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Multi-turn actuators

Weather-proof SA & SAR actuators

Actuators SA3 – SA100 for Open-close duty are rated for short-time duty S2 - 15 min. Special versions for S2-30 min duty are also available.  

Actuaors SA3- SA100 are also availble for inching duty. 

Actuators SAR3 – SAR100 are designed for modulating or regulating duty S4 - 25%. 

SA/SAR range actautors comes with various versions of epac integral controls technology from simple Open-close control to the microcontrolled version with logging of operating data or fieldbus interface.

Contact Auma India for special version requirements. 

Design features SA

  • Torque range from 30 Nm to 1000 Nm
  • Output speeds from 4 to 180 rpm
  • Limit and torque seating available with 3-ph AC, 1-ph AC and DC motors
  • Hand wheel for manual operation
  • Local controls with lockable selector switch, push-buttons and indication lights
  • Separate mounting on wall bracket possible
  • Motor control via reversing contactors, thyristors

Design features SAR

  • Torque range from 30 Nm to 1000 Nm
  • Modulating range from 20 Nm to 500 Nm
  • Maximum number of starts 1,200 c/h with motor power up to 0.55 kW
  • Output speeds from 4 to 45 rpm
  • Limit and torque seating
  • Available with 3-ph AC, 1-ph AC and DC motors
  • Hand wheel for manual operation
  • Local controls with lockable selector switch, push-buttons and indication lights
  • Separate mounting on wall bracket possible
  • Motor control via reversing contactors, thyristors

Options SA

  • Intermediate position switches
  • Switches in tandem version
  • Remote position transmitter
  • Mechanical position indicator
  • Non-intrusive version with absolute encoder
  • Functional safety: Up to SIL 2 in selected configurations
  • Fieldbus control (Profibus DP, Modbus RTU)
  • LCD display for status indication and programming support

Options SAR

  • Intermediate position switches
  • Switches in tandem version
  • Remote position transmitter
  • Mechanical position indicator
  • Non-intrusive version with absolute encoder
  • Functional safety: Up to SIL 2 in selected configurations
  • Fieldbus control (Profibus DP, Modbus RTU)
  • LCD display for status indication and programming support

Ambient conditions

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

Interfaces

  • Electrical connection via AUMA plug & socket connector or screw type terminals
  • Output drive types according to ISO 5210 and DIN 3210 standard
  • Cable glands in different versions:
    • Standard : Metric
    • Optional : BSC, NPT

Specifications

Key information at a glance

Design features