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ST8918S4508-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 353.55 Ncm
  • Resistance per Winding 0.6 Ohm
  • Resolution 1.8 °/step
  • Weight 1.7 kg
  • Size 86 mm
  • Holding Torque Unipolar 250 Ncm
  • Rotor Inertia 1000 gcm²
  • Inductance per Winding 1.9 mH
  • Length "A" 65 mm

Dimensions

Torque Curves

log/linlin/linlin/loglog/log
Created with Highcharts 9.3.3Speed [rpm]Torque [Nm]4060801002004006008001 0002 00000.801.602.403.20
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 137.25 rpm
6.37A 24V parallel
 
 
 2.95
6.37A 48V parallel
 
 
 2.94
3.15A 24V series
 
 
 2.34
3.15A 48V series
 
 
 2.95

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