I.S. EN 60079-14:2014&AC:2016

FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 General
5 Selection of equipment
6 Protection from dangerous (incendive) sparking
7 Electrical protection
8 Switch-off and electrical isolation
9 Cables and wiring systems
10 Cable entry systems and blanking elements
11 Rotating electrical machines
12 Luminaires
13 Electric heating systems
14 Additional requirements for type of protection “d” – Flameproof enclosures
15 Additional requirements for type of protection “e” – Increased safety
16 Additional requirements for types of protection “i” – Intrinsic safety
17 Additional requirements for pressurized enclosures
18 Additional requirements for type of protection “n”
19 Additional requirements for type of protection “o”– Oil immersion
20 Additional requirements for type of protection “q” – Powder filling
21 Additional requirements for type of protection “m” – Encapsulation
22 Additional requirements for type of protection “op” – Optical radiation
23 Additional requirements for type of protection “t” – Protection by enclosure
Annex A (normative) Knowledge, skills and competencies of responsible persons, operatives/technicians and designers
Annex B (informative) Safe work procedure guidelines for explosive gas atmospheres
Annex C (normative) Initial inspection – Equipment-specific inspection schedules
Annex D (informative) Electrical installations in extremely low ambient temperature
Annex E (informative) Restricted breathing test for cables
Annex F (informative) Installation of electrical trace heating systems
Annex G (normative) Potential stator winding discharge risk assessment – Ignition risk factors
Annex H (normative) Verification of intrinsically safe circuits with more than one associated apparatus with linear current/voltage characteristics
Annex I (informative) Methods of determining the maximum system voltages and currents in intrinsically safe circuits with more than one associated apparatus with linear current/voltage characteristics (as required by Annex H)
Annex J (informative) Determination of cable parameters
Annex K (normative) Additional requirements for type of protection “op” – Optical radiation
Annex L (informative) Examples of dust layers of excessive thickness
Annex M (informative) Hybrid mixtures
Bibliography

This part of the IEC 60079 series contains the specific requirements for the design, selection, erection and initial inspection of electrical installations in, or associated with, explosive atmospheres.