Neles™ pneumatic linear diaphragm actuator, series VD
Safe and reliable operation to suit for different kind of applications
Neles spring return VD series diaphragm type linear actuators are designed for use in both modulating control and on-off service. These actuators offer an extremely long cycle life and are well suited to operate linear valves with small to medium thrust requirements.
High control performance, low friction
Simple and cost effective design guarantee increased life time and reliability
Low cost, simple maintenance
- Spring return diaphragm actuator for linear modulating control and on/off applications
- Low friction diaphragm design provides precise control and reliable operation
- Corrosion resistance coating against severe weather, chemical and petroleum environments
- Field reversible for spring to open or close
- Mechanical position limitation and easily accessible side hand wheel optional
- Suitable for safety integrated systems up to and including SIL 3 in accordance with IEC 61508
| Type: | Pneumatic diaphragm actuator |
| Series: | VD - linear single acting |
| Operating pressure: | 3.0 - 4.2 bar /44 - 60 psi |
| Temperature range: | -55 …+85 °C / -67 …+185 °F |
| Output thrust | 1890 - 22800 N / 424 - 5125 lb.f |
| Spring range options: | General spring 0.8 bar - 2.6 bar (11 psi - 37 psi) |
| Strong spring 1.5 bar - 3.4 bar (21 psi - 48 psi) |
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