Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
Annex A (informative) Definitions from the Directive
        9419/EC and corrigenda
  A.1 Explosive atmosphere
  A.2 Potentially explosive atmosphere
  A.3 Equipment
  A.4 Intended use
  A.5 Protective systems
  A.6 Equipment group
      A.6.1 Equipment group I
      A.6.2 Equipment group II
  A.7 Component
Annex ZA (informative) Clauses of this European Standard
         addressing essential requirements or other
         provisions of EU Directives
Bibliography