• Actuation & Instrumentation

    For well over half a century, customers working with applications from the extraordinary to the everyday have come to depend on actuation and instrumentation from Flowserve.

PT Series Worm Gear Operators

Flowserve Limitorque PT series worm gear operators are the first such devices optimized specifically for motorized operation. When combined with Flowserve Limitorque's unexcelled electric actuators (such as the MX, L120, & SMB), PT operators provide the

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  • Brands:
    Limitorque
  • Applications:
  • Industries:
    Catalytic Cracking, Boiling Water Reactors Non-safety, Nuclear Power, Water Handling and Treatment, Caustic and Chlor-Alkali, Flood Control, General Industries, Water Injection, Condensate Systems, Gas-to-Liquids, Primary Processing, Water Supply and Distribution, Condensate Systems, Gas Treatment, Products Pipeline, Water Treatment, Construction, Ground Water Development and Irrigation, Pressurized Water Reactors - Non-safety, Solvents, Cooling Systems, HVACI, Scale Recycle, Acid Transfer, Cooling Systems, Hydrocraking, Wastewater Collection and Treatment, Agriculture, Cooling Water - Metals, Hydrotreating, Heavy Oil and Upgrading, Alkylation, Crude Handling and Treatment, Leaching Acid, Slurry Processing, Auxiliary, Crude Pipeline, Logistics and Tank Farm, Slurry Transfer, Boiler Circulation Systems, Delayed Coking, Miscellaneous Services, Aerospace, Boiler Circulation Systems, Desalination, Miscellaneous Services, Steam Systems, Boiler Feedwater Systems, Descaling, Plating, Galvanizing and Other Coatings, Steam Systems, Boiler Feedwater Systems, Dewatering & Water Supply, Sub-Sea, Bleach Chemicals, Digester, Utilities, Boiler Feed, Distillation, Waste Processing, Fire Protection - General Industry
  • Standards:
  • Misc:

Flowserve Limitorque PT series worm gear operators are the first such devices optimized specifically for motorized operation. When combined with Flowserve Limitorque's unexcelled electric actuators (such as the MX, L120, & SMB), PT operators provide the user with a dependable, efficient, & economical solution for quarter-turn applications. Available in output torques to 120,000 foot pounds (162,600 Nm) and in 90o operational speeds from 15 to 120 seconds, the PT is the competitive worm gear box developed by Limitorque to deliver extraordinary valve control.

Nine product sizes cover the full range of output torques to 120,000 foot pounds (162,600Nm). With 90 degree rotation operating times from 15 seconds to 120 seconds or longer, the PT is the competitive worm gear operator for extraordinary valve control.

Features

  • AWWA C504 and C540 compliant
  • Bronze or ductile iron drive sleeves available
  • Manual or motorized operation available
  • Available for ON-OFF service or Modulating (1200 starts per hour) applications
  • Use of rolled worm technology improves efficiency  
  • Available for quick delivery

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Limitorque PT Series Worm Gear Operators Brochure

Limitorque PT Series Worm Gear Operators Optimized for Electric Valve Actuators brochure

Limitorque PT Series Worm Gear Operators Product Specification Sheets

Limitorque PT Series Worm Gear Operators product specification sheets: Specifically designed for motorized operation

Limitorque PT Series Worm Gear Operators User Instructions (IOM)

Limitorque PT Series Worm Gear Operators User Instructions: Installation, Operation and Maintenance Manual (IOM)

Limitorque L120 Multi-Turn Electric Actuator

Description: The Flowserve Limitorque L120 series multi-turn actuators have a solid record of performance and reliability in many industries, including commercial and nuclear power, oil & gas refining and distribution, and water/wastewater treatment.

SMB Electric Actuators

Description: Flowserve Limitorque SMB actuators are designed and built to provide years of dependable service in a wide range of environments. Whether direct-mounted to multi-turn valves, dampers, or sluice gates, or side-mounted to HBC or PT worm gear reducers for qu

Limitorque MX Electronic Valve Actuator

Description: The Limitorque MX is the product entry in the non-intrusive, double-sealed, smart electronic actuator marketplace.

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