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Diaphragm safety relief valve for sealed heating circuits, ensuring safe pressure relief and reliable discharge when opened. More information
Delivery to Belgium (days are avarages)
DHL Express: 1.2 workdays, € 16,94
| Connection size | Rp 1", Rp 1 1/4" |
| Connection Type | Internal thread |
| Max. operating pressure | 10 bar |
| Pressure | 3.5 bar |
| Temperature | -10...120 °C |
| Weight | 0.48 kg |
The Flamco Prescor diaphragm safety relief valve is designed for sealed heating systems and helps protect the installation against a dangerous rise in pressure. The valve design is engineered for reliable operation and safe pressure relief of the circuit. The valve features a specially designed opening mechanism for full discharge at the set opening pressure and is suitable for water as well as water/glycol mixtures (up to 50%). Thanks to its right-angle design, it is also ideal for installations where space is limited.
| Set pressure | 3.5 bar |
| Opening pressure tolerance | -5% to +5% |
| Medium temperature (min./max.) | –10...120 °C |
| Peak temperature | 140 °C |
| Max. operating pressure at 20 °C | 10 bar |
| Medium | Water; water + glycol (max. 50%) |
| Connection | A: Rp 1" (female), B: Rp 1 1/4" (female) |
| Body material | Brass (DZR) |
| Seal | EPDM |
| Design | Right-angle (90°) |
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