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ST8918L4508-A –  Stepper motor – NEMA 34

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Gearboxes for BLDC and stepper motors Gearboxes for BLDC and stepper motors (49)
Encoders for BLDC motors and stepper motors Encoders for BLDC motors and stepper motors (13)
Brakes for BLDC and stepper motors Brakes for BLDC and stepper motors (3)
Shaft modification Shaft modification (2)

Technical Data

  • NEMA 34 
  • Current per Winding 4.5 A
  • Holding Torque Bipolar 933.38 Ncm
  • Resistance per Winding 1.1 Ohm
  • Resolution 1.8 °/step
  • Weight 4 kg
  • Size 86 mm
  • Holding Torque Unipolar 660 Ncm
  • Rotor Inertia 3000 gcm²
  • Inductance per Winding 6.3 mH
  • Length "A" 126 mm

Dimensions

ST8918

Torque Curves

log/linlin/linlin/loglog/log
Created with Highcharts 9.3.3Speed [rpm]Torque [Nm]4050607080901002003004005006007008009001 00002.505.007.5010
Recommended load limit:
Maximum short-term static load that may be reached when the service life is taken into account.
Torque
Output power
Torque [Nm] at 97.50 rpm
6.37A 24V parallel
 
 
 5.76
6.37A 48V parallel
 
 
 8.39
3.15A 24V series
 
 
 3.48
3.15A 48V series
 
 
 5.93

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Datasheets
Conformity