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IEC TS 61463 : 2.0

IEC TS 61463 : 2.0

BUSHINGS - SEISMIC QUALIFICATION

International Electrotechnical Committee

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Table of Contents

FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviated terms
5 Methods of seismic qualification
6 Severities
7 Qualification by static calculation
8 Qualification by dynamic analysis
9 Qualification by vibration test
10 Evaluation of the seismic qualification
11 Necessary exchange of information
Annex A (informative) - Flow chart for seismic
        qualification
Annex B (informative) - Natural frequency and
        damping determination: Free oscillation
        test
Annex C (informative) - Static calculation method
        - Additional considerations
Annex D (informative) - Qualification by static
        calculation - Example on transformer
        bushing
Annex E (informative) - Center clamped bushings
Bibliography

Abstract

Applies to alternating current and direct current bushings for highest voltages above 52 kV (or with resonance frequencies placed inside the seismic response spectrum), mounted on transformers, other apparatus or buildings.

General Product Information

Document Type Standard
Status Current
Publisher International Electrotechnical Committee
Committee TC 36

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