INSULATORS OF CERAMIC MATERIAL OR GLASS FOR OVERHEAD LINES WITH A NOMINAL VOLTAGE GREATER THAN 1000 V - IMPULSE PUNCTURE TESTING IN AIR
International Electrotechnical Committee
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
Deals with impulse puncture testing in air of ceramic and glass insulator units of class B: cap and pin, pin type (including pin-post type) and class B long rod insulators.
| Document Type | Standard |
| Status | Current |
| Publisher | International Electrotechnical Committee |
| Committee | TC 36 |
