I.S. EN 62271-205:2008
Current
The latest, up-to-date edition.
HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 205: COMPACT SWITCHGEAR ASSEMBLIES FOR RATED VOLTAGES ABOVE 52 KV
Hardcopy , PDF
English
01-01-2008
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 General
1.1 Scope
1.2 Normative references
2 Normal and special service conditions
3 Terms and definitions
3.1 General terms
3.2 Compact switchgear assembly
4 Rating
4.1 Rated voltage (U[r])
4.2 Rated insulation level
4.3 Rated frequency (f[r])
4.4 Rated normal current (I[r]) and temperature
rise
4.5 Rated short-time withstand current (I[k])
4.6 Rated peak withstand current (I[p])
4.7 Rated duration of short circuit (t[k])
4.8 Rated supply voltage of closing and opening
devices and of auxiliary and control
circuits (U[a])
4.9 Rated supply frequency of closing and opening
devices and of auxiliary circuits
5 Design and construction
5.3 Earthing of switchgear and controlgear
5.101 Earthing of compact switchgear assemblies
and their controlgear
5.102 Pressure relief devices
5.10 Nameplates
5.12 Position indication
5.103 Locking devices for maintenance operation
5.104 Movement of pressurized devices
5.105 Isolating distance for maintenance
6 Type tests
6.1 General
6.2 Dielectric tests
6.3 Radio interference voltage (r.i.v.) test
6.4 Measurement of the resistance of circuits
6.5 Temperature-rise tests
6.6 Short-time withstand current and peak withstand
current tests
6.101 Mechanical and environmental tests
7 Routine tests
7.1 Dielectric test on the main circuit
7.2 Tests on auxiliary and control circuits
7.3 Measurement of the resistance of the main circuit
7.101 Functional tests on auxiliary and control circuits
8 Guide to the selection of switchgear and controlgear
8.101 Guide to the selection of compact switchgear
assemblies
9 Information to be given with enquiries, tenders and
orders
10 Transport, storage, installation, operation and
maintenance
10.1 Conditions during transport, storage and installation
10.2 Installation
10.3 Operation
10.4 Maintenance
11 Safety
Annex AA (informative) - Explanations of compact switchgear
assemblies
Annex ZA (normative) - Normative references to international
publications with the corresponding European
publications
Annex ZB (informative) - A-deviations
Bibliography
Describes compact switchgear assemblies consisting of at least one switching device directly connected to, or sharing components with, one or more other devices such that there is an interaction between the functions of the individual devices.
| DevelopmentNote |
For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
|
| DocumentType |
Standard
|
| Pages |
30
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Current
|
| Standards | Relationship |
| IEC 62271-205:2008 | Identical |
| EN 62271-205:2008/corrigendum:2008 | Identical |
| BS EN 62271-205:2008 | Equivalent |
| EN 62271-205:2008 | Equivalent |
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