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DIN EN 60480 : 2005
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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GUIDELINES FOR THE CHECKING AND TREATMENT OF SULFUR HEXAFLUORIDE (SF[6]) TAKEN FROM ELECTRICAL EQUIPMENT AND SPECIFICATION FOR ITS RE-USE
12-11-2022
12-01-2013
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
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
Annex ZA (normative) Normative references to international
publications with their corresponding
European publications
Bibliography
Figures
Tables
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