NEN EN 14143 : 2013

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Minimum equipment
5 Requirements
  5.1 Design
  5.2 Materials
  5.3 Pressure vessel(s)
  5.4 Pressure vessel valve(s)
  5.5 High and medium pressure parts and connections
  5.6 Breathing circuit
  5.7 Gas control or supply system
  5.8 Hoses
  5.9 Safety devices
  5.10 Facepiece
  5.11 Body harness
  5.12 Emergency breathing system
  5.13 Electrical systems
  5.14 Resistance to temperature
  5.15 Cleaning and disinfecting
  5.16 Connectors
  5.17 Practical Performance
  5.18 Oxygen compatibility
  5.19 Pressure resistance of casings and monitors
6 Testing
  6.1 General
  6.2 Visual Inspection
  6.3 Breathing circuit
  6.4 Hydrostatic imbalance
  6.5 Breathable volume
  6.6 Apparatus endurance
  6.7 Inspired oxygen level
  6.8 Hoses assemblies
  6.9 Burst pressure of high and medium pressure parts
  6.10 Safety devices
  6.11 Facepiece
  6.12 Electrical systems, Electromagnetic compatibility (EMC)
  6.13 Resistance to temperature
  6.14 Cleaning and disinfection
  6.15 Practical performance
  6.16 Oxygen pressure surge test
  6.17 Sea water resistance
7 Marking
8 Information supplied by manufacturer
Annex A (informative) Artificial sea water
Annex ZA (informative) Clauses of this European Standard addressing
         essential requirements or other provisions of EU Directives
Bibliography

Defines minimum requirements for self-contained re-breathing diving apparatus to ensure a minimum level of safe operation of the apparatus.