Foreword
Introduction
1 Scope
2 Normative references
3 Terms and Definitions
4 Determination of suitability and general requirements
   4.1 Determination of suitability
   4.2 General requirements
5 Flameproof joints
6 Cemented joints
7 Operating rods
8 Supplementary requirements for shafts and bearings
9 Light transmitting parts
10 Breathing and draining devices which form part of a
   flameproof enclosure
11 Fasteners, associated holes and closing devices
12 Materials and mechanical strength of enclosures;
   materials inside the enclosure
13 Entries for flameproof enclosures
14 Verification and tests
15 Type tests
   15.1 Type testing of flameproof non-electrical
        equipment for explosive gas or vapour/air mixtures
   15.2 Type testing of non-electrical electrical
        equipment for explosive gas or vapour/air mixtures
16 Routine tests
17 Switchgear
18 Lampholders and lampcaps
19 Non-metallic enclosures and non-metallic parts of enclosures
20 Apparatus using capillaries
21 Instructions and documentation
   21.1 User instructions
   21.2 Technical documentation
22 Marking
Annex A (normative) Additional requirements for crimped
                       ribbon elements of breathing and
                       draining devices
Annex B (normative) Additional requirements for elements,
                       with non-measurable paths, of
                       breathing and draining devices
Annex C (normative) Additional requirements for flameproof
                       entries
Annex ZA (informative) Relationship between this European
                       Standard and the Essential Requirements
                       of EU Directive 94/9/EC
Bibliography