Multi Turn Actuators

Actuators SA and SAR

Actuators of the SA type range for open-close duty and positioning duty are rated for class A and B or types of duty S2 - 15 min. A special version for longer running is available for the S2 - 30 min duty.

The modulating actuators of the SAR range are rated for class C or types of duty S4 - 25%. Special versions for S4 - 50% and S5 - 25 % are also available.

Actuators of type range SA/SAR can be combined with various controls from simple OPEN-CLOSE control to the micro-controlled version with logging of operating data or fieldbus interface.


Design features SA

  • Torque range from 10 Nm to 32,000 Nm
  • Output speeds from 4 to 180 rpm
  • Limit and torque sensing
  • Available with 3-ph AC, 1-ph AC and DC motors
  • Handwheel for manual operation

Design features SAR

  • Torque range from 15 Nm to 4,000 Nm
  • Modulating torque range from 15 Nm to 1,600 Nm
  • Max. number of starts 1,200 c/h
  • Output speeds from 4 to 90 rpm
  • Limit and torque sensing
  • Available with 3-ph AC, 1-ph AC motors
  • Handwheel for manual operation

Ambient conditions

  • High enclosure protection
  • High quality corrosion protection
  • Wide ambient temperature ranges

Options

  • Intermediate position switches
  • Switches in tandem version
  • Remote position transmitter
  • Magnetic limit and torque trasmitter
  • Mechanical position indicator
  • Functional safety: Up to SIL 2 in selected configurations

Interfaces

  • Electrical connection via AUMA plug/socket connector (optionally terminals)
  • Cable entries in different versions
  • Output drive types according to ISO and DIN Standards