Actuators

 

Electric Actuators

 

IQ3 - 3rd Generation
  

With the revolutionary dual stacked display, information about your plant and process is available at your fingertips allowing unparalleled data analysis of the condition and operational status of the valve; data analysis that enables accurate asset management of your plant. Rotork innovation at its best.

  • Three-phase, direct current and single-phase variants
  • Advanced, multilingual display for status and setup
  • Detailed data logging
  • Setting and data capture via Bluetooth® handheld tool
  • InSight2 PC software for valve performance analysis
  • Highly intuitive user interface
  • Comprehensive control and flexibility 

Rotork also provides a wide range of supporting software and documentation for the IQ3 range.

AWT
 

The AWT range combines the qualities of a robust electric motor and a well proven simple mechanical drive. Total environmental sealing to IP68 allows the inclusion of integral motor starter and control electronics.

Torque range 14 to 3,000 Nm (10 to 2,200 lbf-ft) direct drive, up to 250,000 Nm (185,000 lbf-ft) quarter-turn and up to 40,800 Nm (30,000 lbf-ft) multi-turn (rotary).

  • Oil bath lubricated IP68 double-sealed option
  • Complete integral motor control or customer supplied motor control
  • Isolating and regulating duty
  • Separate motor control available where required (syncroset actuator)

See AWT Literature Page for further details.

2000
 
  • Thrusts from 150 to 1,500 lbf. (667 to 6,672 N)
  • Stroke distance from 6 to 24 inches (152 to 610 mm)
  • Modulating Duty: 2,000 starts per hour
  • Manual override standard
  • HART available
  • Automatic thrust limiting
  • Anti-condensation heater and thermostat
  • Self-locking drive system to hold in last position and prevent backdriving up to thrust rating
  • AC input power (single and three phase) or DC input power versions
  • Temperature range from -40° F to 150° F (-40° C to 65° C)

See LA-2400 Literature Page for further details.

 IQT
 

The Rotork IQT range of actuators offers end users ever higher standards of performance, build quality and overall value.  Standard IQT and variants are suitable for all quarter-turn valve applications, requiring control and indication flexibility.  Modulating options are available and a wide range of power sources can be accomodated.

 Powerful Features:
  • Three phase, direct current and single phase actuators
  • On-board data logger included as standard
  • IrDA™ compatible for local and remote actuator analysis via InSight PC software
  • Clear, user friendly controls and indication
  • Multilingual text display for status and setup
  • Simplified torque and position control for increased reliability
  • Comprehensive control and flexibility
  • Approved for use in SIL applications with an additional SFCM Control Module

See Benefits of the IQT Range Actuators for further details.

Rotork also provides a wide range of supporting software and documentation for the IQT range.

 
RomPak
   

Building on the simple specification of the ROM / RBM range, Rotork now offer a more complete control solution with the introduction of the new ROMpak.

ROMpak introduces: Local controls for ease of operation; Dual local indicators – mechanical and LED; Phase rotation correction for ease of installation; Options including: bus communication and Folomatic/CPT.

Torque range 35 to 650 Nm (25 to 480 lbf-ft).

  • Efficient yet simple gearing
  • Wide range of supply voltages available
  • Single-phase, three-phase and DC options
  • Watertight IP68 rating

See ROMpak Literature Page for further details.

RCEL
   
 RCEL - light-industrial worm drive
•  Torque output: 520 to 21,700 lbf-in.
•  Single- and three-phase and DC options available in a wide
    range of supply voltages.
•  Manual override, heater standard.
•  CSA C/US Class 1, Div 1, Group C & D EXP approvals (120V only).
•  Spring-return version available.
•  Certified watertight IP-67 enclosure, IP-68 optional.
 ExMAX
    

ExMax Range quarter-turn explosionproof actuators.

ExMax electric 90º quarter-turn damper and valve actuators are designed for use in Ex areas for all gases, mists, vapours and dust.

