Gas Pressure Regulating Valve
Dungs FRS 5065
The Dungs FRS series (FRS 5065 / 5080 / 5100 / 5125) is a precision gas pressure reducing valve for burner and process gas systems. It handles up to 20 bar inlet pressure, regulates outlet to 0.1-5 bar within +/-5% tolerance, and closes automatically on downstream pressure loss (fail-safe spring). Size range DN65-DN125 covers large pipeline layouts.
Why buyers choose it
- Precise outlet regulation protects downstream burners.
- Fail-safe spring closes on pressure loss.
- Wide DN65-125 range for large pipelines.
- Corrosion-resistant body for harsh gas environments.
Specifications
| Models | Dungs FRS 5065 / 5080 / 5100 / 5125 |
|---|---|
| Inlet | Up to 20 bar (290 psi) |
| Outlet | 0.1-5 bar (1.4-72.5 psi) |
| Tolerance | +/-5% of setpoint |
| Sizes | DN65 / DN80 / DN100 / DN125 |
| Feature | Fail-safe spring closure on pressure loss |
Applications
Industrial and commercial gas burner fuel supply.
LNG distribution and process gas regulation.
Buyer Questions
Dungs FRS 5065 FAQs
What pressure does the Dungs FRS valve regulate?
Up to 20 bar inlet, regulated to 0.1-5 bar outlet within +/-5% tolerance, per the Dungs-listed product page.
Is it fail-safe?
Yes - a spring-loaded diaphragm closes the valve automatically on downstream pressure loss.
What sizes are available?
DN65, DN80, DN100 and DN125 across the FRS 5065/5080/5100/5125 range.
Request a quote for FRS 5065
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