NF EN 61857-23 : 2003
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
SYSTEMES D'ISOLATION ELECTRIQUE - PROCEDURES D'EVALUATION THERMIQUE - PARTIE 23: EXIGENCES PARTICULIERES POUR LE MODELE D'USAGE GENERAL A CHEMIN HAUT - SYSTEME D'ISOLATION ELECTRIQUE (SIE) A ENROULEMENTS A FIL
01-02-2005
12-01-2013
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Construction
4.1 General information
4.2 GPM-TC components
4.3 Assembly of the GPM-TC
5 Number of test objects
6 Test procedures
6.1 General
6.2 Initial screening tests
6.2.1 General
6.2.2 Initial dielectric test
6.3 Thermal endurance test
6.3.1 Endurance test cycle
6.3.2 Thermal ageing
6.3.3 Mechanical stress
6.3.4 Thermal shock
6.3.5 Moisture exposure
6.3.6 Dielectric diagnostic test
7 End-of-life criterion
8 Analyzing, reporting and classification
Annex ZA (normative) Normative references to international
publications with their corresponding European
publications
Figure
Tables
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