BS EN 62271-4:2013
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Hardcopy , PDF
30-11-2022
English
31-10-2022
IEC 62271-4:2013 applies to the procedures for handling of SF 6 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a) the description of the potential effects on health of SF 6 by products (former Annex D of IEC/TR 62271-303:2008) has been replaced by the calculation methods for evaluating of the potential effects on health of SF 6 by products (see Annex H);
b) information about cryogenic reclaim of SF 6. Have been added (see Annex I);
c) handling procedures for the most popular SF 6 mixtures have been added (see Annex J).
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