I.S. EN 60480:2005

FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
   3.1 General terms
   3.2 Material aspects
   3.3 Environmental aspects
4 Typical applications of SF[6]
5 Impurities and their sources
   5.1 Introductory remark
   5.2 Impurities from handling and in service
   5.3 Impurities in equipment having only an insulating
        function
   5.4 Impurities in switching equipment
   5.5 Impurities from internal arcs
6 Environmental aspects
   6.1 Introductory remark
   6.2 Impact on the ecosystem
   6.3 Ozone depletion
   6.4 Greenhouse effect
   6.5 Decomposition products
   6.6 Conclusion
7 Health and safety
   7.1 Introductory remark
   7.2 Precautions necessary with SF[6]
   7.3 Necessary precautions with used SF[6]
   7.4 Health considerations
8 Quality specification for re-use of SF[6] in new or existing
   switchgear
   8.1 Decision flowchart for SF[6] removed from electrical
        equipment for treatment
   8.2 Maximum acceptable impurity levels for re-use of SF[6]
9 Analytical methods for SF[6] and their significance
   9.1 General
   9.2 On-site analysis
   9.3 Laboratory analysis
10 Handling, storage and transportation
   10.1 Introductory remark
   10.2 Gas handling equipment
   10.3 General safety requirements
   10.4 Condition of the SF[6] in an enclosure
   10.5 Removing used SF[6] from an enclosure
   10.6 Storage and transportation of used SF[6]
Annex A (informative) Derivation of maximum tolerable moisture
                      levels for re-use
Annex B (informative) Description of the different methods of
                      analysis (on-site and laboratory)
Annex C (informative) Reclaiming recommendations and procedures
                      on-site
Bibliography
Figures
Tables

Defines the re-use of sulfur hexafluoride (SF[6]) after removal from electrical equipment (for maintenance, or at the end of life).