Emergency shutdown valve actuator

ZE-ESD Series

Zero Emission ESD Valve Actuator System for API Midstream Pipeline Distribution Networks that require an automatic fail-safe position where power is not available.

Learn More

Features at a Glance

Zero Emissions, Zero Energy required
Hydraulic fail-safe system with accumulator
Zero Emissions, Zero Energy required
For fail-safe systems (ESD & PSD), when power is not available
Secondary accumulator for leakage compensation ensures drift-free performance for weeks at a time.

Details

Spring-Return pneumatic valve actuator

AS Series

Next generation AS Series “compact” model provides a shorter and lighter canister for installations where space is a premium.

Learn More

Features at a Glance
Thrust: up to 72,000 lbs
Type: Fail-Close or Fail-Open
Models: Standard & Compact
Bore Size: 6″-42″
Pressure Rating: 150 psi
Configuration: Single-Stage and Tandem
Stroke Range: Up to 12″
Welding Certified to CSA 47.1 Division 2

Details

Rotary Actuators

Standard and severe service electro-hydraulic, hydraulic, & pneumatic valve actuators.

Offered for on/off and control valve applications.

Learn More

Cowan offers a variety of rotary valve actuators that can be customized to fit the customer’s requirements for a variety or markets and applications. We also offer valve mounting kits that can be designed for any rotary valve.

See our range of Rotary Hydraulic and Pneumatic Valve Actuators.

Details

E2H Series

Electro-Hydraulic Linear Valve Actuator

Compact: All in one design. No need for a separate hydraulic power unit and hoses.

Learn More

Electro-Hydraulic Actuator Features:

Thrusts up to 125,000 lbs
Stroke: up to 36″
SIL-3 Capable (pending)
ESD Capable
100% Duty Cycle
Very Low Power Consumption – Lock in Place
Tight Shutoff
On/Off or Modulating Service
Fail Last Lock, Fail Close or Fail Open

Details

electro-hydraulic-actuator-linear-e2h-series

Pneumatic booster air systems

A2A Series

Consisting of a basic system plus an air to air booster, Cowan’s boosted air systems are designed for applications in which the available air pressure is too low and where space for additional air tanks is limited.

Learn More

Up to 85% smaller and 45% lighter than conventional spring-return cylinders. The A2A penumatic booster has a smaller foot print resulting in less factory floor space being used.

Features:

Air driven, double acting pressure amplifiers
No mechanical or electrical power required
4:1, 3:1 and 2:1 intensification ratios
Compact, lightweight, corrosion resistant construction
High air flow output 100 cu in per stroke
Ideal to fill large air tanks where plant line pressure is low
Quiet operation

Details

Valve automation solutions

Specialized design, engineering and assembly of control systems

Learn More

Our Valve Automation Solutions work with your linear or rotary valve actuators and we provide customized solutions for every application, helping to make each operation economical and efficient.

We offer a wide range of valve automation control options including control panels, PLC panels and fail-safe systems.

Details

Pneumatic Manifold

C-PAC Series

Out of the box valve automation solution for fail-safe, speed control, and safety pressure relief requirements. Compatible with linear and 1/4 turn valve actuators.

Buy online

Features at a Glance
Sizes: Available in 0.5" , 1", & 1.5" NPT
Fail-safe: Easily configure your actuator for fail-close, fail-open, or fail-last lock (requires air tank for fail-close or fail-open).
Speed Control: Independent control of opening and closing speeds.
Versatile:Modular Manifold is suitable for a wide variety of applications and mounting configurations.

Details

Electro-hydraulic rotary valve actuator

E2HR Series

Compact. Simple. Versatile. See how our all in one rotary valve actuator design reduces the need for a separate hydraulic power unit and hoses.

Learn More

Electro-hydraulic Actuator Features
Torque: up to 72,000 lbs
Rotation: 90° +/- 5°
Speed: 20°/Sec
Operating Temp.: -50C to +40C
ESD Capable
SIL-3 Capable (pending)

The E2HR Rotary Electro-Hydraulic Actuator packs high performance into the smallest possible installation envelope for ¼ turn valve actuating applications.

Details

Linear Actuators

Standard and severe service linear valve actuators. Offered for on/off and control valve applications.

Learn More

Designed and manufactured to operate a variety of rising stem valves, our linear actuators are customized to fit our customer’s requirements for a variety or markets and applications.

See our range of Hydraulic and Pneumatic Valve Actuators.

Details

quotes@cowandynamics.com

Have a Question?

855-341-3415

Solutions et systèmes d’actionnement pour les environnements les plus difficiles au monde

Depuis plus de 60 ans, Cowan Dynamics montre, et continue à montrer, la voie avec ses solutions innovantes d’automatisation des vannes. Nos produits compatibles SIL-3 sont utilisés dans le monde entier dans des environnements difficiles et sont choisis pour leurs caractéristiques de sécurité, leurs performances et leur fiabilité.

Nous fournissons aux fabricants de vannes et aux utilisateurs finaux des solutions axées sur la fourniture d’une gamme complète de produits et services d’actionneurs fiables, dans les temps et selon les spécifications, indépendamment de la portée, de la taille ou de la complexité de votre projet.

Notre installation de fabrication, de R&D et d’essais certifiée ISO 9001 nous permet de garantir à nos clients que chaque actionneur et système qu’ils reçoivent fonctionnera selon les spécifications.

Nouvelles de l’entreprise

Aucun résultat

La page demandée est introuvable. Essayez d'affiner votre recherche ou utilisez le panneau de navigation ci-dessus pour localiser l'article.

Comment pouvons-nous vous aider à automatiser vos vannes?

Découvrez notre gamme innovante d’actionneurs de vannes. Besoin d’aide pour choisir un actionneur de vanne pour votre application de processus industriel? Utilisez notre option de clavardage!

Solutions d’actionneurs de vannes

Actionneurs pneumatiques

Notre gamme d’actionneurs pneumatiques est constituée d’actionneurs linéaires et rotatifs.

Actionneur de vanne pneumatique à retour de ressort (série AS)
- Poussée : jusqu’à 72 000 lb
Actionneur de vanne pneumatique à double effet (série A)
- Poussée : jusqu’à 425 000 lb
Actionneur rotatif pneumatique (série CSY)
- Couple : jusqu’à 2 500 000 po-lb
Actionneur de vanne modulant pneumatique (série AT)
- PSI : jusqu’à 150 PSI
Solutions d’automatisation des vannes
- Systèmes à sécurité intégrée et accessoires de contrôle

Actionneurs hydrauliques

Notre gamme d’actionneurs hydrauliques est constituée d’actionneurs linéaires et rotatifs.

Actionneur de vanne hydraulique à double effet (série ML)
- Poussée : jusqu’à 1 500 000 lb
Actionneur de vanne hydraulique à retour de ressort (série MS)
- Précharge : jusqu’à 72 000 lb
- Pression nominale : jusqu’à 3 000 PSI
Actionneur de vanne hydraulique (série C6A)
- Pression nominale : 3 000 psi/5 000 psi
- Temps de fermeture : ≤ 5 s