00/541591 DC : DRAFT DEC 2000
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
07-22-2005
11-23-2012
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 General requirements
5 Specific requirements
6 Verification and tests
7 Documentation and instructions
8 Marking
Annex A (informative) Working principles and determination
of the effectiveness of a flow restricted enclosure
Annex B (normative) Calculation of the effectiveness of flow
restricted enclosures
Annex C (informative) Duration and frequency of occurrence of
explosive atmosphere in areas where category 2 and 3
equipment is used
Annex ZA (informative) Clauses of this European Standard
addressing essential requirements or other provisions
of EU Directives
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