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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.

Product Highlights

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 and 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.

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 and 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.

Parts & Services

Our global expertise and local service centers ensure that you stay up and running.