Main Spindle Motor IMB5
AC Spindle Motor

Rated speed 375 rpm Max. speed 1500 rpm

Asynchronous servo motors with laminated frame design.  
Power ratings 5.5 kW  / 7.5kW / 11kW / 14kW / 19kW / 23kW / 28kW. 

Forced air ventilation. 
Rated voltage 380V, other voltages can be customized.
Built-in resolver (Tamagawa), other types of encoders such as absolute encoder, incremental encoder etc. are optional.
Excellent rotational accuracy up to 10 μm. 
Excellent vibration severity. 
High dynamic response (short acceleration times). 
Low noise emission.

 

Spindle Motor ZB380 - 37514 ZC380 - 37519 ZD380 - 37523 ZE380 - 37528
PN [kW] 14 19 23 28
S3 - 30min [kW] 22 23 31 37
S3 - 30min [Nm] 560.3  586  789.5  942 
UN [V] 380 380 380 380
IN [A] 26 35 42.2 50.3
nN [rpm] 375 375 375 375
MN [Nm] 357  484  586  713 
CPSR [rpm] 1000 1000 1000 1000
nmax [rpm] 1500 1500 1500 1500
J [kg.m2] 0.487 0.644 0.78 0.98


B [mm] 160 230  300 360
D [mm] 55 75
E [mm] 140  
F [mm] 18 20
G [mm] 58 67.5
GD [mm] 11 12
L [mm] 770 840 915 970