D7/S - Simple closed version without testing devices. Recommended for hazardous fluids and liquids.
| Safety valve series | D7 |
|---|---|
| Configurations | D7 - D7/S |
| Inlet Orifice (do) | 7 mm |
| Inlet Area | 38,5 mm2 |
| Design Pressure | 60 barg |
| Set Pressure range | 0,3 barg - 60 barg |
| Reduced Coefficient of discarge (Kdr) | 0,81 - 0,712 (ASME-CRN-SELO) |
| Safety valve material | Brass - Inox |
| Seat Gasket | N.B.R. (-10 / + 100 °C) |
| E.P.D.M. (-50 / + 150 °C) | |
| VITON (-20 / +200 °C) | |
| SILICONE (-60 / +200 °C) | |
| PTFE (-196 / +250 °C) | |
| FFKM (-20 / +250 °C) | |
| Inlet connection | G.1/4" - 3/8" ISO228 |
| R.1/4" - 3/8" EN10226 | |
| 1/4" - 3/8" NPT |
