I.S. EN 61952:2008
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
INSULATORS FOR OVERHEAD LINES - COMPOSITE LINE POST INSULATORS FOR A.C. SYSTEMS WITH A NOMINAL VOLTAGE GREATER THAN 1 000 V - DEFINITIONS, TEST METHODS AND ACCEPTANCE CRITERIA
Hardcopy , PDF
31-10-2018
English
11-12-2008
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
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
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