Valve actuators with spring return

33 companies | 83 products
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electric valve actuator
electric valve actuator
ELC 250SR

Torque: 2.5 Nm
Actuator force: 2,500 N
Stroke: 0 mm - 40 mm

... /b>
The ELC 250SR electric linear actuator is designed for safety-critical valve applications requiring a reliable fail-safe action. It delivers 2.5 kN of thrust and incorporates a spring- return ...

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Rotork
electro-hydraulic valve actuator
electro-hydraulic valve actuator
SI4

Torque: 0 Nm - 200,000 Nm
Voltage: 24 V

... >
SI4 part-turn actuators offer the flexibility to be customised to suit applications up to 200,000 Nm (147,500 lbf.ft). The Skilmatic SI range are self-contained electro-hydraulic actuators combining the simplicity ...

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Rotork
electro-hydraulic valve actuator
electro-hydraulic valve actuator
SI4

Torque: 400,000 Nm
Voltage: 24 V

... lock-in-last position via mechanical spring- return

  • Spring-return configuration for certified safe shutdown
  • Adjustable operating speeds with stepping facility; optional
  • ...

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    Rotork
    electric valve actuator
    electric valve actuator
    Limitorque® LQI

    Torque: 50 Nm - 360 Nm
    Voltage: 12 V - 480 V
    Ambient temperature: -30 °C - 70 °C

    ... compact spring return fail-safe electric actuators offer superior reliability and performance as well as lower Total Cost of Ownership (TCO). LQIFS actuators are designed ...

    electro-hydraulic valve actuator
    electro-hydraulic valve actuator
    SKD32.21

    Actuator force: 1,000 N
    Stroke: 20 mm
    Voltage: 230 V

    ... devices with safety shut-off function per DIN EN 14597. Technical Specifications Power consumption 16 VA, 12 W Spring return function Yes (8 s) Position feedback None Medium temperature -25…150 °C Mounting ...

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    Siemens Building Technology HVAC Products
    pneumatic valve actuator
    pneumatic valve actuator
    G

    Torque: 339,000 Nm - 678,000 Nm
    Pressure: 14 bar
    Ambient temperature: -29 °C - 177 °C

    ... The Bettis G-Series pneumatic, scotch yoke, valve actuator is a highly unique and reliable actuator for operating ball, butterfly or plug valves along with louvers, dampers and other ...

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    ASCO
    pneumatic valve actuator
    pneumatic valve actuator
    6 series

    Actuator force: 190 N - 160,000 N
    Stroke: 11 mm - 102 mm
    Pressure: 0 bar - 3.1 bar

    ... Fisher 657 and 667 actuators are designed to provide dependable on/off or throttling operation of control valves. These spring-opposed diaphragm actuators position the valve ...

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    FISHER REGULATORS
    pneumatic valve actuator
    pneumatic valve actuator
    ARP series

    Torque: 9 Nm - 4,800 Nm
    Pressure: 2 bar - 10 bar
    Ambient temperature: -30 °C - 100 °C

    ... the process valve in accordance with ISO 5211 standard Series ARP rotary actuators have been designed to meet the high demands by the process industry, where they predominantly are used for controlling the opening ...

    pneumatic valve actuator
    pneumatic valve actuator
    M

    Torque: 0 Nm - 370,000 Nm
    Actuator force: 0 N - 2,224,000 N

    ... Up to 2,224 kN (500,000 lbs)
    Power source: Pneumatic
    Product type: Pneumatic actuator
    Actuation modes: Fail-safe ( spring- return), Quarter-turn, Spring- return, ...

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    BETTIS
    pneumatic valve actuator
    pneumatic valve actuator
    ZA2 series

    Pressure: 0 bar - 8 bar
    Ambient temperature: -32 °C - 90 °C

    ... Medium 90 deg C Aluminum Actuator Fitting of Medium 90°C Aluminum Actuator Medium 90°C Aluminum Actuator ...

    pneumatic valve actuator
    pneumatic valve actuator
    MPA

    Pressure: 0 psi - 150 psi

    ... Air Pilot Valve Actuators thread onto the tops of Clippard miniature 2-Way, 3-Way, and 4-Way valves to provide fast pilot actuation from a pneumatic signal. They permit wide circuit flexibility and minimize ...

    pneumatic valve actuator
    pneumatic valve actuator
    SR series

    Torque: 15 Nm - 4,000 Nm
    Pressure: 6, 8 bar
    Ambient temperature: -50 °C - 150 °C

    ... Aluminium spring return pneumatic actuator SR type TECHNICAL FEATURES Mounting flange according to EN ISO 5211 F03 - F04 - F05 - F07 - F10 - F12 - F14 - F16 -F25. In compliance with EN 15714-3 Torque: ...

