How It Works - Formula Air Rva-X Serie Wartungshandbuch

2006/42/EU – Machine Directive,
2014/35/EU – Low Voltage Equipment Directive,
2014/30/EU – Electromagnetic Compatibility and Repealing Directive (EMC),
2014/68/EU – Pressure Equipment Directive.
The following harmonized standards have been applied :
EN-ISO80079-36:2016
Explosive atmospheres – Part 36: Non-electrical equipment for explosive atmospheres – Basic method and
requirement.
EN-ISO 80079-37:2016
Explosive atmospheres - Part 37: Non-electrical equipment for explosive atmospheres - Non-electrical type of
protection constructional safety ''c'', control of ignition sources ''b'', liquid immersion ''k''.
EN 1127-1:2019
Describes the general requirements for explosion isolation systems and sets out the criteria for alternative test methods
and interpretation means to validate the efficacy of explosion isolations.
EN 15089:2009
This European Standard describes the general requirements for explosion isolation systems. This European Standard
specifies methods for evaluating the efficacy of the various explosion isolation systems, and methods for evaluating
design tools for such explosion isolation systems when applying these in practice.
2.1

How it works

The RVA-X ATEX rotary valve is functionally built up of the following main components :
1. Rotary valve body,
2. Rotor,
3. Drive set (motor and gearbox).
4
User manual | RVA Rotary valves ATEX
www.formula-air. com
Figure 1 : Formula Air RVA-X ATEX rotary valve
Figure 2 : structural design