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Rotary Axis RDH-M

The isel RDH-M Rotary Axis is a high-precision rotary positioning unit designed for demanding CNC machining and automation applications. Featuring a precision gearbox with zero backlash, high torsional rigidity and a powerful servo motor, it delivers accurate, repeatable rotary motion for applications where precision is essential. With IP65 protection, maintenance-free operation and a choice of reduction ratios, the RDH-M is ideal for integrating rotary motion into CNC and industrial automation systems.

rotary axis rdh m featured

Features

  • High-precision rotary axis for CNC and automation applications
  • Reduction ratios of 1:50 or 1:100
  • Transmission accuracy below 1 arcmin
  • Repeatability below ±6 arcsec
  • Powerful servo motor drive
  • High-precision gearbox with zero backlash
  • High torsional rigidity and rigid output bearing
  • Hollow shaft design
  • Protection class IP65
  • Maintenance-free operation

Highlights

The RDH-M Rotary Axis combines precision gearing, high torsional rigidity and excellent repeatability to deliver reliable rotary positioning in demanding CNC and automation applications. Its compact, maintenance-free design and IP65 protection ensure dependable long-term performance in industrial environments.

Options

  • Solid shaft design
  • Stepper motor

Applications

Suitable for CNC machining centres, rotary positioning systems, industrial automation, precision engineering, indexing applications and machinery requiring accurate, repeatable rotary motion.

Technical Data

Performance

  • Reduction ratios: 1:50 or 1:100
  • Rated output speed: up to 22 rpm
  • Maximum output speed: up to 59 rpm
  • Rated torque: up to 46 Nm (stepper motor version)
  • Maximum short-term torque: up to 80 Nm
  • Nominal holding torque: up to 108 Nm
  • Maximum gearbox load capacity: up to 157 Nm

Accuracy

  • Transmission accuracy: <1 arcmin
  • Repeatability: <±6 arcsec

Construction

  • Precision gearbox with zero backlash
  • Rigid output bearing
  • Hollow shaft design
  • Protection class: IP65
  • Weight: Approx. 13.7 kg

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