


| Parameter | Value |
|---|---|
| EAN () | 5710104031163 |
| Type () | SAVA |
| Volume () | 30.355 Liter |
| Function () | Safety press. relief controller (SÜV) |
| Net weight () | 16.04 Kilogram |
| Valve size () | DN 40 |
| Application () | District Heating |
| Description () | SAVA PN25 40/20 2-7,5 flange bypass |
| Flow control () | No |
| Gross weight () | 16.04 Kilogram |
| Diameter [mm] () | 40 mm |
| Product group () | Pressure flow controllers |
| Stem position () | Normally closed |
| Media pH [Max] () | 10 |
| Media pH [Min] () | 7 |
| Pressure class () | PN 25 |
| Flow limitation () | No |
| Number of ports () | 2 |
| Connection types () | Flange |
| Function VSP - P () | Yes |
| Function VSP - Q () | No |
| Function VSP - T () | No |
| Mounting version () | Bypass |
| Cavitation factor () | 0.6 |
| Permissible media () | District heating/cooling circulation water |
| EU RoHS compliance () | Yes with exemptions |
| Kvs values [m³/h] () | 20 m³/h |
| Medium alternative () | Glycolic water up to 30% |
| PN alternative VSP () | 16 |
| UK RoHS compliance () | Out of scope |
| Pressure controller () | Yes |
| Sealing DP material () | EPDM |
| Valve body material () | Ductile iron EN-GJS-400-18-LT (GGG 40.3) |
| Valve seat material () | Stainless steel, mat. No. 1.4571 |
| Leakage rate [% Kvs] () | 0.05 |
| Cavitation factor 25% () | 0.58 |
| Cavitation factor 50% () | 0.52 |
| Cavitation factor 75% () | 0.5 |
| China RoHS compliance () | Out of scope |
| Cavitation factor 100% () | 0.34 |
| Pressure nominal [bar] () | 25 bar |
| Valve cone DP material () | Dezincing free brass CuZn36Pb2As |
| Actuator diaphragm material () | EPDM |
| Media temperature [°C] [Max] () | 150 °C |
| Media temperature [°C] [Min] () | 2 °C |
| REACH Candidate List substances () | Lead (CAS no. 7439-92-1) |
| Pressure setting range [bar] [Max] () | 7.5 bar |
| Pressure setting range [bar] [Min] () | 2 bar |
| In scope of WEEE and contain batteries () | No |
| Differential pressure range [bar] [Max] () | 16 bar |
| Select if the Shock valve should be with a Fixed pressure or Adjustablepressure () | Adjustable |
Technical specifications and performance data
Installation and operation guide