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NEMA 11 Stepper Gear Motor

• Manufacturer Part Number: HP281
• Motor Type: Planetary Gearbox Stepper Motor Bipolar 4 Wires 2 Phase
• Frame Size: 28x28mm Geared Stepper Motor Nema 11 Mounting
• Step Angle: 1.8deg
• Gearbox Effiency: 66%---90%
• Application: Ventilator motor
Availability:
Quantity:
  • HP281(20mm)- 1.8° per step, 2 Phase
  • I.CH
  • Nema 11 Stepping Motor
Motor Electrical Specification
Series ModelStep Angle ( o )L
(mm)
Rated Current (A)Phase
Resistance
(
Ω)
Phase
Inductance  (mH)
Holding Torque
(N.cm)
Detent Torque (N.cm)Lead
Wire
(NO.)
Motor
Weight
( g)
HP281-005061.8280.64.22.24.50.34105
HP281-006061.8330.65.53.26.00.44 110
HP281-008061.8410.67.06.08.00.54140
Other Motor Electrical Specification please refer to Hybrid Stepper Motor web


Gearbox Specification
Ratio3.715.181419275171100139189264369
Reducer Series1234
Length
(mm)
31.040.149.057.9
Allowable Torque
(Kg.cm)
12203240
Instantaneous Torque
(Kg.cm)
366096120
Efficiency
(%)
90%81%73%66%
Weight
(g)
608595110
We can manufacture products according to customer’s requirements


Mechanical Dimensions
HP281-1

Custom Shaft
Round, D-Cut, Cross drilled, Key-Way, Thread or Hollow

shaft

Stepper Motor with Encoder

Encoder is customized for customer
 

encoder1
 


Stepper Geared Motor
Planetary Gearbox Stepper Motor
Spur Gearbox Stepper Motor

 

 


 

圆型减速混合步进8HY系列


Connector
Molex, Harwin, Tyco/AMP, JST etc.

connector


 

 
Leadwires and Cables

Special length, Protective hose

wires
Full Datasheet 
HP281.pdf


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