BS EN 250:2014

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Minimum equipment
5 Requirements
6 Testing
7 Marking
8 Information supplied by the manufacturer
Annex A (informative) - Requirement clauses
        and corresponding test
        clauses of this European Standard
Annex B (normative) - Auxiliary emergency
        breathing system
Annex C (informative) - Artificial seawater
Annex D (informative) - Details of significant
        technical changes between
        this European Standard and the
        previous edition
Annex ZA (informative) - Relationship between
         this European Standard and
         the Essential Requirements of
         EU Directive 89/686/EEC

Defines minimum requirements for self-contained open-circuit compressed air underwater breathing apparatus and their sub-assemblies to ensure a minimum level of safe operation of the apparatus down to a maximum depth of 50 m.

This European Standard specifies minimum requirements for self-contained open-circuit compressed air underwater breathing apparatus and their sub-assemblies to ensure a minimum level of safe operation of the apparatus down to a maximum depth of 50 m.