GUIDANCE FOR PRODUCTION, TESTING AND DIAGNOSTICS OF POLYMER INSULATORS WITH RESPECT TO BRITTLE FRACTURE OF CORE MATERIALS (IEC/TR 62662:2010)

Published date

01-01-2011

Publisher

FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 Description of brittle fracture
5 Identification of brittle fracture
6 Failure mechanisms
7 Risk assessment
8 Guidance for material selection and production
9 Preventive methods
Bibliography
Annex ZA (normative) - Normative references to
international publications with their
corresponding European publications

Gives an analysis of the risk of influencing factors for brittle fracture of composite insulators that are mostly loaded in the tensile mode (suspension and tension insulators).

DevelopmentNote	For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
DocumentType	Standard
PublisherName	National Standards Authority of Ireland
Status	Current

Standards	Relationship
IEC TR 62662:2010	Identical
CLC/TR 62662:2011	Identical

IEC 60812:2006	Analysis techniques for system reliability - Procedure for failure mode and effects analysis (FMEA)
IEC 61109:2008	Insulators for overhead lines - Composite suspension and tension insulators for a.c. systems with a nominal voltage greater than 1 000 V - Definitions, test methods and acceptance criteria
EN 61109:2008	Insulators for overhead lines - Composite suspension and tension insulators for a.c. systems with a nominal voltage greater than 1 000 V - Definitions, test methods and acceptance criteria
IEC TR 62039:2007	Selection guide for polymeric materials for outdoor use under HV stress