PIETRO FIORENTINI
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H2 Ready
Direct Operated Regulator
Cirval
Medium-Low Pressure Gas Regulator
A lever-operated gas pressure regulator controlled by a diaphragm and setting spring, designed for medium and low pressure natural gas distribution networks and commercial applications. Hydrogen-ready for NG-H2 blending.
H2 Ready
Up to 8.6 bar
Fail Open
Technical Specifications
Performance
Accuracy Class (AC)Up to 10
Lock-up Pressure Class (SG)Up to 20
Inlet Pressure (bpu)0.13 to 5 bar
Outlet Pressure (Wd)0.017 to 0.82 bar
Min. Differential Pressure0.12 bar
Construction
Design PressureUp to 8.6 bar
Operating Temperature-20°C to +60°C
Nominal Sizes3/4″, 1-1/2″
Connections1-1/4″, 1-1/2″, 2″ threaded according to ANSI B1.20.1 and 2″ S.125FF according to ANSI B15.5
Fail ModeFail Open (EN 334)
Applications
Gas Distribution MP
Gas Distribution LP
Commercial Applications
NG-H2 Blending
Non-corrosive Gases
Gas Networks
Key Features
Hydrogen Ready
Certified for NG-H2 blending applications.
Lever Operated
Diaphragm and spring control mechanism.
Optional Configurations
Slam Shut, Monitor, and IMD options available.
Fail Open Safety
EN 334 compliant fail-open operation.
Downloads
Technical documentation and resources
Direct Operated
Cirval CE
Lever-operated gas pressure regulator with H2 Ready and EN 334 compliance.
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Pilot Operated
Aperval
Pilot operated regulator for medium-low pressure applications with H2 Ready certification.
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