I.S. EN 61211:2005
Current
The latest, up-to-date edition.
INSULATORS OF CERAMIC MATERIAL OR GLASS FOR OVERHEAD LINES WITH A NOMINAL VOLTAGE GREATER THAN 1000 V - IMPULSE PUNCTURE TESTING IN AIR
Hardcopy , PDF
English
01-01-2005
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.
FOREWORD
INTRODUCTION
1 Scope and object
2 Normative references
3 Terms and definitions
4 Abbreviations
5 Impulse voltage puncture test on insulators in air
5.1 General requirements for the test
5.2 Mounting arrangements
5.3 Number of insulators to be tested
5.4 Measurement of the test voltage
5.5 Test voltage
5.6 Test procedure
5.7 Puncture determination
5.8 Acceptance criteria
5.9 Re-test procedure
Annex A (normative) Method for determining U[50] of
the insulator for the basis of per unit (p.u.)
values
Annex B (informative) Information on measuring short
front high voltage impulses
Bibliography
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