series HG
Hydrogen refueling systems with high pressure refueling nozzle for the transfer of gaseous hydrogen, for its use in hydrogen refueling stations.
Hydrogen gas: 350 NF / HF and 700 NF bar resp. 5,000 NF / HF and 10,000 NF psi technology
For refueling vehicles with high pressure gaseous hydrogen, WALTHER-PRÄZISION offers its specially designed refueling system. Major components of this system are the breakaway coupling, hose set, refueling nozzle and the parking station.
Type | Nominal bore | NWP [bar] | MOP [bar] | MAWP [bar] |
HG-004 | 4 | 700 | 875,0 | 962,5 |
HG-008 | 8 | 350 | 437,5 | 481,25 |
NWP = Nominal working pressure | MOP = Maximal operating pressure | MAWP = Maximal allowable working pressure
Refueling variants available:
for flow rates up to 120 g/s – in accordance to DIN ISO 17268
Media:
gaseous hydrogen at -40 °C
Materials:
stainless steel 1.4404 / 1.4571 or similar; POM
Special features / options:
first coupling worldwide for fueling of automobiles with new safety type locking system in push-pull technology
downloads
videos
notice
Please urgently seek for advice in the following cases:
- Coupling/uncoupling under residual pressure
- Pulsating pressures
- Use of non-lubricating media
- Temperature-sensitive processes
- Interface reduction
- Special requirements for cleanliness
- Specific certifications
- Non-movable head of liquid
- Highly viscous media
- Optimization of flow rate
Do you have any questions?
We are happy to help.
Our trained staff will provide you with the best advice. Call us or use our contact form.
Office hours (German time / CET):
Mon. – Thu. | from 7:30 h to 16:45 h |
Fri. | from 7:30 h to 13:45 h |
Our offices are closed on:
- Thu. 03.10.2024 to Sun. 06.10.2024
- Fri. 01.11.2024
- Mon. 23.12.2024 to Wed. 01.01.2025