  • 24 to 240 VAC/VDC universal power supply
  • Torque range 5 to 150 Nm (37.0 to 110.6 Lbf-Ft)
  • ATEX 94/9/EC, zone 1, 2, 21, 22 + others
  • Control modes: On-off, 3 pos., modulating (0-10 VDC, 4 to 20 mA)
  • Optional spring-return configuration (1 second available), SIL2
  • Watertight IP66 rating
  • Stainless steel housing (option)
  • Temperature range: -40 to 50 ºC (-40 to 122 ºF)
  • Optional extras: 2 external Ex-auxiliary switches; 
    Ex-e terminal box; Safety temperature trigger; Manual override

Download Product Brochure

Find out more about ExMax quarter-turn 
explosionproof actuators

 CVA Range
 

 CVA Range - Linear and Quarter-turn Actuators to Automate Control Valves

The CVA range of linear and quarter-turn actuators provide an electrically powered process control operator suitable for most control valve types and sizes. The CVA sets a new standard for process control and valve actuation.

Rotork has proven expertise in applying new technologies in the automation of valves to bring enhanced performance and innovative features. This philosophy has now been applied to a new range designed specifically for the exacting demands of process control, specfically continous modulating control valve applications.

Using the combination of advanced actuator engineering and process control experience, plus specification input from major control valve end users, Rotork has produced a range of control valve actuators that are unique in the industry and provide solutions to many common control issues.

 CVA Range Benefits
CMA Range
    Compact modulating control valve actuators 

CMA series modulating actuators deliver a series of sizes suitable for linear, quarter-turn and rotary control valve and pump applications requiring precise position control and continuous modulation.

Configuration

The Rotork CMA range provides for simple safe and easy set up via an internal electronic 6-segment LCD display and push button configuration.

  • Can be powered by single-phase or direct current supplies
  • Linear, quarter-turn and rotary drive action
  • Permanently lubricated and maintenance free drive train
  • Capable of being mounted in any orientation
  • Accurate and repeatable position control
  • 4 to 20 mA loop powered, feedback signal
  • Digital communication options including HART®, Foundation FieldbusTM, Profibus®, Pakscan, RIRO and Modbus® available

CMA Variants:

RUN

 

ExRun/ExLin Range linear explosionproof actuators.

ExRun and ExLin electric linear valve actuators are designed for use in Ex areas for all gases, mists, vapours and dust. Linear conversion for safety applications (Fail-Safe-Function) in combination with ExMax.

  • Thrust range 500 to 10,000 N (112 to 2248 Lbf)
  • ATEX 94/9/EC, zone 1, 2, 21, 22 + others
  • Optional spring-return configuration (1 second available), SIL2
  • Control modes: On-off, 3 pos., modulating (0-10 VDC, 4 to 20 mA)
  • Watertight IP66 rating
  • Stainless steel housing (option for ExMax)
  • Temperature range: -40 to 50 ºC (-40 to 122 ºF)
  • Optional extras: Ex-d auxiliary switch with 2 adjustable contacts (2 mounting options available); Ex-e terminal box; Manual override

Download Product Brochure

Find out more about ExRun/ExLin 
linear explosionproof actuators

 

 

 


 

Hydraulic and Pneumatic Actuators

 

  •  GP/GH
         

    GP (pneumatic) and GH (hydraulic) range scotch yoke actuators are designed to provide a rotary, quarter-turn movement for either on/off or modulating duty. The rugged yet compact design is available with two different yoke designs. The classic symmetric yoke delivers peak torque at both ends of stroke. Alternatively, they can be supplied with canted torque arms designed to deliver peak torque at only one end of stroke. Use of canted arms can often reduce actuator size, weight and cost for valves with appropriate torque demand characteristics.

    • Pneumatic and hydraulic actuators in double-acting and spring-return configurations
    • Suitable for use in SIL2 and SIL3 rated safety systems
    • Certified to IP 66M/67M
    • Certified to ATEX 94/9/EC
    • Certified in accordance with PED 93/27/EC
    • Torque output to 600,000 Nm (5,000,000 lbf-in)

    See GP/GH literature page for further details.

