I.S. EN IEC 62271-112:2021
Current
The latest, up-to-date edition.
High-voltage switchgear and controlgear - Part 112: Alternating current high-speed earthing switches for secondary arc extinction on transmission lines (IEC 62271-112:2021)
Hardcopy , PDF
English
20-09-2021
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
FOREWORD
1 Scope
2 Normative references
3 Terms and definitions
4 Normal and special service conditions
5 Ratings
6 Design and construction
7 Type tests
8 Routine tests
9 Guide to the selection of HSESs (informative)
10 Information to be given with enquiries, tenders and orders (informative)
11 Transport, storage, installation, operating instructions and maintenance
12 Safety
Annex A (informative) Background information on the use of HSESs
Annex B (informative) Induced current and voltage conditions for other cases
Bibliography
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