Diaphragm-controlled, spring-loaded with pre-pressure compensation
The Berluto DRV series 5xx (type 5) pressure reducing valves are diaphragm-controlled, spring-loaded valves with inlet pressure compensation. They ensure precise pressure control and constant outlet pressure, even with fluctuating inlet pressure.
The valves are suitable for water, neutral liquids, air and neutral gases. Special versions (DRV-6 or DRV-SW) are available for drinking water or seawater.
| Characteristic | Value |
| Nominal size | DN 15 – DN 80 |
| Nominal pressure | up to 25 bar |
| Back pressure | 1.5 – 10 bar |
| Temperature range | -30 °C to +190 °C (depending on gasket) |
| Gaskets | NBR (-15 °C to +100 °C), EPDM (-30 °C to +130 °C), FKM (-10 °C to +190 °C) |
| Materials | Body: gunmetal CC499K, |
For water, neutral liquids, air and neutral gases.
Up to 190 °C (with FKM gaskets).
1.5-10 bar.
Yes, for high temperature (-HT) and seawater (-SW).
PED 2014/68/EU, classification by DNV GL, ABS, LR, CCS, BV.
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