Series 2/640 +400°C VA
Valve closed by spring force in rest position - NC. When the actuator (cylinder) is pressurised the piston (spindle) is lifted of the seat (orifice) directly. Further function like normal open by spring force (NO) is also available. High temperature design up to +400°C with metallic seat sealing and static wills-ring.
Link to this product
Technical informations
| Connections | DN15, DN20, DN25, DN32, DN40, DN50, G1/2, G3/4, G1, G5/4, G6/4, G2 |
| Pressure | Min: 0 bar, Max: 40 bar |
| Temperature | Min: -10 °C, Max: 400 °C |
| Media | Steam 300°C Thermal-Oil >300°C |
| Housing materials | AISI 316 Ti - 1.4571(81) |
| Sealing | Metall/Wills® |
| Type of Control | pneum. direct |