    pneumatic valve actuator
    pneumatic valve actuator
    B1 series

    Torque: 28 Nm - 100,000 Nm

    ... acting and spring return B1-series piston type quarter turn actuators are designed for use in both modulating control and on-off service. These actuators offer an extremely ...

    pneumatic valve actuator
    pneumatic valve actuator
    RTQ

    Torque: 1,650 Nm - 600,000 Nm

    ... single/double acting pneumatic low-pressure actuators, are suitable for the operation of quarter turn valves (ball valves, butterfly valves and plug valves) for ON-OFF ...

    pneumatic valve actuator
    pneumatic valve actuator
    3600 series

    Torque: 3 Nm - 4,479 Nm

    ... AVCON offers range of Pneumatic Actuators in double acting and spring return designs. These inexpensive compact design actuators operate through 90° angle for actuation of ball valves, ...

    electric valve actuator
    electric valve actuator
    NE-SR5 series

    Torque: 34 Nm - 79 Nm
    Voltage: 115, 220 V
    Ambient temperature: -40 °F - 140 °F

    ... operation, the spring pack travels with the movement of the actuator. Under powered stopped conditions, the actuator and spring are held in position via the electric ...

    hydraulic valve actuator
    hydraulic valve actuator
    MORIN HP series

    Torque: 9,040 Nm

    ... gas / hydraulic actuator with ductile iron housing and carbon steel cylinders Spring return and double acting actuators Quarter-trun output torques to 240,000 lb. in. Designed specifically ...

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    Pentair Valves & Controls
    pneumatic valve actuator
    pneumatic valve actuator
    Acutorque

    Torque: 8 Nm - 2,365 Nm

    ... Spring return or double acting, stainless steel, quarter turn, rack and pinion actuator. ...

    pneumatic valve actuator
    pneumatic valve actuator

    Torque: 8 Nm - 4,068 Nm

    ... acting and spring return. Plus, its hydraulic damper also has a dual acting and spring return function. In addition, it has a 100% and 50% extra travel stop limitation and a RC100 travel ...

    pneumatic valve actuator
    pneumatic valve actuator

    ... DeZURIK rotary diaphragm actuators are designed specifically for use on quarter-turn valves. The actuators are designed for on-off or modulating service in either a fail-open or fail-closed mode. Action ...

    pneumatic valve actuator
    pneumatic valve actuator
    BRCF 4000 HT series

    Torque: 4,000 Nm

    ... powerful single-acting actuator for large valves and valves requiring very high torque. Unique and simple design with cross-over valve Spring action by means of dished ...

    pneumatic valve actuator
    pneumatic valve actuator
    type 1

    Torque: 7 Nm - 4,803 Nm

    ... Compact rack and pinion actuator, Type 1, for quarterturn movement and modulating, Double Acting (DA) or Spring Return (SR). Body of Anodized Aluminum in blue colour as standard, other finishes available. This ...

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    TruTorq Mekanotjanst Ltd
    pneumatic valve actuator
    pneumatic valve actuator
    8090SR series

    Torque: 10 Nm - 6,356 Nm

    ... TUNING SPRING RETURN PNEUMATIC ACTUATOR -20°C to +80°C Racks and pinion type spring return pneumatic actuator - 0 to 90° rotation with +/- 5° thru adjustment ...

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    TUNING Fluid Solutions SARL
    electric valve actuator
    electric valve actuator
    EPD series

    ... The Hayward EPD Series Electric Actuator are heavy duty reversing spring- return for all applications. All models come with, as standard, tow internal limit switches (non-adjustable), ...

    pneumatic valve actuator
    pneumatic valve actuator
    52

    Torque: 2 Nm - 30 Nm

    ... Body - Extruded aluminium Anti-blowout pinion - Steel O-ring - NBR Spacer ring - POM ...

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    BONOMI GMBH
    pneumatic valve actuator
    pneumatic valve actuator
    VS-052DA

    Torque: 9 Nm - 4,620 Nm
    Pressure: 8 bar
    Ambient temperature: -20 °C - 80 °C

    ... Unique Spring Retainer Construction. Pre compression leads to longer spring life. Easy assembling & dismantling of various combination of spring sets. Modular spring ...

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    pneumaticairactuator.com
    pneumatic valve actuator
    pneumatic valve actuator
    XM-SR63

    Torque: 5 Nm - 12,992 Nm
    Pressure: 8, 2.5 bar
    Ambient temperature: -40 °C - 150 °C

    ... DA(Double Action) and SP( Spring Return) Pneumatic Actuator are mainly used for the automatic control of Ball Valves and Butterfly Valves. With unique style, advanced ...

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