Double acting & Single acting (Spring return)


Design features for heavy duty actuators
- Scotch yoke mechanism
- Modular construction design
- Symmetric yoke design


Design features for heavy duty actuators
- Scotch yoke mechanism
- Modular construction design
- Symmetric yoke design & Canted yoke design
- Safe spring tank with a full welded unit
- Spring return output torque adjustable device
- Standard : +10%
- Option : Max. +60%
- Smooth internal design
- ISO or MSS valve mounting
- Easy adjustment travel stop (Open & Close)
(External stroke adjustment in the dual position)
- Standard : ±5 Degree
- Option : +5 & -90 Degree


Specification for heavy duty actuator
- Design pressure range
- Pneumatic heavy duty actuators
- Standard : 2.5 bar ~ 8 bar
- Max. working pressure : 10 bar


Torque outputs for heavy duty actuator
- Pneumatic heavy duty actuators (Double acting)
- Supply air press.(5 bar) : 1,266~1,498,872 N.m
- Pneumatic heavy duty actuators (Single acting)
- Fail close : 314~131,108 N.m torque at spring
- Fail open : 523~218,513 N.m torque at spring