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Flowserve Limitorque Pneumatic Actuators - Scotch Yoke - LPS

Pneumatic Actuators - Scotch Yoke - LPS

BRAND: Limitorque

Limitorque's LPS heavy-duty pneumatic scotch yoke actuator is the innovative, reliable choice  for on/off, inching and modulating automation applications on quarter-turn medium-to-large sized valves in general and protective services for the oil & gas market.

Industries

  • Chemicals
  • Oil & Gas

industry sectors

  • Basic (Organic & Inorganic)
  • Biofuels
  • Upstream Exploration & Production
  • Midstream Transportation
  • Downstream Processing
Standards
  • ISO 9001 and 5211
  • EN 15714, 60529, 13906, 13445 and 12570
  • IEC 61508 SC3
  • ATEX 2014/34/EU
Design Range

Torque Rating Range: Up to 300000 Nm (221 270 ft-lb)
 

Pressure Rating:

  • Operating Pressure: 2.5 to 12 barg (36.3 to 174 psig)
  • MAWP = 12 barg (174 psig)
Environmental Enclosures
  • IP 66/67 and IP 66M/67M
  • ATEX Ex II 2GD
  • NBR Buna, Viton®, and Fluorosilicone sealing
Features & Benefits
  • Efficient design based on computational modelling and extensive experimental validation provides high performance with reduced size, weight, and consumption
  • Symmetrical and canted scotch yoke types perfectly fit individual valve torque requirements
  • Rugged heavy-duty fabricated carbon steel build epoxy painted and Electroless Nickel Plated (ENP) cylinders provide maximum protection against corrosion
  • Dust/water proofing to IP66/IP66M and IP67/IP67M according to EN 60529
  • 25-year design life and maintenance intervals up to six years, (depending on service conditions, proper installation, operation and maintenance) exceed industry expectations
  • Modular construction allows easy on-site maintenance without special tools and without removal from the valve
Configurations
  • Symmetric and canted scotch yoke mechanisms as standard. Customized yoke profiles available as option
  • Spring return and double acting configurations available (fail open, fail close and fail-in-place capability)
  • Jackscrew, Geared and Hydraulic Manual Operators available on request. (availability will vary based on size)
  • High and Low temperature versions available: +160°C to -60°C (320°F to -76°F)
  • PED 2014/68/EU and & ASME BPVC VIII div. 1 versions available
  • Standard or special painting upon request
  • Wide range of feature and function customizations, including high-speed and high-cycle versions, are available
Training

Flowserve Limitorque offers practical product training at our global automation headquarters in Lynchburg, Va., and our state-of-the-art valve automation center in Houston. Taught by qualified instructors in classroom settings, these three-day courses emphasize hands-on training. Key topics include the principles of actuator functionality as well as actuator setup and commissioning, maintenance and troubleshooting. View available courses and dates.

Services

Our global expertise and local service centers ensure that you stay up and running. Learn more about our services.

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