IEC 61854 : 1.0
IEC 61854 : 1.0
OVERHEAD LINES - REQUIREMENTS AND TESTS FOR SPACERS
International Electrotechnical Committee
OVERHEAD LINES - REQUIREMENTS AND TESTS FOR SPACERS
International Electrotechnical Committee
Contents<br>Foreword<br>Clause<br>1. Scope<br>2. Normative references<br>3. Definitions<br>4. General requirements<br> 4.1 Design <br> 4.2 Materials<br> 4.2.1 General<br> 4.2.2 Non-metallic materials<br> 4.3 Mass, dimensions and tolerances<br> 4.4 Protection against corrosion<br> 4.5 Manufacturing appearance and finish<br> 4.6 Marking<br> 4.7 Installation instructions<br>5. Quality assurance<br>6. Classification of tests<br> 6.1 Type tests<br> 6.1.1 General<br> 6.1.2 Application<br> 6.2 Sample tests<br> 6.2.1 General<br> 6.2.2 Application<br> 6.2.3 Sampling and acceptance criteria<br> 6.3 Routine tests<br> 6.3.1 General<br> 6.3.2 Application and acceptance criteria<br> 6.4 Table of tests to be applied<br>7. Test methods<br> 7.1 Visual examination<br> 7.2 Verification of dimensions, materials and mass<br> 7.3 Corrosion protection test<br> 7.3.1 Hot dip galvanized components (other than <br> stranded galvanized steel wires)<br> 7.3.2 Ferrous components protected from corrosion by<br> methods other than hot dip galvanizing<br> 7.3.3 Stranded galvanized steel wires<br> 7.3.4 Corrosion caused by non-metallic components<br> 7.4 Non-destructive tests<br> 7.5 Mechanical tests<br> 7.5.1 Clamp slip tests<br> 7.5.1.1 Longitudinal slip test<br> 7.5.1.2 Torsional slip test<br> 7.5.2 Breakaway bolt test<br> 7.5.3 Clamp bolt tightening test<br> 7.5.4 Simulated short-circuit current test and <br> compression and tension tests<br> 7.5.4.1 General<br> 7.5.4.2 Subspan oscillation<br> 7.5.5 Characterisation of the elastic and damping<br> properties<br> 7.5.6 Flexibility tests<br> 7.5.7 Fatigue tests<br> 7.5.7.1 General<br> 7.5.7.2 Subspan oscillation<br> 7.5.7.3 Aeolian vibration<br> 7.6 Tests to characterise elastomers<br> 7.6.1 General<br> 7.6.2 Tests<br> 7.6.3 Ozone resistance test<br> 7.7 Electrical tests<br> 7.7.1 Corona and radio interference voltage (RIV)<br> tests<br> 7.7.2 Electrical resistance test<br> 7.8 Verification of vibration behaviour of the <br> bundle-spacer system<br>Annex A (normative) Minimum technical details to be agreed<br>between purchaser and supplier<br>Annex B (informative) Compressive forces in the simulated <br>short-circuit current test<br>Annex C (informative) Characterisation of the elastic and <br>damping properties Stiffness-Damping Method<br>Annex D (informative) Verification of vibration behaviour of <br>bundle/spacer system<br>Bibliography<br>Figures<br>Table 1 - Tests on spacers<br>Table 2 - Tests on elastomers
Applicable to spacers for conductor bundles of overhead lines. Covers rigid spacers, flexible spacers and spacer dampers. Not applicable to interphase spacers, bonding spacers and hoop spacers.
| Document Type | Standard |
| Status | Current |
| Publisher | International Electrotechnical Committee |
| Committee | TC 11 |