BS EN IEC 62271-112:2021
Current
The latest, up-to-date edition.
High-voltage switchgear and controlgear Alternating current high-speed earthing switches for secondary arc extinction on transmission lines
Hardcopy , PDF
English
13-09-2021
Important note : Users cannot be edited or removed once added to your Multi user PDF.This part of IEC 62271 applies to AC high-speed earthing switches (hereinafter termed HSES) designed for indoor and outdoor installation and for operation at service frequencies of 50 Hz and 60 Hz on systems having rated voltages of 550 kV and above.
| Committee |
PEL/17
|
| DocumentType |
Standard
|
| ISBN |
9780539128079
|
| Pages |
34
|
| ProductNote |
THIS STANDARD IS ALSO REFERES TO:-BS EN 62271-1:2017-TC,BS EN IEC 62271-102:2018-TC.
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
This part of IEC 62271 applies to AC high-speed earthing switches (hereafter termed HSES) designed for indoor and outdoor installation and for operation at service frequencies of 50 Hz and 60 Hz on systems having voltages of 550 kV and above. HSESs described in this document are intended to extinguish the secondary arc remaining after clearing faults on transmission lines by the circuit-breakers. For more detailed information on HSESs, refer to Annex A.
| Standards | Relationship |
| IEC 62271-112:2021 | Identical |
| EN IEC 62271-112:2021 | Identical |
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