SN EN 60079-15 : 2005

1 Scope
2 Normative references
3 Definitions
4 General
   4.1 Potential ignition sources
   4.2 Apparatus grouping
   4.3 Temperatures
   4.4 Electrical apparatus
   4.5 Ex components
   4.6 Other requirements
5 Construction
   5.1 Degree of protection
   5.2 Mechanical strength
   5.3 Guards for light transmitting parts
   5.4 Circulating currents
   5.5 Non-metallic enclosures, non-metallic parts of enclosures
6 Connection facilities and wiring
   6.1 General
   6.2 Connection for external conductors
7 Clearances, creepage distances and separations
8 Electric strength
   8.1 Insulation from earth or frame
   8.2 Insulation between conductive parts
9 Supplementary requirements for non-sparking rotating machines
   9.1 General
   9.2 Degree of protection
   9.3 Connection facilities for external conductors
   9.4 Neutral point connections
   9.5 Radial air gap
   9.6 Ventilation systems
   9.7 Bearing seals and shafts seals
   9.8 Rotor cages
   9.9 Surface temperature limitations
10 Supplementary requirements for non-sparking fuses and fuse
   assemblies
11 Supplementary requirements for non-sparking luminaires
   11.1 General
   11.2 Construction
   11.3 Other apparatus containing light sources
12 Supplementary requirements for non-sparking instruments and low
   power apparatus
13 Supplementary requirements for non-sparking current transformers
14 Supplementary requirements for non-sparking plugs and sockets
15 Supplementary requirements for non-sparking cells and batteries
   15.1 Categorization of cells and batteries
   15.2 General requirements for cells and batteries of types 1 and 2
   15.3 Charging of type 1 cells and batteries
   15.4 Charging of type 2 cells and batteries
   15.5 Requirements for type 3 secondary batteries
   15.6 Verification and tests
16 Other electrical apparatus
17 General supplementary requirements for apparatus producing arcs,
   sparks or hot surfaces
18 Supplementary requirements for enclosed-break devices and
   non-incendive components producing arcs, sparks or hot surfaces
   18.1 Type testing
   18.2 Ratings
   18.3 Construction of enclosed-break devices
19 Supplementary requirements for hermetically sealed devices
   producing arcs, sparks or hot surfaces
20 Supplementary requirements for sealed devices or encapsulated
   devices producing arcs, sparks or hot surfaces
   20.1 Sealed devices or encapsulated devices other than for
         luminaries
   20.2 Encapsulated devices for luminaries
   20.3 Sealed devices for luminaries
21 Supplementary requirements for energy-limited apparatus and
   circuits producing arcs, sparks or hot surfaces
   21.1 General
   21.2 Associated energy-limited apparatus
   21.3 Energy-limited apparatus
   21.4 Self protected energy-limited apparatus
   21.5 Separation of conducting parts
   21.6 Plugs and sockets
   21.7 Protection against polarity reversal
   21.8 Requirements for components on which energy limitation
         depends
22 Supplementary requirements for restricted-breathing enclosures
   protecting apparatus producing arcs, sparks or hot surfaces
23 Supplementary requirements for n-pressurization protecting
   apparatus producing arcs, sparks or hot surfaces
   23.1 Forms of n-pressurization
   23.2 Requirements for n-pressurization enclosures
   23.3 Temperature limits
   23.4 Safety provisions and safety devices (except for static
         pressurization)
   23.5 Safety provisions and safety devices for static pressurization
   23.6 Supply of protective gas
24 General information on verification and tests
25 Specification documentation
26 Type tests
   26.1 General
   26.2 Test configuration
   26.3 Tests for enclosures
   26.4 Test for cable entry clamping method
   26.5 Test for enclosed-break devices and non-incendive
         components
   26.6 Tests for sealed devices and encapsulated devices
   26.7 Assessment and test of energy-limited apparatus and circuits
   26.8 Tests for restricted-breathing enclosures
   26.9 Test for apparatus with n-pressurization
   26.10 Test for screw lampholders
   26.11 Test for starter holders for luminaires
   26.12 Tests for ballasts in circuits with ignitors
   26.13 Tests for electronic starters for tubular fluorescent lamps and
         for ignitors for high pressure sodium or metal halide lamps
   26.14 Test for wiring of luminaries subject to high-voltage impulses
         from ignitors
   26.15 Shock test for batteries
   26.16 Insulation resistance test for batteries
27 Routine Verification and tests
   27.1 General
   27.2 Specific routine tests
28 Marking
29 Instructions
30 Manufacturer's responsibility
Annex ZA (normative) Normative references to international publications
         with their corresponding European publication
Bibliography
Figures
Tables

Describes requirements for the construction, testing and marking for Group II electrical apparatus with type of protection, "n" intended for use in explosive gas atmospheres.