Neles™ pneumatic linear diaphragm actuator, series VD - ATZ Solutions

Neles™ pneumatic linear diaphragm actuator, series VD

High control performance, low friction

Simple and cost effective design guarantee increased life time and reliability

Low cost, simple maintenance

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Description
Special Features
Technical Specifications
Downloads

Description
Special Features
Technical Specifications
Downloads

Description

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.

Special Features

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

Technical Specifications

Type:

Pneumatic diaphragm actuator

Series:

VD - linear single acting

Operating pressure:

3.2 - 4.2 bar /46 - 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)

Downloads

Technical bulletin

Installation, maintenance and operating instructions

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