9920801555 Self-actuating aeration/venilation fitting H = 1555 DN 80 PN 16
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Product attributes
| DN | 80 |
|---|---|
| RD | 1.75 m |
| H | 1555 mm |
| D | 200 mm |
| weight | 34.000 kg |
|
NPK No. 411 | 833378 |
|
NPK No. 412 | 832221 |
| Availability | ex warehouse |
Mode of operation
- This aeration fitting works as an automatic two-stage ventilator with the built-in aeration and ventilation valve 2" No. 9870.
- With the filter cartridge (No. 9929), the air is filtered for drinking water according to EN 779 standard.
Product information
- Die Entlüftungsgarnitur kann einmalig um 100 mm gekürzt werden (Markierung)
- deeper operating range of 0.1 to 6 bar(No. 9921)
- Design "Only aeration" (No. 9930)
- Filterpatrone muss separat bestellt werden
Material
- Valve (housing, seal, etc.) same as for No. 9870
- Flange EN GJS-400
- Protection pipe: INOX 1.4571
- Sealing tappet: POM
- Sealing tappet seal: EPDM
- Gland carrier CuZn40Pb2 (brass)
Performance data
- Opening cross-section large: 960 mm²
- Opening cross-section small: 2 mm²
- Ventilation capacity: Small cross-section: 7.8 m³/h - Large cross-section: 190 m³/h
- Aeration capacity:Large cross-section: 550 m³/h
Medium
- Drinking water
Medium temperature
- max. 30 °C
Test pressure
- Housing: 24 bar
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