Proportional Pressure Reducing Valve (Piston Actuator)
820-PP
800 Series
Waterworks
Buildings &
Construction
Construction
Hydraulically operated, piston actuated control valve that reduces higher upstream pressure to lower downstream pressure at a fixed ratio. The fixed pressure reducing ratio is determined with regard to valve size and plug type.
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- Robust structure, piston actuated – High pressure service
- Line pressure driven – Independent operation
- Elegant simplicity
- Cost effective
- Simple to maintain
- Minimal external accessories
- Built-in check feature - Replacing line sized check valve
- In-line serviceable - Easy maintenance
- Double chamber design
- Moderated valve reaction
- Moderated closing curve
- Flexible design - Easy addition of features
- Semi-straight flow – Non-turbulent flow
- Stainless Steel raised seat - Cavitation damage resistant
- Obstacle free, full bore – Uncompromising reliability
- V-Port throttling plug (optional) - Very stable at low flow
Typical Applications
- First stage at a two stage pressure reducing system
- Municipal and national systems ‑ Reducing pressure at downhill pipe lines
- Pumping stations - Minimize cavitation and noise in circulation valves