    CP/CH
     

    CP range pneumatic actuators are a versatile, modular, scotch yoke design available in both double-acting and spring-return configurations. The compact and efficient design yields high torques even at low pressures. The design concepts found in Rotork's large, heavy-duty actuators has been applied to the CP range, which brings heavy-duty actuator qualities to small, quarter-turn actuators.

    The actuator body is of rugged, ductile cast iron available in four body sizes. Cylinders are manufactured from carbon steel, electroless nickel-plated.

    • Pneumatic actuators in double-acting and spring-return configurations
    • Corrosion resistant cylinders
    • Actuators certified to IP 66M/67M
    • Actuators certified to ATEX 94/9/EC
    • Actuators certified in accordance with PED 93/27/EC
    • Torque output to 4,500 Nm (39,800 lbf-in)

    See CP literature page for further details.

    RC
     

    The RC200 is an extremely compact pneumatic actuator. Its scotch yoke design is particularly suited for valves with high start or end torque requirements. It is available in double-acting and spring-return configurations with torque output up to 4,400Nm (38,700 lbf-in).

    The RC200 is available in a variety of configurations and an extensive range of options and accessories is available. RC200 actuators have BSP threaded ports and metric threads for mounting. A variant for the Americas (RCI200) comes with NPT ports and imperial threads for mounting.

    • Compact design in double acting or spring return
    • Pre-tensioned springs for safety
    • Connections according to international standards
    • Scotch yoke design provides high torque in the end positions
    • Three-year warranty
    • High efficiency, low air consumption
    • Housing in anodized aluminium
    • Standard temperature range -20°C to +80°C (-4°F to +175°F)

    Options:

    • M1 handwheel manual override
    • Adjustable travel stops in both directions
    • RCT corrosion protection
    • High temp. 0°C to +150°C (+32°F to +300°F)
    • Low temp. -40°C to +60°C (-40°F to +140°F)
    • Arctic temp. -47°C to +60°C (-52°F to +140°F)
    • Water  or oil hydraulics
    • Over travel
     LP/LH
     

    Rotork linear actuators offer the advantages of compact size, high performance and a simple but highly reliable design. They are ideal for operating on/off and control functions of both globe and wedge gate valves. Both spring-return and double-acting configurations are available with either pneumatic or hydraulic cylinders.

    Rotork Fluid Systems' Centres of Excellence will guide you in properly determining and meeting your linear actuator needs.

    • Electroless nickel-plated cylinders, chromium-plated piston rods
    • Hammer blow and standard valve stem coupling designs available
    • Thrust up to 5,500,000 N (1,236,000 lbf)

    See publication PUB020-001 for further details.

    RCTP

    Pneumatic quarter-turn Actuators 

                     Corrosive environment
                     10-7,600 Nm

    • For On-Off and modulating
      Compact design

      Extra corrosion protected aluminium actuators
      Double acting or single acting with spring return
      Pre-tensioned springs for safety
      Connections according to international standards
      Mounting kits for all types of quarter turn valves
      Hard and durable surface
      Lighter and more economical than steel/stainless steel
      Scotch Yoke principle gives high torque in the end positions
      Precise control, smooth travel in the end positions

      High reliability, long life, three-year warranty
      High efficiency, low air consumption
      Housing in hard anodized and PTFE sealed aluminium
      Drive shaft and screws in stainless steel
      Options: Manual override M1, quick acting, speed restrictor, high temp, low temp, low temp Arctic, water hydraulics, oil hydraulics

 

 

 

 


 

 

Eectrohydraulic Actuators

 

SI/EH
 

SI / EH Pro provide the benefits of reliable valve actuation by combining existing proven Skilmatic features with the benefits of a new HMI, monitoring, datalogging and communications. The Pro options provide the ability to provide a valve signature profile and characterise the output . With the combination of the Rotork's non-intrusive intrinsically safe Bluetooth Setting Tool, the actuator configuration and datalogger files can be transferred from the field and to a standard PC for analysis and storage.

