PIETRO FIORENTINI
Energy for a better life
H2 Ready
Direct Operated Regulator
Staflux 187
High-Medium Pressure Gas Regulator
A diaphragm-controlled direct-operated pressure regulator suitable for filtered non-corrosive gases in high-pressure transmission and medium-pressure distribution networks. Hydrogen-ready for NG-H2 blending applications. Design pressure up to 250 bar.
H2 Ready
Up to 250 bar
Fail Open
Technical Specifications
Performance
Accuracy Class (AC)Up to 5
Lock-up Pressure Class (SG)Up to 10
Downstream Pressure (Wd)1 to 75 bar
Inlet Pressure (bpu)2 to 250 bar
Construction
Design PressureUp to 250 bar
Operating Temperature-20°C to +60°C
Nominal Size1″
ConnectionsClass 1500 RF or RTJ per ASME B16.5
Operation TypeDirect Operated, Fail Open
Applications
Gas Transmission HP
Gas Distribution MP
NG-H2 Blending
City Gates
Compressor Stations
Gas Storage
Power Generation
Heavy Industry
Key Features
Hydrogen Ready
Certified for natural gas-hydrogen blend applications.
Ultra-High Pressure
Design pressure up to 250 bar for demanding applications.
Diaphragm Control
Contrasting regulated counter-pressure action.
EN 334 Compliant
Classified as Fail Open per European Standards.
Downloads
Technical documentation and resources
Pilot Operated
Aperflux 851
Pilot operated regulator for high-medium pressure applications.
View Details
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