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  1. Hydraulics - Pneumatics
  2. Valve
  3. Hydraulic valve actuator
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Hydraulic valve actuator GS
quarter-turnScotch yokesingle-acting

Hydraulic valve actuator - GS - BETTIS - quarter-turn / Scotch yoke / single-acting
Hydraulic valve actuator - GS - BETTIS - quarter-turn / Scotch yoke / single-acting
Hydraulic valve actuator - GS - BETTIS - quarter-turn / Scotch yoke / single-acting - image - 2
Hydraulic valve actuator - GS - BETTIS - quarter-turn / Scotch yoke / single-acting - image - 3
Hydraulic valve actuator - GS - BETTIS - quarter-turn / Scotch yoke / single-acting - image - 4
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Characteristics

Type
hydraulic
Movement
quarter-turn
Technology
Scotch yoke
Configuration
double-acting, single-acting
Protection class
IP67, IP66
Other characteristics
subsea
Torque

Min.: 0 Nm
(0 ft.lb)

Max.: 200,000,000 Nm
(147,512,429.86 ft.lb)

Rotation angle

90 °

Description

Overview
The Bettis GS-Series Scotch Yoke hydraulic valve actuator provides failsafe valve operation for offshore and industrial applications and supports diver or ROV intervention systems.

Applications
  • Offshore splash zone, risers and subsea valves
  • Process, power and petrochemical plants requiring failsafe actuation
  • Valves requiring remote intervention or underwater maintenance


Key features
  • Over fifteen alerts and alarms to help detect abnormalities in the system
  • Five-year material and workmanship warranty
  • Patented Tension-lok device that positively locks the spring module for safe removal and installation
  • PED 97/23/EC compliant for pressure-retaining components
  • Meets IP66 and IP67M for submergence and high-pressure water deluge protection
  • Modular design offering multiple configurations and reduced inventory through interchangeable modules
  • Interchangeable power and spring modules for rapid reversal of fail-safe mode
  • Suitable for applications requiring SIL-capable solutions
  • Field-serviceable modular configuration: convertible between single-acting and double-acting and allows addition of a hydraulic manual override after installation
  • Available mechanical and manual overrides for G-Series models
  • Can be supplied as a complete Valve Operating System (VOS) combining actuator, controls and valve


Technical specifications
  • Power source: Hydraulic
  • Product type: Hydraulic actuator
  • Actuation: Double-acting (configurable)
  • Enclosure: Sealed — IP66 / IP67M (specific ratings available on request)
  • Modularity: Interchangeable power and spring modules
  • Warranty: Five-year material and workmanship
  • RoHS: Intended for large-scale fixed installations excluded from Directive 2011/65/EU (RoHS 2)


Maintenance & options
  • Tension-lok for safe spring handling to eliminate accidental spring release
  • Field-serviceable modules for safe maintenance and lower lifecycle inventory
  • Options include hydraulic manual override, mechanical/manual overrides and configuration for integration into a complete VOS

Catalogs

G-series
G-series
6 Pages

Other BETTIS products

Electric Actuators

*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.
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