  • Linear thrust output 1.7 to 5500kN.
  • Quarter-turn torque output 65 to 600,000Nm.
  • Single-, three-phase or 24VDC power supply options.
  • Two position fail safe or modulating control with valve flow characterisation.
  • Designed for use in critical safety shutdown applications.
  • Partial stroke test capability -activated remotely or locally.
  • Data logger -records the last 1024 events, trends & alarms.
  • Non intrusive setting tool Infrared & Bluetooth - for configuration, interrogation and downloading of data.
  • Improved data download and transfer speed via Bluetooth.
  • Valve Torque / Thrust signature and profile measured and recorded.
  • Rotork InSight II software allows the actuator performance to be downloaded for analyses and storage.
  • 32 character multilingual LCD display.
  • Status & monitoring diagnostics.
  • Independent alarm /status output relays.
  • ATEX,IEC,FM,CSA,INMETRO and GOST certified.  
  • Optional bus communications via all major protocols.
  • Optional ESD manual reset.
RCE
  • For On-Off 
  • Electric actuator with spring return
  • Suitable for tunnels, district heating plants, oil and gas depots and all applications where pressurized air is not available
  • Pre-tenstioned springs for safety
  • Connections according to international standards
  • Connections according to international standards
  • Mounting kits for all types of quarter turn valves
  • Mounting kits for all types of quarter turn valves
  • Scotch Yoke principle gives high torque in the end positions
  • Precise control, smooth travel in the end positions
  • High reliability, long life, one-year warranty
  • High efficiency, low energy consumption
  • Housing in anodized aluminium, oil tank in painted steel
  • Drive shaft and screws in stainless steel (RCE230-265)
  • Manual override
  • Spring return with adjustable operating time
  • Temperature range -20 °C to +40 °C and Ex-zone 1
  • Power supply 1-phase 230V/50Hz, 3-phase 400V/230V, 3-phase Ex 400V/230V
  • Control voltage 24VDC, 230VAC
  • Options: Modulating design, weather protection roof, speed restrictor, quick-acting, other voltages, stainless steel drive shaft and screws (RCE270-280, RCE88), fire protection jacket

 

 

 

 

 


 

 

Pipline Actuators

 

 GO
    

The GO range of pipeline actuators are designed to use pipeline gas as the motive power source. They utilise our robust GH and RH quarter-turn prime movers and are field proven in installations around the world. Control configurations are available to meet virtually any operational requirements.

  • Scotch yoke and rack & pinion double-acting actuators
  • Low- or high-pressure control logic options
  • ASME certified tanks
  • Hydraulic manual override standard
  • Speed control in both directions standard
  • PED or ASME approved gas/oil and power gas storage tanks
  • Actuators certified to IP 66M/67M
  • Actuators certified to ATEX 94/9/EC
  • Actuators certified in accordance with PED 93/27/EC
  • Torque output to 600,000 Nm (5,000,000 lbf-in)
GP
   

GP (pneumatic) and GH (hydraulic) range scotch yoke actuators are designed to provide a rotary, quarter-turn movement for either on/off or modulating duty. The rugged yet compact design is available with two different yoke designs. The classic symmetric yoke delivers peak torque at both ends of stroke. Alternatively, they can be supplied with canted torque arms designed to deliver peak torque at only one end of stroke. Use of canted arms can often reduce actuator size, weight and cost for valves with appropriate torque demand characteristics.

  • Pneumatic and hydraulic actuators in double-acting and spring-return configurations
  • Suitable for use in SIL2 and SIL3 rated safety systems
  • Certified to IP 66M/67M
  • Certified to ATEX 94/9/EC
  • Certified in accordance with PED 93/27/EC
  • Torque output to 600,000 Nm (5,000,000 lbf-in)
GSH/GSR/GSL/GSP
 

Subsea products meet the harsh conditions and stringent demands of subsea applications. The subsea product range encompasses actuator and gearbox designs for retrievable and non-retrievable applications. Our engineering group works closely with contractor and end-user engineers to meet specific project requirements.

