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High-quality double-acting air valve for wastewater and raw water, evacuating large volumes of air and preventing vacuum formation during draining.

BERMAD C50-G and C50-N are high-quality double-acting air valves for wastewater and raw water. They evacuate large volumes of air while pipelines are filling, enable efficient venting of pressurised pipe systems, and allow a large air intake when the system is drained. The advanced aerodynamic design of this double-acting air valve gives excellent protection against air accumulation and prevents vacuum formation, with improved sealing under low-pressure conditions. Available with a service port allowing easy function checks or fitting of, for example, a pressure gauge. Supplied as standard without a service port.
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| Component | Material C50-G | Material C50-N |
|---|---|---|
| Valve body | Stainless steel 316 | Stainless steel 316 |
| Neck and bonnet | Glass-fibre reinforced nylon | Stainless steel 316 |
| Seal (on request) | Viton | Viton |
EN-1074-4
8 variants
| Item no. | RSK no. | DN | Connection | Dimensionutluftning Kinetiskmm | Dimensionutluftning Kinetiskmm2 | Dimension utluftningAutomatiskmm² | Widthmm | Heightmm | Weightkg | Quote |
|---|---|---|---|---|---|---|---|---|---|---|
| C50G-050 | 4294930 | 50 | utv. R50 | 45 | 1590 | 12,2 | 349 | 489 | 10,6 | |
| C50G-050-FL | 4294931 | 50 | flänsad | 45 | 1590 | 12,2 | 349 | 486 | 13,2 | |
| C50G-080-FL | 4294932 | 80 | flänsad | 45 | 1590 | 12,2 | 349 | 501 | 16,2 | |
| C50G-100-FL | 4294933 | 100 | flänsad | 45 | 1590 | 12,2 | 349 | 501 | 18,7 | |
| C50N-050 | 4294934 | 50 | utv. R50 | 45 | 1590 | 12,2 | 296 | 489 | 16,8 | |
| C50N-050-FL | 4294935 | 50 | flänsad | 45 | 1590 | 12,2 | 296 | 492 | 18,9 | |
| C50N-080-FL | 4294936 | 80 | flänsad | 45 | 1590 | 12,2 | 349 | 504 | 21,9 | |
| C50N-100-FL | 4294937 | 100 | flänsad | 45 | 1590 | 12,2 | 296 | 504 | 22,9 |