- Basic Design in spheroidal cast iron DN 200 – 1200
- Available in materials of construction to either suit application or client specification
- Fabricated steel design up to DN 4000
- Pressure Rating PN 2.5 – 40
- For back flow prevention with combined isolation and non-return functionality.
- Application examples: emergency turbine shut off in event of pipe rupture; back flow protection in pumping stations for service and cooling water supplies
Design
- Defined open position with constant Kv value
- Controlled closing via counterweight with controlled speed (single or two stage)
- Complete tight shut off in closed position via cylinder actuator
- Valve opening controlled by hydraulic actuator system
- Locked safely in open position by either solenoid valve or mechanical lock
- Hydraulic power for arrangement nearby or directly to valve (optional) equipped with all necessary operating device e.g. flow control valves / pressure release valve
- Emergency manual operation available on power pack
- Electrical control unit can also be supplied as an option to meet client specifications
- Internal disc locking device options
- External shaft locking device option
To discuss your particular requirements, please contacts us by sending us an Email: