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ST5918S2008-A –  Stepper motor – NEMA 23

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Gearboxes for BLDC and stepper motors Gearboxes for BLDC and stepper motors (92)
Encoders for BLDC motors and stepper motors Encoders for BLDC motors and stepper motors (19)
Brakes for BLDC and stepper motors Brakes for BLDC and stepper motors (4)
Damper Damper (1)
Shaft modification Shaft modification (2)

Technical Data

  • NEMA 23 
  • Current per Winding 2 A
  • Holding Torque Bipolar 99 Ncm
  • Resistance per Winding 1.5 Ohm
  • Resolution 1.8 °/step
  • Weight 0.65 kg
  • Size 56 mm
  • Holding Torque Unipolar 70 Ncm
  • Rotor Inertia 275 gcm²
  • Inductance per Winding 2.6 mH
  • Length "A" 51 mm

Dimensions

Torque Curves

log/linlin/linlin/loglog/log
Created with Highcharts 9.3.3Speed [rpm]Torque [Nm]4050607080901002003004005006007008009001 0002 00000.250.500.751.00
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 228.75 rpm
2.8A 24V parallel
 
 
 0.842
2.8A 48V parallel
 
 
 0.825
1.4A 24V series
 
 
 0.667
1.4A 48V series
 
 
 0.874

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Datasheets
Conformity

Accessories

ZD-D56 Damper
ZD-DF56 Damper