NBN EN 61854 : 1999

1 Scope
2 Normative references
3 Definitions
4 General requirements
    4.1 Design
    4.2 Materials
          4.2.1 General
          4.2.2 Non-metallic 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 and 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 test
          7.3.1 Hot dip galvanized components (other than
                  stranded galvanized steel wires)
          7.3.2 Ferrous components protected from corrosion
                  by methods other than hot dip galvanizing
          7.3.3 Stranded galvanized steel wires
          7.3.4 Corrosion caused by non-metallic components
    7.4 Non-destructive tests
    7.5 Mechanical tests
          7.5.1 Clamp slip tests
                  7.5.1.1 Longitudinal slip test
                  7.5.1.2 Torsional slip test
          7.5.2 Breakaway bolt test
          7.5.3 Clamp bolt tightening test
          7.5.4 Simulated short-circuit current test and
                  compression and tension tests
                  7.5.4.1 Simulated short-circuit current
                           test
                  7.5.4.2 Compression and tension test
          7.5.5 Characterisation of the elastic and damping
                  properties
          7.5.6 Flexibility tests
          7.5.7 Fatigue tests
                  7.5.7.1 General
                  7.5.7.2 Subspan oscillation
                  7.5.7.3 Aeolian vibration
    7.6 Tests to characterise elastomers
          7.6.1 General
          7.6.2 Tests
          7.6.3 Ozone resistance test
    7.7 Electrical tests
          7.7.1 Corona and radio interference voltage
                  (RIV) tests
          7.7.2 Electrical resistance test
    7.8 Verification of vibration behaviour of the
          bundle-spacer system
Annex A (normative) Minimum technical details to be agreed
between purchaser and supplier
Annex B (informative) Compressive forces in the simulated
short-circuit current test
Annex C (informative) Characterisation of the elastic and
damping properties Stiffness-Damping Method
Annex D (informative) Verification of vibration behaviour of
the bundle/spacer system
Annex ZA Normative references to international publications
with their corresponding European publications
Bibliography
Figures
Table 1 Tests on spacers
Table 2 Tests on elastomers

Applicable to spacers for conductor bundles of overhead lines. Describes rigid and flexible spacers, together with spacer dampers. Not applicable to interphase, hoop and bonding spacers.