What is ATEX Group II?
ATEX equipment group II: Equipment in this category is intended for use in areas in which explosive atmospheres caused by gases, vapours, mists or air/dust mixtures are likely to occur occasionally.
What is ATEX II 3g?
Atex Zone 2 area is a place in which an explosive atmosphere consisting of a mixture with air of flammable substances in the form of gas or vapour is not likely to occur in normal operation but, if it does occur, will persist for a short period only (from 0,1hrs to 10hrs/365d).
What is the difference between ATEX Zone 1 and 2?
Zone 1: An area in which an explosive gas atmosphere is likely to occur in normal operation; Zone 2: An area in which an explosive gas atmosphere is not likely to occur in normal operation and, if it occurs, will only exist for a short time.
What is ATEX Ex e?
Ex e means increased safety referring to the lack of arcs, sparks or hot surfaces. Ex m is encapsulation that prevents the atmosphere reaching any potentially incendive parts.
What is the difference between Class 1 Division 1 and Class 1 Division 2?
Class 1 Hazardous Locations refer to facilities which deal with flammable gases, vapors, and liquids. Division 2 specifies that these flammable materials are handled, processed, or used in the defined hazardous location, but are not normally present in concentrations high enough to be ignitable.
What is ATEX stand for?
explosive atmospheres
What Does ATEX Stand For? ATEX comes from the description of the hazardous materials in question, as written in French — “Appareils destinés à être utilisés en ATmosphères EXplosives.” The translation into English reads, “Devices intended for use in explosive atmospheres.”
Can you self certify ATEX?
Routes to ATEX certification Self-certification is allowed for products in Categories 2 and 3. These products are destined for use in the less hazardous zones: 1, 2, 21 and 22. The manufacturer can stipulate that the product conforms to the necessary standards.
What does ATEX stand for?
What is Zone 1 and Zone 2 in London?
Zone 1 covers all of Central London. Zone 2 encircles zone 1 and covers a large swathe of the inner London suburbs. The link below will show you a map which shows you which stations (Underground, DLR and National Rail) are in zones 1 and 2.
What is Exe enclosure?
‘Ex e’ means that an enclosure is constructed and certified as Explosion Protected according to the Increased Safety standard.
Which is better EXD or EXE?
Exe enclosures, also known as ‘increased safety’ enclosures, are typically the cheaper option, while Exd enclosures offer the additional safeguard of containing any flames. The final decision may be based on the characteristics of the surrounding atmosphere, including its temperature T-rating.
Is NEMA 4X good for Class 1 Div 2?
We recommend electrical enclosures meet or exceed a NEMA rating of Type 4 or Type 4X for use in a Class1 Div2 hazardous location when used with appropriate purge systems.