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Part-turn actuators, Modular allrounders

SQREx

Explosion-proof devices must be used in plants where potentially explosive atmospheres are likely to occur. These devices are designed so that they will not act as an ignition source. They neither generate ignition sparks, nor hot surface temperatures. Certification is performed in close collaboration with national and international certification bodies.

Torque range

50 Nm to 2400 Nm

Explosion-proof for modulating duty

Design features

  • Limit and torque sensing
  • 3-phase AC motors
  • Handwheel for manual operation
  • Mechanical position indicator

Service conditions

  • Wide temperature range
  • Highest enclosure protection
  • High quality corrosion protection

Options

  • Intermediate position switches
  • Switches in tandem version
  • Position transmitter
  • Magnetic limit and torque transmitter
  • Functional safety:
    Up to SIL 2 possible for selected configurations

Interfaces

  • Electrical connection via AUMA plug/socket connector (terminals as an option)
  • Cable entries in different versions
  • Valve attachments to DIN and EN ISO standards

Specifications

Key information at a glance

Design features

Service conditions

Approvals