BS EN 62231:2007
Current
The latest, up-to-date edition.
Composite station post insulators for substations with a.c. voltages greater than 1000 V up to 245 kV. Definitions, test methods and acceptance criteria
Hardcopy , PDF
English
05-31-2007
INTRODUCTION
1 Scope and object
2 Normative references
3 Terms and definitions
4 Identification
5 Environmental conditions
6 Information on transport, storage and installation
7 Classification of tests
7.1 Design tests
7.2 Type tests
7.3 Sample tests
7.4 Routine tests
8 Design tests
8.1 General
8.2 Tests on interfaces and connections of end fittings
8.3 Assembled core load tests
8.4 Tests on shed and housing material
8.5 Tests on the core material
9 Type tests
9.1 Verification of dimensions
9.2 Electrical tests
9.3 Mechanical tests
10 Sample tests
10.1 General rules
10.2 Verification of dimensions (E1 + E2)
10.3 Galvanizing test (E1 + E2)
10.4 Verification of the specified mechanical loads (E1)
10.5 Re-testing procedure
11 Routine tests
11.1 Identification of the station post insulator
11.2 Visual examination
11.3 Tensile load test
Annex A (informative) Notes on the mechanical loads and tests
Annex B (informative) Determination of the equivalent bending
moment caused by combined cantilever and compression
(tension) loads
Annex C (informative) Example of torsion load test arrangement
Annex D (normative) Tolerances of form and position
Annex E (informative) Notes on the compression and buckling test
Annex ZA (normative) Normative references to international
publications with their corresponding
European publications
Bibliography
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