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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

      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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