  • Hydraulic quarter-turn and linear subsea actuators in double-acting and spring-return configurations
  • Subsea & splashzone trims
  • Retrievable and non-retrievable designs
  • Multitude of design options available
  • Installed base dating back to 1992 at depths over 2,500 metres

 

 

 

 


 

Manual and Motirised Gearboxes

 

AB
   

The AB range of quarter-turn operators have a cast iron housing and are intended for applications in chemical, power, waterworks, HVAC and most general industrial applications.

  • Cast iron housing (ductile iron optional)
  • Protected input shaft (Stainless Steel optional)
  • 15 models up to 32,000 Nm output
  • Rugged construction
  • Axial needle bearings
  • Polyurethane coating.
  • Stroke: 0 to 90º (+/- 5º adjustable)
 232
   

The 232 range of quarter-turn operators have a dye cast aluminium housing and are intended for applications in power waterworks and gas pipelines, HVAC, fire protection and most general industrial applications.

  • Lightweight design
  • Dye cast aluminium housing
  • Protected input shaft
  • 7 models up to 1500 Nm
  • Removable drive sleeve
  • IP65
  • Stroke 0 to 90° (+/- 5° adjustable)
  • 2 keyways to cater for 45° & 90° positions
300
  

Light duty pressed stainless steel quarter turn gearboxes suited for pharmaceutical, wash down, and corrosive environments.

  • Torque range up to 1,000Nm (738 lbsft). 3 sizes
  • Ratios from 37:1 to 45:1
  • 304 stainless steel housing and input shaft
  • Aluminium bronze worm wheel
  • Light weight
  • Suitable for corrosive environments
  • IP65
  • Removable output drive sleeves
IB
    

Rotork Gears Series IB operators are Multi-turn (rotary) devices intended for the operation of gate, globe, sluice and penstock valves. These gearboxes are suitable for manual and motorised applications.

  • Torque range up to 10,846 Nm
  • Thrust range up to 1,557 kN
  • Totally enclosed gearing
  • Grease filled for life
  • Removable output sleeve
  • Input flanges to suit electric actuators
IW 
    

The IW range of quadrant wormgear valve operators is available in manual and motorised configurations and features a removable sleeve to facilitate bore and keyway machining. This sleeve can be rotated in steps to facilitate mounting to the valve.

IW size 3 to 13 torque range up to 264,000 Nm.

IW size 14 to 17 torque range from 250,000 Nm to 850,000 Nm.

  • Worm shaft supported by angular contact bearing
  • High efficiency and multiple ratios
  • Removable drive sleeves up to IW11
  • Stroke: 0 to 90º (+/- 5º adjustable)

 

 

 

 


 

Pneumatics

 

Paskirstymo sala 2002

Spool and sleeve assembly, 5-port., 2- and 3-pos. valve, manifold with plug-in and ports with push-in fittings for tube ø 4 mm or 6 mm

Internal wiring by Z-board plug-in system

True plug together flexibility/expandability

G2-1-fieldbus electronics

Plug together modular inputs/outputs (short circuit resistant and overvoltage protected)

25 pin SUB-D connector (IP40) or terminal strip (IP65)

Designed to meet IP 65 only with special SUB-D connector



Pneumocilindras 453
 

Detection Equipped for magnetic position detectors

  • Fluid Air or neutral gas, fi ltered, lubricated or not
  • Operating pressure 10 bar max.
  • Ambient temperature –20°C to +70°C (for higher temperatures, consult us)
  • Optimal max. speed  1 m/s (for optimal service life)
  • Max. speed rate 2 m/s
  • CONSTRUCTION
  • Barrel Hard anodized aluminium alloy
  • Front and rear ends Aluminium alloy
  • Barrel/end connection With stainless steel tie-rods
  • Bearing self-lubricating metal
  • Cushioning seals PUR (polyurethane)
  • Cushioning Pneumatic, adjustable from both sides with captive screw
  • Rod Hard chrome plated steel
  • Rod nut Galvanized steel
  • Piston Ø 32 to 80 mm: POM (polyacetal) Ø 100-125 mm: light alloy, fi tted with an annular permanent magnet
  • Piston seals PUR (polyurethane)