Description
Pressure Sustaining valve IR-130-XZ
The Bermad Pressure Sustaining Valve is a hydraulically operated, diaphragm actuated control valve that sustains minimum preset upstream (back) pressure and opens fully when line pressure is in excess of setting.
Applications:
- ֺ Line Fill-Up Control Solutions
- ֺ Line Emptying Prevention
- ֺ Systems Subject to Varying Supply Pressure
- ֺ Infield Filters Backwash Pressure Sustaining
- ֺ Energy Saving Irrigation Systems
Line Pressure Driven, Hydraulically Controlled
- Prioritizes pressure zones
- Controls system fill-up
- Opens fully upon line pressure rise
Double chamber
- Full powered opening and closing
- Decreased pressure loss
- Low throttling noise
- Non-slam closing characteristic
- Protected diaphragm
Engineered Plastic Valve with Industrial Grade Design ֺ hYflow ‘Y’ Valve Body with “Look Through” Design
Ultra-high flow capacity – Low pressure loss ֺ User-Friendly Design
Simple in-line inspection and service
Operation
The Pressure Sustaining Pilot 1 commands the main Valve to throttle closed should Upstream Pressure P1 drop below setting, and to open fully when P1 rises above setting. The Manual Selector 2 enables local manual closing.
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