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.
Technical informations
Connections
G1/4, G3/8, G1/2, G3/4, G1
Pressure
0 bar up to 500 bar
Temperature
-10 °C up to 80 °C
Type of Control
pneum. direct
Housing materials
AISI 316 Ti - 1.4571(81)
Sealing
PEEK/PCTFE-HP
Media
Air, Gases flammable, natural Gas CH4, CNG - Compressed Natural Gas, Hydrogen H2, CO2 carbon dioxide gas, Methane CH4, CO carbon monoxide, Flue Gas SOX, SO2, N2, O2, CO, Nitrogen oxides, nitrous gases NOx
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