Governor
Ratio Governors
Constant Gas/Air Ratio Governor
Double safety diaphragm governors with balanced plug design, maintaining a constant gas/air ratio even when air pressure varies. Suitable for pre-filtered non-corrosive gases in low-pressure natural gas distribution. EN 88-1 compliant for industrial, commercial, and residential burner feeding applications.
1:1 Gas/Air Ratio
Up to 350 mbar
EN 88-1
Technical Specifications
Performance
Air/Gas Ratio1:1
Air Pressure Control2 to 150 mbar
Downstream Pressure20 to 150 mbar
Min. Differential Pressure20 mbar
Minimum Flow Rate0.1 Qmax
Construction
Design Pressure350 mbar
Operating Temperature-10°C to +60°C
Nominal Sizes1/2″, 3/4″, 1″, 1-1/4″, 1-1/2″, 2″, 2-1/2″, 3″, 4″
Air Connections1/4" and 1/2" per ISO 228
Standard ComplianceEN 88-1
Gas CompatibilityPre-filtered non-corrosive gases
Applications
Burner Feeding
Industrial Users
Commercial Users
Residential Users
Gas Distribution Networks
Low Pressure Networks
Key Features
Constant Ratio
Maintains gas/air ratio regardless of air pressure changes.
Double Safety Diaphragm
Enhanced safety with redundant diaphragm design.
Balanced Plug
Stable regulation under varying conditions.
EN 88-1 Compliant
Certified to European standard EN 88-1.
Downloads
Technical documentation and resources
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