Series 1/921-0815
The application area of the pressure-controlled type 1/921-0815 is the technology area of refuelling with compressed natural gas (CNG) and hydrogen (H2) up to 500 bar. This is a pilot-operated spring-loaded valve which is operated with a gaseous control medium. Safety position 'closed with spring force'. Applications: Refuelling systems, compressors, storage systems for natural gas and hydrogen. Version available on request with fine thread 7/16" UNF and 9/16" UNF.
Link to this productTechnical informations
| Connections | G3/8, G1/2, G1/4, G3/4, G1 |
| Pressure | Min: 0 bar, Max: 500 bar |
| Temperature | Min: -10 °C, Max: 80 °C |
| Media | Hydrogen H2 CNG - Compressed Natural Gas Methane CH4 natural Gas CH4 Air CO2 carbon dioxide gas CO carbon monoxide Flue Gas SOX, SO2, N2, O2, CO Gases flammable Nitrogen oxides, nitrous gases NOx |
| Housing materials | AISI 316 Ti - 1.4571(81) |
| Sealing | PEEK/PCTFE-HP |
| Type of Control | pneum. direct |
