Air-Gas Proportional Controller
GAVR/VRGA
Proportional working air/gas controller to maintain a constant air/gas ration at different burner capacities and changing pressures. Adjustable bypass for burner start or low fire as standard. Available sizes R ½” to R 2” (GAVR-series) and with flanged connection DN 65 up to DN 100.
Air-Gas Proportional Controller
Features
Air-Gas Proportional Controller
Technical Details
Air-Gas Proportional Controller
- Controls the gas pressure depending on the air pressure
- To maintain a constant gas / air ratio
- Modulating and staged burner operation
- Wide turndown ratio and high control precision
- Sizes DN 15 - DN 50 (GAVR series) and DN 65 – DN 100 (VRGA series)
- Adjustable bypass for burner start or low fire as standard
- Maintenance free
- EC type-tested and certified (EN 12067-1)
- Applicable as air/gas ratio controller acc. to EN 746-2
- Maximum operating pressure: 200 mbar
- Air control pressure: 2 – 120 mbar
- Air / Gas ratio: 1 : 1
- Min. Δp in- and outlet: 20 mbar
- Max. Δp in- and outlet: 150 mbar
- Ambient temperature: -10°C … +60°C
- Gas types: Natural Gas, City Gas, LPG
- Connection: Intern. thread Rp ½” to Rp 2”
- Flanged connection DN 65 to DN 100 (PN 16)
- Connection for control air: Rp ¼”
- Manufactured for IBS by Giuliani Anello
Air-Gas Proportional Controller
Materials
- Body: aluminum
- Inner parts: aluminum, steel, brass and synthetic materials
- Diaphragm and gaskets: NBR (Nitrile-Butadiene-Rubber)
Contact
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We will process your request as soon as possible and contact you.
