I.S. EN 50018:2001

GENERAL
1 Scope
2 Normative references
3 Definitions
4 Apparatus grouping and temperature classification
SPECIFIC CONSTRUCTIONAL REQUIREMENTS
5 Flameproof joints
6 Cemented joints
7 Operating rods
8 Supplementary requirements for shaft 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 enclosures
13 Entries for flameproof enclosures
VERIFICATIONS AND TESTS
14 General
15 Type tests
16 Routine tests
OTHER REQUIREMENTS
17 Switchgear
18 Lampholders and lampcaps
19 Non-metallic enclosures and non-metallic parts of
      enclosures
20 Pressure transducers using capillaries
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
                    cable entries
ANNEX D (normative) Additional requirements for Group I,
                    IIA and IIB for empty flameproof
                    enclosures to be certified as Ex
                    components and the utilization of such
                    Ex Component certificates to obtain
                    certificates

Gives the specific requirements for the construction and testing of electrical apparatus with type of protection flameproof enclosure "d", intended for use in potentially explosive atmospheres.