Pneumatic Spring Return Actuator – Single Act
(APSS)
- It has a quarter-round scotch yoke mechanism
- Conforms to ISO 5211 standards for connection on valve
- Maximum output torque Nm 300,000
- Standard temperature range between -20 and +85 degrees Celsius
- Compressed air pressure range between 3-12 bar
- It has a precise adjustment screw at the beginning and end of the course
- It has high resistance of all operating equipment against corrosion
The equipment used in the products is provided with a safety certificate in high-risk areas, which include:
- Groups: IIC, IIB, IIA
- Temperature classes: T4, T5, T6
- Protection against particles: IP65 to 67
This category of pneumatic actuators usually provides the possibility of closing and opening the valve quickly in power plants and petrochemicals.