Product data sheet
Valve
1-921-25-0815-7008-XX,
November 3, 2024
Seat Valve pneum. direct
Series 1/921-0815
Valve 1/921-25/0815/7008-XX
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.
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Valve 1/921-25/0815/7008-XX
Datasheet explicit
| Version | 1/921- | |
| Type of valve | Seat Valve pneum. direct | |
| Connection type, valve seat | 25 | G1 22mm |
| Kv-value (Δp = 1 bar H₂O) | 8 m³/h | |
| Housing | 08 | AISI 316 Ti - 1.4571(81) |
| Sealing | 15 | PEEK/PCTFE-HP |
| Function | 7 | CLOSED with spring |
| Design | 0 | straight seat, actuator aluminium |
| Actuator size | 08 | ⌀80 |
| Actuator volume | 260 cm³ | |
| Valve option | XX | No extra options |
| System pressure | 0 - 350 bar | |
| Control pressure | 4 - 10 bar | |
| Temperature Medium | from -40 °C to 80 °C | |
| Temperature Environment | from -10 °C to 60 °C | |
| Mounting position | in any position | |
| Specific use case | Closed system (includes open system) | |
| scope of delivery | 1 valve |
Not applicable
| Valve option | XX | No extra options |
| Description | ||
| REACH-RoHS conformity | REACH Yes | RoHS Yes | |
| Net weight | 13 kg | |
| Customs export | Customs tariff number 84812090; Country of origin Germany; ECCN (US): N; AL: N |