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  3. 57BHH82-400A-21BG_datasheet.pdf

57BHH82-400A-21BG_datasheet.pdf

57BHH82-400A-21BG_datasheet.pdf

57BHH82-400A-21BG_datasheet.pdf

Product catalog summary
Overview: The NEOTON MOTOR 57BHH82-400A-21BG is a 57mm (NEMA 23) hybrid stepper motor designed for precision motion control applications. It features a 4-phase configuration and delivers a holding torque of 2.158 N·m (22 kg·cm).
Key Highlights:
  • 4-Phase motor with a step angle of 1.8° ± 5%.
  • Holding torque of 2.158 N·m (22 kg·cm).
  • Rated current of 4 A per phase.
  • Frame size of 57mm (NEMA 23) with an 82mm body length.
  • 8mm shaft diameter and 8 leads.
  • Weight of 1.42 kg.
  • Recommended driver: CWD556.
Specifications:
  • Step Angle: 1.8° ± 5%
  • Holding Torque: 2.158 N·m (22 kg·cm)
  • Rated Current: 4 A/Phase
  • Number of Phases: 4
  • Number of Leads: 8
  • Shaft Diameter: 8mm
  • Frame Size: 57mm (NEMA 23)
  • Body Length: 82mm
  • Weight: 1.42 kg
  • Recommended Driver: CWD556
Mechanical Drawing: The document includes a mechanical drawing for the 57BH series, which provides detailed dimensions and specifications for installation and integration.
Torque-Speed Curve: The document references a torque-speed curve for the 57BH series, which is essential for understanding the motor's performance characteristics under various loads and speeds.
Contact Information: For further inquiries, NEOTON MOTOR can be contacted via their website at www.neotonmotor.com or through email at [email protected].
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Catalog excerpts

57BHH82-400A-21BG_datasheet.pdf-1

NEOTON MOTOR The 57BHH82-400A-21BG is a 57mm (NEMA 23) 4-phase hybrid stepper motor delivering 2.158 N-m (22 kg-cm) of holding torque in a 82mm body. With 4 A/Phase rated current, it offers reliable performance for precision motion control applications. Recommended driver: CWD556. • 4-Phase 1.8° — 22 kg-cm holding torque • 82mm body length, 8mm shaft Step Angle Holding Torque Rated Current No. of Phases No. of Leads Shaft Diameter Frame Size Body Length Weight

 Open the catalog to page 1
57BHH82-400A-21BG_datasheet.pdf-2

MECHANICAL DRAWING -- 57BH SERIES (57MM (NEMA 23))

 Open the catalog to page 2
57BHH82-400A-21BG_datasheet.pdf-4

CWD556 Drive Power supply voltage: DC36V NEOTON MOTOR | www.neotonmotor.com | [email protected] | Generated October 1, 2026

 Open the catalog to page 4

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