Actuators QTO Series

INTRODUCTION
The DVG Automation newly designed "Qt" Scotch Yoke Series incorporates several new design features to provide higher efficiency and cost effective solution.These actuators show compact design but above all introduce a new generation of patented mechanism which minimizes wearing effect on all loaded & sliding parts, thus extending overal lifespan.These features boost our QT Series for all modulating as well as heavy-duty services virtually fitting any quarter turn (90 deg} application Yoke Series incorporates several new design features

• Quarter turn SCOTCH YOKE Mechanism
• Double Acting
• Symmetric or canted yoke design
• Sweet Gas or Sour Gas supply (H2S<=6% / CO2<=10%) up to 160 BARG
• Output Torque Up to 800.000 Nm
• Gas Over Oil tanks, certified according to International Standard and Customer request
• Hydraulic manual override by means of two separate hand pumps (1 for open and 1 for close)
• Standard temperature range -20°C +85°C, Low temperature version -60°C + 85°C
• PED 97/23/EC Compliant
• ATEX 94/9/EC Compliant
• IP67M, NEMA 4, 4x & 6
• Corrosion resistant cylinder
• Protected travel stops are standard
• Actuator in carbon steel - NO Aluminum NO Cast Iron
• Cylinder barrel, end flanges, tie-rods, nuts and power springs to EN10204 3.1
• Basic control system including Local & Remote control
• Additional available controls function:
  - torque limiting device
  - ESD function for low or high pressure
  - ESD function for electric supply failure to SOV
  - Line Break System
  - Opening prevention for high differential pressure across the valve