• 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.

L120 Multi-Turn Electric Actuator

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

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  • Brands:
    Limitorque
  • Applications:
    Feedwater Booster, Decoking, Water Treatment, Nuclear Service
  • Industries:
    Mining, Oil and Gas, Power Generation, Water Treatment, Nuclear Power, Boiler Circulation Systems, Boiler Feedwater Systems, Boiler Feed, Delayed Coking, Wastewater Collection and Treatment
  • Standards:
  • Misc:

The Flowserve Limitorque L120 series, with nine sizes covering torque requirements to 60,000 ft.lbs. (81,349 Nm) and thrust requirements to 500,000 lbs (2,224 kN), are well suited to meet the wide range of applications in industrial valve control.

Whether controlling valves in commercial power feedwater or steam systems, or in oil and gas refining and coking processes, or water and wastewater filtration and other treatment processes, the L120 performs, day in and day out.

The L120 is combined with the HBC and PT worm gear operators for quarter-turn valve control and multi-turn dampers. The L120 combined with the B320 or MT bevel gear operators are used in gate and globe applications as well as slide and sluice gates.


Features

  • Aluminum and ductile iron housings offer durability.
  • Available in weatherproof, submersible, and explosionproof construction for the most demanding environments.
  • All metallic lubricated steel-on-bronze gearing has shaft-supported anti-friction bearings for years of reliable operation.
  • Manual declutching disconnects motor from handwheel to protect personnel.
  • Torque overload protection in both directions.
  • Units connect within most network configurations.

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Limitorque L120-10 through L120-40 Series Multi-Turn Electric Actuator User Instructions (IOM)

Limitorque L120-10 through L120-40 Series Multi-Turn Electric Actuator User Instructions: Installation, Operation and Maintenance Manual (IOM)

Limitorque L120-10 through L120-40 Multi-Turn Electric Actuator User Instructions (IOM)

Limitorque L120-10 through L120-40 Multi-Turn Electric Actuator User Instructions: Installation and Maintenance Manual (IOM)

Limitorque L120-85 Series Multi-Turn Electric Actuator User Instructions (IOM)

Limitorque L120-85 Series Multi-Turn Electronic Actuator User Instructions: Installation, Operation and Maintenance Manual (IOM)

Limitorque L120 Series Multi-Turn Electric Actuators Brochure

Brochure showcasing and explaining all Limitorque L120 Multi-Turn Electric Actuators.

Limitorque PT Series Worm Gear Operators Product Specification Sheets

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

Limitorque MX Series Electronic Valve Actuator and L120 Series Electric Actuators Product Specifications

Limitorque MX Series Electronic Valve Actuator and L120 Series Multi-Turn Electric Actuators product specificatons: Motor Performance Data

Limitorque L120- 190 through L120-2000 Series Multi-Turn Electronic Actuator User Instructions (IOM)

Limitorque L120- 190 through L120-2000 Series Multi-Turn Electronic Actuator User Instructions: Installation, Operation and Maintenance Manual (IOM)

PT Series Worm Gear Operators

Description: 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

MT Bevel Gear Operator

Description: The MT series is a superior combination of a bevel gear operator torque housing with a new thrust base design ideally suited for torque-seated valve applications and applications involving elevated process temperatures. Both the bevel gear and the th

B320 Bevel Gear Operators

Description: The Flowserve Limitorque B320 series of bevel gear operators deliver efficient and dependable operation for multi-turn applications. Suitable for manually operated valves and gates or motorized operation with Flowserve Limitorque MX, L120, and SMB series

HBC Worm Gear Operators

Description: The Flowserve Limitorque HBC series of worm gear operators excel in demanding applications, ranging from nuclear power plants to critical service flow control in hydroelectric plants. Whether utilized in manual operation or motorized with Flowserve Limit

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