![AVQT, PN 25, DN 50, Flow rate [m³/h]: 0.80 - 15.00, Flange, Mounting version: Free](https://assets.danfoss.com/photos/preview/115323/ID037339866626-0101_preview.jpg?w=96&h=96 "AVQT, PN 25, DN 50, Flow rate [m³/h]: 0.80 - 15.00, Flange, Mounting version: Free")
AVQT PN25 50/25 /0,2 flange flow/ret
| Gross weight | 13.852 Kilogram |
| Net weight | 13.852 Kilogram |
| Volume | 25.662 Liter |
| EAN | 5702421542903 |
| Gross weight | 13.852 Kilogram |
| Net weight | 13.852 Kilogram |
| Volume | 25.662 Liter |
| EAN | 5702421542903 |
| Actuator diaphragm material | EPDM |
| Application | District Heating |
| Cavitation factor | 0.6 |
| Cavitation factor 100% | 0.34 |
| Cavitation factor 25% | 0.58 |
| Cavitation factor 50% | 0.52 |
| Cavitation factor 75% | 0.5 |
| China RoHS compliance | Out of scope |
| Connection types | Flange |
| Description | AVQT PN25 50/25 /0,2 flange flow/ret |
| Diameter [mm] | 50 mm |
| Differential pressure range [bar] [Max] | 16 bar |
| EU RoHS compliance | Yes with exemptions |
| Flow control | Yes |
| Flow limitation | No |
| Flow rate [m³/h] | 12 m³/h |
| Flow rate [m³/h] [Max] | 15 m³/h |
| Flow rate [m³/h] [Min] | 0.8 m³/h |
| Flow restrictor diff.pressure - dpb [bar] | 0.2 bar |
| Function | Flow and temp. controller |
| Function VSP - P | No |
| Function VSP - Q | Yes |
| Function VSP - T | Yes |
| In scope of WEEE and contain batteries | No |
| Kvs values [m³/h] | 25 m³/h |
| Leakage rate [% Kvs] | 0.05 |
| Media pH [Max] | 10 |
| Media pH [Min] | 7 |
| Media temperature [°C] [Max] | 150 °C |
| Media temperature [°C] [Min] | 2 °C |
| Medium alternative | Glycolic water up to 30% |
| Mounting version | Free |
| Number of ports | 2 |
| Permissible media | District heating/cooling circulation water |
| PN alternative VSP | 16 |
| Pressure class | PN 25 |
| Pressure controller | No |
| Pressure nominal [bar] | 25 bar |
| Product group | Pressure flow controllers |
| REACH Candidate List substances | Lead (CAS no. 7439-92-1) |
| Sealing DP material | EPDM |
| Select if the Shock valve should be with a Fixed pressure or Adjustablepressure | None |
| Stem position | Normally open |
| Type | AVQT |
| UK RoHS compliance | Out of scope |
| Valve body material | Ductile iron EN-GJS-400-18-LT (GGG 40.3) |
| Valve cone DP material | Dezincing free brass CuZn36Pb2As |
| Valve seat material | Stainless steel, mat. No. 1.4571 |
| Valve size | DN 50 |
| Actuator diaphragm material | EPDM |
| Application | District Heating |
| Cavitation factor | 0.6 |
| Cavitation factor 100% | 0.34 |
| Cavitation factor 25% | 0.58 |
| Cavitation factor 50% | 0.52 |
| Cavitation factor 75% | 0.5 |
| China RoHS compliance | Out of scope |
| Connection types | Flange |
| Description | AVQT PN25 50/25 /0,2 flange flow/ret |
| Diameter [mm] | 50 mm |
| Differential pressure range [bar] [Max] | 16 bar |
| EU RoHS compliance | Yes with exemptions |
| Flow control | Yes |
| Flow limitation | No |
| Flow rate [m³/h] | 12 m³/h |
| Flow rate [m³/h] [Max] | 15 m³/h |
| Flow rate [m³/h] [Min] | 0.8 m³/h |
| Flow restrictor diff.pressure - dpb [bar] | 0.2 bar |
| Function | Flow and temp. controller |
| Function VSP - P | No |
| Function VSP - Q | Yes |
| Function VSP - T | Yes |
| In scope of WEEE and contain batteries | No |
| Kvs values [m³/h] | 25 m³/h |
| Leakage rate [% Kvs] | 0.05 |
| Media pH [Max] | 10 |
| Media pH [Min] | 7 |
| Media temperature [°C] [Max] | 150 °C |
| Media temperature [°C] [Min] | 2 °C |
| Medium alternative | Glycolic water up to 30% |
| Mounting version | Free |
| Number of ports | 2 |
| Permissible media | District heating/cooling circulation water |
| PN alternative VSP | 16 |
| Pressure class | PN 25 |
| Pressure controller | No |
| Pressure nominal [bar] | 25 bar |
| Product group | Pressure flow controllers |
| REACH Candidate List substances | Lead (CAS no. 7439-92-1) |
| Sealing DP material | EPDM |
| Select if the Shock valve should be with a Fixed pressure or Adjustablepressure | None |
| Stem position | Normally open |
| Type | AVQT |
| UK RoHS compliance | Out of scope |
| Valve body material | Ductile iron EN-GJS-400-18-LT (GGG 40.3) |
| Valve cone DP material | Dezincing free brass CuZn36Pb2As |
| Valve seat material | Stainless steel, mat. No. 1.4571 |
| Valve size | DN 50 |