CEI EN 60079-25 : 2012
Current
The latest, up-to-date edition.
EXPLOSIVE ATMOSPHERES - PART 25: INTRINSICALLY SAFE ELECTRICAL SYSTEMS
Hardcopy , PDF
English - Italian
01-01-2012
FOREWORD
1 Scope
2 Normative references
3 Terms, definitions and abbreviations
4 Descriptive system document
5 Grouping and classification
6 Levels of protection
7 Ambient temperature rating
8 Interconnecting wiring/cables used in an intrinsically
safe electrical system
9 Requirements of cables and multi-core cables
10 Termination of intrinsically safe circuits
11 Earthing and bonding of intrinsically safe systems
12 Protection against lightning and other electrical surges
13 Assessment of an intrinsically safe system
14 Marking
15 Predefined systems
Annex A (informative) - Assessment of a simple intrinsically
safe system
Annex B (normative) - Assessment of circuits with more
than one source of power
Annex C (informative) - Interconnection of non-linear and
linear intrinsically safe circuits
Annex D (normative) - Verification of inductive parameters
Annex E (informative) - A possible format for descriptive
systems drawings and installation
drawings
Annex F (informative) - Surge protection of an intrinsically
safe circuit
Annex G (normative) - Testing of cable electrical parameters
Annex H (informative) - Use of simple apparatus in systems
Annex I (normative) - FISCO systems
Bibliography
Annex ZA (normative) - Normative references to international
publications with their corresponding
European publications
Annex ZZ (informative) - Coverage of essential requirements
of the directive 94/9/EC
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