AIR VALVE, COMBI, PN25-40
Flange drilling EN 1092-2 and ISO 7005-2
Contact
AVK Valves India Pvt Ltd
117 & 118, 1st Floor, Road Number 3 Vijayanagar, EPIP Phase I, Whitefield, Bengaluru, Karnataka 560066, India
Combination air valve for drinking water and neutral liquids with temperature limits +0°C to +60°C.
Combination air valves combine three functions: High flow rate air discharge capacity for pipe-filling operation; High flow rate air inlet for pipe drainage operation and in case of pipe burst; Continuous evacuation of air under normal working conditions (small orifice function).
| Variant 1731/21-001 | |
|---|---|
| DN: | DN50 - DN200 |
| PN: | PN 25/40 |
Features
- High aeraulic performances
- Smooth operation provided by the floating disk
- Minimum pressure 0,3 bar
- Closing on water or air flow for the whole range (to be specified when ordering): patented reversible disc for the V1000 and V2000
- Available with or without built-in clockwise closing isolating valve
- Easy to operate and install:
- Reduced space requirements
- Built-in operation controller
- Working conditions 0,3 - 40 bar differential pressure (depending of choice of PN)
Reference nos. and dimensions:
Scroll for more info
| Reference no. | DN mm |
Flange drilling |
H mm |
L mm |
Theoretical weight/kg |
|---|---|---|---|---|---|
| 1731-050-21-9120031 | 50 | PN25 | 262 | 280 | 12 |
| 1731-050-21-9120041 | 50 | PN40 | 262 | 280 | 12 |
| 1731-080-21-3120031 | 80 | PN25 | 262 | 280 | 14 |
| 1731-080-21-3220031 | 80 | PN25 | 262 | 280 | 18 |
| 1731-080-21-4120041 | 80 | PN40 | 262 | 280 | 14 |
| 1731-080-21-4220041 | 80 | PN40 | 262 | 280 | 18 |
| 1731-100-21-3120031 | 100 | PN25 | 285 | 280 | 14 |
| 1731-100-21-3220031 | 100 | PN25 | 285 | 280 | 18 |
| 1731-100-21-4120041 | 100 | PN40 | 285 | 280 | 14 |
| 1731-100-21-4220041 | 100 | PN40 | 285 | 280 | 18 |
| 1731-150-21-3320031 | 150 | PN25 | 316 | 374 | 32 |
| 1731-150-21-4320041 | 150 | PN40 | 316 | 374 | 32 |
| 1731-200-21-3420031 | 200 | PN25 | 590 | 480 | 65 |
| 1731-200-21-4420041 | 200 | PN40 | 660 | 480 | 71 |
Enquiry
Scroll for more info
Components
| 1. | Float | Steel |
| 2. | Body | Ductile iron GJS-450-10 |
| 3. | Disc | Polypropylene |
| 4. | Cover | ABS |
| 5. | Bonnet | Ductile iron GJS-450-10 |
| 6. | O-ring | EPDM rubber |
| 7. | Handwheel | PA |
| 8. | Orifice | Brass DZR CW602N (CZ132) |
| 9. | Fasteners | Stainless steel A2 |
| 10. | O-ring | EPDM rubber |
| 11. | O-ring | EPDM rubber |
| 12. | O-ring | EPDM rubber |
Test/Approvals
- Tested according to ISO 5208
- Approved according to EN 1074-1 and 4
- Approved according to ACS-France
Standards
- EN 1074-4
- Flange drilling to EN1092, PN25/40
