IEC 61897:1998
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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 , PDF 3 Users , PDF 5 Users , PDF 9 Users
09-12-2022
English - French, Spanish, Castilian
09-11-1998
FOREWORD
1 Scope
2 Normative references
3 Definitions
4 General requirements
4.1 Design
4.2 Materials
4.3 Mass, dimensions and tolerances
4.4 Protection against corrosion
4.5 Manufacturing appearance and finish
4.6 Marking
4.7 Installation instructions
5 Quality assurance
6 Classification of tests
6.1 Type tests
6.1.1 General
6.1.2 Application
6.2 Sample tests
6.2.1 General
6.2.2 Application
6.2.3 Sampling, acceptance criteria
6.3 Routine tests
6.3.1 General
6.3.2 Application and acceptance criteria
6.4 Table of tests to be applied
7 Test methods
7.1 Visual examination
7.2 Verification of dimensions, materials and mass
7.3 Corrosion protection tests
7.3.1 Hot dip galvanized components (other
than messenger cable wires)
7.3.2 Ferrous components protected from
corrosion by methods other than hot
dip galvanizing
7.3.3 Hot dip galvanized messenger cable
wires
7.4 Non-destructive tests
7.5 Clamp slip test
7.6 Breakaway bolt test
7.7 Clamp bolt tightening test
7.8 Attachment of weights to messenger cable
7.9 Attachment of clamp to messenger cable test
7.10 Corona and radio interference voltage (RIV)
tests
7.11 Damper performance tests
7.11.1 Performance test variants
7.11.2 Damper characteristic test
7.11.3 Damper effectiveness evaluation
7.11.3.1 Method of evaluation
7.11.3.2 Laboratory test
7.11.3.3 Field test
7.11.3.4 Analytical method
7.12 Damper fatigue test
7.12.1 Test methods
7.12.2 Swept frequency method
7.12.3 Resonant frequency method
7.12.4 Acceptance criteria
Annex A (normative) Minimum technical details to be agreed
between purchaser and supplier
Annex B (informative) Examples of graphs relevant to damper
characteristic test
Annex C (normative) Wind power input curve
Bibliography
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