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Up
Zones
Gas Groups
Temperature Classes
Types of Protection
What to Use Where
Atex Directive
Atex Grouping
Atex Approval
Notified Bodies
Atex Marking
Atex Label

 

 

 

 

 

What to Use Where

Designation Protection Method Zone 0 Zone 1 Zone 2
EExia Intrinsic Safety a a a
EExib Intrinsic Safety r a a
EExd Flameproof r a a
EExp Pressurization r a a
EExe Increased Safety r a a
EExm Encapsulation r a a
EExo Oil Immersion r a a
EExq Powder Filling r a a
EExn Non-Incendive r r a
         
    r =   Do Not Use  
    a =   Acceptable