I.S. EN 61952:2008

FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 Abbreviations
5 Identification
6 Environmental conditions
7 Transport, storage and installation
8 Tolerances
9 Classification of tests
   9.1 Design tests
   9.2 Type tests
   9.3 Sample tests
   9.4 Routine tests
10 Design tests
   10.1 General
   10.2 Test specimens for IEC 62217
        10.2.1 Tests on interfaces and connections of end fittings
        10.2.2 Tracking and erosion test
        10.2.3 Tests on core material
   10.3 Product specific pre-stressing for IEC 62217 tests on
        interfaces and connections of end fittings
        10.3.1 Thermal-mechanical pre-stressing
   10.4 Assembled core load tests
        10.4.1 Test for the verification of the maximum design
               cantilever load (MDCL)
        10.4.2 Tensile load test
11 Type tests
   11.1 Electrical tests
        11.1.1 Vertical mounting arrangement
        11.1.2 Horizontal mounting arrangement
   11.2 Mechanical tests
        11.2.1 Cantilever failing load test
12 Sample tests
   12.1 General rules
   12.2 Verification of dimensions (E1 + E2)
   12.3 Galvanizing test (E1 + E2)
   12.4 Verification of the SCL (E1)
        12.4.1 Test procedure
        12.4.2 Acceptance criteria
   12.5 Re-testing procedure
13 Routine tests
   13.1 Tensile load test
   13.2 Visual examination
Annex A (informative) Notes on the mechanical loads
        and tests
Annex B (informative) Determination of the equivalent
        bending moment caused by combined loads
Annex ZA (normative) Normative references to international
         publications with their corresponding European
         publications
Bibliography

Applicable to composite line post insulators consisting of a load-bearing cylindrical insulating solid core consisting of fibres - usually glass - in a resin-based matrix, a housing (outside the insulating core) made of polymeric material and end fittings permanently attached to the insulating core.