Supervisory Switch Butterfly Valve is installed on upright axis to the pipeline, quarter turn (90 degree) operating disc, maintains 100% tight sealing in either direction through the EPDM robed into inner walls of the valve body.
Head loss is at minimum level through the double shaft design.
The position of the valve can be monitored with the use of the on-board tracking and electric circuitry This avoids damage that could be caused by the valve in a closed position during a possible fire.
The valve can be controlled with lower torques through the gearbox mounted.
It can be used as a line shutoff valve or as a regional control valve.
Inner and outer surfaces are coated with minimum 250 microns fusion bonded epoxy.
