Actuators

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¼ turn, 90º movement.
Scotch-yoke design for optimal torque output.
Max operation pressure 225 barG. For dry, exposed and fully submerged installation.

  • Double acting actuators with mechanical locking in open and closed position or adjustable stroke ± 2,5º
  • Single acting actuators, spring-to-close/spring-to-open
  • Double acting actuators with additional spring-to-close  spring-to-open function

Position indication
Option 1: Direct indication by indicator boxes mounted directly on the actuator

  • Open-Close indication by micro switches or proximity switches
  • Continuos indication by potentiometer or position transmitter
  • Prepared for IS circuits
  • Indication box of stainless steel AISI316, IP68

Option 2: Indirect indication by indicators installed in the Solenoid Valve Cabinet:

  • Open-Close indication by individual flow switches
  • Continuous indication by volumetric piston indicator

Emergency operation
Option 1: Portable hand pump via connection block

  • 3 liter tank and flexible hoses
  • Mounted on frame for easy transport
  • Control valve for direction control
  • Two manometers for position indication

Option 2: Stationary hand pump

  • With one 1 liter tank for independent operation
  • Mounted directly on the actuator or on bulkhead
  • Two isolation valves and control valve for direction control
  • Two manometers for position indication

Scana worldwide


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