CSA C22.2 No. 60079.1 : 2016

FOREWORD
1 Scope
2 Normative references
3 Terms and definitions
4 Level of protection (equipment protection level, EPL)
5 Flameproof joints
6 Sealed 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 and openings
12 Materials
13 Entries for flameproof enclosures
14 Verification and tests
15 Type tests
16 Routine tests
17 Switchgear for Group I
18 Lampholders and lamp caps
19 Non-metallic enclosures and non-metallic parts of
   enclosures
20 Marking
21 Instructions
Annex A (normative) - Additional requirements for crimped
        ribbon elements and multiple screen 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
        entry devices
Annex D (normative) - Empty flameproof enclosures as
        Ex components
Annex E (normative) - Cells and batteries used in flameproof
        'd' enclosures
Annex F (informative) - Mechanical properties for screws
        and nuts
Annex G (normative) - Additional requirements for flameproof
        enclosures with an internal source of release
        (containment system)
Annex H (normative) - Requirements for machines with
        flameproof 'd' enclosures fed from converters
Bibliography

Includes specific requirements for the construction and testing of electrical equipment with the type of protection flameproof enclosure 'd', intended for use in explosive gas atmospheres.