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003H6779
Danfoss 003H6779 - AVQMT, PN 25, DN 50
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Détails du produit
| Type | AVQMT | |
| Groupe de produits | Pressure flow controllers | |
| 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 | |
| Conformité RoHS Chine | Hors champ | |
| Connection size | G 2 1/2 A | |
| Connection types | External Thread | |
| Contient des piles | Non | |
| Description | AVQMT PN25 50/20 /0,2 thread flow/ret | |
| Diameter [mm] | 50 mm | |
| Differential pressure range [bar] [Max] | 16 bar | |
| Conformité RoHS UE | Oui, avec exemptions | |
| EU RoHS exemption clause | 6(c) | |
| Flow control | Oui | |
| Flow limitation | Oui | |
| Flow rate [m³/h] | 12 m³/h | |
| Flow rate [m³/h] [Max] | 12 m³/h | |
| Flow rate [m³/h] [Min] | 0.8 m³/h | |
| Flow restrictor diff.pressure - dpb [bar] | 0.2 bar | |
| Function | Flow and temp. contr. with int. contr. valve | |
| Function VSP - P | Non | |
| Function VSP - Q | Non | |
| Function VSP - T | Non | |
| Kvs values [m³/h] | 20 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 | Non | |
| Pressure nominal [bar] | 25 bar | |
| Pressure relieve system control valve insert | Piston | |
| REACH Candidate List substances | Lead (CAS no. 7439-92-1) | |
| Sealing CV material | EPDM | |
| Sealing DP material | EPDM | |
| Setting Type | Aucun | |
| Stem position | Normally open | |
| Stroke [mm] | 10 mm | |
| Valve body material | Ductile iron EN-GJS-400-18-LT (GGG 40.3) | |
| Valve cone CV material | Dezincing free brass CuZn36Pb2As | |
| Valve cone DP material | Dezincing free brass CuZn36Pb2As | |
| Valve seat material | Stainless steel, mat. No. 1.4571 | |
| Valve size | DN 50 |
Données techniques
| Type de produit | Pressure flow controllers | |
| Poids net | 6.691 kg | |
| Poids brut | 6.691 kg | |
| Volume emballé | 11.3 L | |
| EAN | 5702421543009 | |
Documents
Operating guides, design guides, certificates and CAD drawings for 003H6779 are available on request. Demander les documents →