CNC Lathe Motorized spindle A204WS 5.5KW 6000RPM 45N.m

Product Details:

Brand Name: CTB
Model Number: A204WA
Motor type: Motorized spindle
Payment Terms: CE
Place of Origin: China


CNC Lathe Motorized spindle


  • Motorized motor: PMSM
  • Spindle Interface: ISO A2-4
  • Taper Parameter: 1:20
  • Shaft hole diameter: 46mm
  • Speed Control Precision:+/-0.2rpm
  • Resetting Precision:+/-10”
  • Output torque :45N.m
  • Weight: 66KG



Rated Power Rated Torque Rated Voltage Rated Current Rated Speed Max.Speed Poles
5.5 kW 17.5 N.m 380 V 10.5 A 3000 rpm 6000 rpm 8 P
Connection Constant
Constant voltage Moment of inertia Phase resistance d-axis inductance q-axis inductance
Y Q.67N.m/A 94V/Krpm 0.028 0.363Ω 4.299 mH 17.5 kgm2


Performances Curve


Overall Dimension


Front View

Back View

Standard Configuration
1、Front bearing 7014,back bearing NN1012,grease lubrication
2、Encoder 20Bit,bus output
3、Rotary oil cylinder interface disc, can be customized according to customer demand
 Choice disposition
1、External closed water jacket, internal circulation cooling, can be customized according to customer requirements
2、Electric spindle back end unlocking ring
3、Built-in hydraulic brake, hydraulic pressure 3-10mpa, braking power 70-300nm
4、Servo Drive 5.5KW
5、Constant temperature water cooler 1KW
6、Electric spindle cooler WL-04