BERMAD > Products > Surge & Pressure Relief > 73Q

Quick Pressure Relief Valve

73Q

700 Sigma Series

Waterworks

Irrigation

Hydraulically operated, diaphragm actuated quick pressure relief valve that relieves excessive system pressure when such pressure rises above a pre-set value. It responds immediately, accurately, and with high repeatability to a rise in system pressure by opening fully. It also provides smooth drip tight closing.

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Designed to - Stand up to the toughest conditions
- Excellent anti-cavitation properties
- Wide flow range
- High stability and accuracy
- Drip tight sealing
Double chamber design
- Moderated valve reaction
- Protected diaphragm
- Optional operation in very low pressure
- Moderated closing curve
Flexible design - Easy addition of features
Obstacle free flow pass
V-Port throttling plug (optional) - Very stable at low flow
Compatible with various standards
High quality materials
In-line serviceable - Easy maintenance

Typical Applications

Pressure reducing systems - Protection against pressure rise during sudden demand stoppage or failure
Old pipe systems - Installed at sensitive spots and line ends to protect against bursts during pressure surges