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NF EN 61857-23 : 2003

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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

Superseded date

01-02-2005

Published date

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

Gives a general-purpose, tall-channel model (GPM-TC) which can be used for the evaluation of wire-wound electrical insulation systems (EIS) where the general-purpose model (GPM) defined in IEC 61857-21 does not offer sufficient space for the electrical insulating materials (EIM) and/or winding wire to be evaluated.

DevelopmentNote
Indice de Classement: C26-310-23 (05/2003)
DocumentType
Standard
PublisherName
Association Francaise de Normalisation
Status
Superseded

Standards Relationship
DIN EN 61857-23 : 2003 Identical
I.S. EN 61857-23:2002 Identical
EN 61857-23:2002 Identical
BS EN 61857-23:2002 Identical
UNE-EN 61857-23:2003 Identical
IEC 61857-23:2002 Identical

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