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5857

Electric actuator

USAGE

  • Throttling service

ACTUATOR MOTION
Linear

RATED TRAVEL
6 mm

SUPPLY
Electric

VERSION
Three-step
Continuous with positioner

SUPPLY VOLTAGE
24 V, 50 Hz
230 V, 50 Hz
24 V DC und 24 V, 50 und 60 Hz

FAIL-SAFE ACTION
Without

Special features

  • Linear actuator for force-locking connection to valves
  • Optionally three-step version or with digital positioner
  • Motor switched off by torque-dependent limit contacts
  • Mechanical override
  • Travel indicator
Three-step version:
  • With synchronous motor and maintenance- free gear
Version with digital positioner:
  • Initialization by pressing a button
  • Direction of action reversed by slide switch
  • Momentary travel calculated from transit time
  • Operating status and errors indicated by LEDs
  • Adjustable stroking speed
  • Blockage detection and removal
  • Blocking protection
  • Adjustable input and output signal ranges
  • Configuration, parameterization, diagnostic function, and online connection for monitoring using the TROVIS-VIEW software

Accessories

    Version with digital positioner:

    Options

    • - - -

    Information

    • WA 354

      Brochure: Actuators for Electric Control Valves
      [EN][DE]
    • WA 197

      Flyer: Quick Control
      Type 5857 Electric Actuator with digital positioner
      [EN][DE][FR]
    • T 5857

      Type 5857 Electric Actuator
      [EN][DE]
    • T 6661

      TROVIS-VIEW software
      TROVIS 6661
      [EN][DE]

    Support

    • EB 5857

      Type 5857 Electric Actuator
      Three-step version · Version with digital positioner
      [EN][DE]
    • EB 6661

      TROVIS-VIEW 4 Software
      TROVIS 6661
      [EN][DE]

    DXF file from data sheet

    Certificates

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