H421

H421

Product catalog summary
Electrical Specification:
The document provides detailed specifications for a series of stepper motors. Each model is characterized by a step angle of 1.8 degrees. Key parameters include:
  • Rated Current: Ranges from 0.16A to 2.3A.
  • Phase Resistance: Varies between 1.2Ω and 75Ω.
  • Phase Inductance: Between 1.6mH and 40mH.
  • Holding Torque: From 12N.cm to 54N.cm.
  • Detent Torque: Consistently at 1.6N.cm or 2.2N.cm.
  • Lead Wire: Available in 4 or 6 leads.
  • Motor Weight: Ranges from 150g to 450g.
General Specifications:
  • Step Angle Accuracy: 0.9° with a tolerance of ±5%.
  • Resistance Accuracy: ±10%.
  • Inductance Accuracy: ±20%.
  • Temperature Rise: Maximum of 80℃.
  • Ambient Temperature: Operates between -10℃ and 50℃.
  • Insulation Resistance: Minimum of 100Mohm at 50VDC.
  • Dielectric Strength: 500VAC for one minute.
  • Shaft Radial Play: Maximum of 0.06mm under a 450g load.
  • Shaft Axial Play: Maximum of 0.08mm under a 450g load.
Leadwire Configuration:
  • BI-POLAR: 4 leads.
  • UNI-POLAR: 6 leads.
Complementary Products:
  • Special shaft.
  • Encoders.
  • Connector.
  • Long leadwires.
Mechanical Dimensions:
The document includes a picture of a hybrid stepper motor model H421 with a 42mm frame size and a step angle of 1.8° per step, available in 2 or 4 phases.
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Catalog excerpts

H421-1

HYBRID STEPPER MOTOR H421(42mm) - 1.8°/step, 2/4 Phase GERNERAL SPECIFICATIONS Step Angle(Accuracy )-Resistance Accuracy -Inductance Accuracy -Temperature Rise------- Ambient Temperature -Insulation Resistance -Dielectric Strength------ Shaft Radial Play------- Shaft Axial Play---------- Electrical Specification Standard Leadwire Configuration

 Open the catalog to page 1

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