Home>IEC 60480 : 2.0

IEC 60480 : 2.0

IEC 60480 : 2.0

GUIDELINES FOR THE CHECKING AND TREATMENT OF SULFUR HEXAFLUORIDE (SF[6]) TAKEN FROM ELECTRICAL EQUIPMENT AND SPECIFICATION FOR ITS RE-USE

International Electrotechnical Committee

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Table of Contents

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

Abstract

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

General Product Information

Document Type Standard
Status Current
Publisher International Electrotechnical Committee
Committee TC 10

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