZWWC65 can avoid the pulsation of air gap magnetic induction caused by uneven magnetic resistance in the teeth.It can eliminate the pulse loss in the armature core and t···

  • Motor Characteristics

Motor part number
30ZWWC65
Pole pair-2
Phase resistanceΩ0.5
Phase inductancemH0.05
winding connection method-Star shape
Insulation class-B
Duty type-S1
Feedback method- Hall sensors 
Commutation angle-120°
Insulation strength (Withstand voltage)-500VAC/1KHz/1mA/1s
Insulation resistance-100 MΩ/500VDC
Weightg230
Rated voltageV24
Rated powerW65
Rated torquemN·m90
Rated speedRPM6900
Rated currentA3.85 
No load speedRPM9200
No load currentA0.3
Motor efficiency%86
Noise
(Ambient noise 20db, test distance 1m)
dB<50
Case - Environmental thermal resistance
(no load)
K/W0.31 
Motor thermal time constant (no load)S1200
Ambient temperature23
Max. winding temperature (no load)43.2
Torque constantmNm/A23.38 
Back-EMF constant - peak valueV/Krpm3.46 
Back-EMF constant - effective valueV/Krpm2.45 
Peak torquemN·m1122.08 
Peak currentA48 
Inertia momentg·cm²28
Mechanical time constantms2.56 
End bell-Stainless steel
Bearing-Deep Groove Ball Bearing
Magnet-Sinter NdFedB
Rotation shaft-Carbon Steel
  • Dimensional Drawing

Brushless DC Motor Size 16mm - images

30mm Slotless BLDC image

  • Torque Performance Curves

  • 2 Pole pairs

28mm Slotless BLDC image
  • Options

  • Precision Planetary gearbox

Precision Planetary gearbox

Series-1 level2 level3 level4 level
Total speed ratioX : 13.947 5.30816 21 26 28 3562 83 103 111 138
150 172 186 231
243 326 406 439 546 590 679 734
794 913 987 1135 1227 1526
Max. continuous torqueN.m1.745.57.3
Max. Continuous output powerW90603018
Max. continuous input speedrpm7000800080008000
Max. efficiency%90807565
Max. back gap°0.50.60.60.7
Motor gear hole (ID)mmΦ3 Φ4Φ3 Φ4Φ2 Φ3 Φ4Φ2 Φ3 Φ4
Gearbox length Lmm24.236.943.550.2
Weightg103150174198


Sales emailsales@ms-motor.com; msmotor@126.com