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Diaphragm valveShow all applications
SISTO-16TWA
Diaphragm valve to DIN/EN with flanged ends, for drinking water installations to DIN 1988, DIN-DVGW-approved for water acc. to test W 270, in compliance with the latest German Environment Agency guideline; shut-off and sealing to atmosphere by completely enclosed and spiral-supported SISTOMaXX diaphragm; position indicator with integrated stem protection. All moving parts are separated from the fluid by the diaphragm. Maintenance-free.
See all documents and downloadsMain Applications
- Pressure boosting
- Fire-fighting systems
- Domestic water supply
- Air-conditioning systems
Technical Data
- Nominal pressurePN 16
- Max. nominal sizeDN 200
- Max. allowed fluid temperature90 °C
Benefits
- Reliable sealing ensured by one single sealing element (the diaphragm), which provides hermetic sealing to atmosphere and absolutely tight shut-off. The specially enclosed diaphragm ensures long service life and high operating reliability.
- Increased functional reliability of the diaphragm thanks to balanced diaphragm suspension
- Maintenance-free as all moving parts are separated from the fluid by the diaphragm.
Certificates
Technical Data
- FunctionShut off/control flow
- Connection typeFlange
- Design concept DriveWith handwheel
- Casing materialEN-GJL-250, GX2CRNIMO19-11-2
- Nominal pressurePN 16
- Max. nominal sizeDN 200
- Min. nominal sizeDN 15
- Max. allowed fluid temperature90 °C
- Min. allowed fluid temperature-10 °C
Documents
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- Dutch
- English
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- Spanish
| Title | Format | Size | Last change | |
|---|---|---|---|---|
| 2-page product description SISTO (8660.026_EN) | 1.19 | 4/19/2021 | ||
| 2-page product description SISTO Membran (8660.027_EN) | 0.78 | 4/19/2021 |
| Title | Format | Size | Last change | |
|---|---|---|---|---|
| ISO 45001 certificate (8630.8559_EN) | 0.13 | 7/7/2021 | ||
| ISO 14001 certificate (8630.8558_EN) | 0.15 | 7/7/2021 | ||
| ISO 9001 certificate (8630.8560_EN) | 0.15 | 7/7/2021 |
| Title | Format | Size | Last change | |
|---|---|---|---|---|
| Declaration of conformity (8630.8507_EN) | 0.15 | 8/5/2021 |
| Title | Format | Size | Last change | |
|---|---|---|---|---|
| Operating Manual (0570.821_EN) | 3.43 | 7/17/2021 |
| Title | Format | Size | Last change | |
|---|---|---|---|---|
| Type series booklet SISTO-16TWA (8635.33_EN) | 0.65 | 4/19/2021 |
| Title | Format | Size | Last change | |
|---|---|---|---|---|
| Typical tender SISTO-16DLU (8635.523_EN) | 0.02 | 4/19/2021 | ||
| Typical tender SISTO-16HWA (8635.522_EN) | 0.02 | 4/19/2021 | ||
| Typical tender SISTO-16TWA (8635.521_EN) | 0.02 | 4/19/2021 |