Rotary Shafts
1&220v 35kw ER20 air-cooled spindle motor with mounting flange
Dimensions: 308x104x135mm
The speed regulation method is through the three-phase output inverter, adjusting the inverter frequency to change the spindle speed
Cooling method: air cooling
Power interface: Junction box U1, V1, W1 connects to inverter U, V, W
Power: 3.5kw (1HP=0.735w)
Voltage: 220v (If you need 380v spindle, please leave us a message, thank you)
Current: 15A
Frequency: 0-300Hz
Speed: 0-18000rpm
Runout: less than 0.01mm
Bearing type: 2x7005C P4 DB (ceramic ball bearings) and 2x7203C P4 DT
Chuck ER20
Clamping knife diameter 1mm2mm3mm3175mm(1/8),4mm,5mm,6mm,6.35mm(1/4),7mm,8mm,9mm,10mm,11mm,12mm,12.7mm(1/2),13mm