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SR EN 62271-4:2014

High-voltage switchgear and controlgear -- Part 4: Handling procedures for sulphur hexafluoride (SF6) and its mixtures

IEC 62271-4:2013 applies to the procedures for handling of SF<sub>6</sub> during installation, commissioning, normal and abnormal operations, disposal at the end of life of high voltage switchgear and controlgear. This first edition cancels and replaces the first edition of IEC/TR 62271-303 published in 2008. This first edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: a) the description of the potential effects on health of SF<sub>6</sub> by products (former Annex D of IEC/TR 62271-303:2008) has been replaced by the calculation methods for evaluating of the potential effects on health of SF<sub>6</sub> by products (see Annex H); b) information about cryogenic reclaim of SF<sub>6</sub>. Have been added (see Annex I); c) handling procedures for the most popular SF<sub>6</sub> mixtures have been added (see Annex J).

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Status : Withdrawn
Approval date : 5/30/2014
Withdrawal date : 8/26/2025
Number of pages : 166
ICS : 29.130.10 High voltage switcgear and controlgear,29.130.99 Other switchgear and controlgear
Technical Committee : 8 - High-voltage switchgear and controlgear and testing techniques, instrument transformers

Relations with other standards: