NF C31-410

NF C31-410

February 1984
Standard Cancelled

Wires for electrical machinery and apparatus. Test procedure for the determination of the temperature index of enamelled winding wires.

Main informations

Collections

National standards and national normative documents

Publication date

February 1984

Number of pages

21 p.

Reference

NF C31-410

ICS Codes

29.060.10   Wires

Classification index

C31-410

Print number

1

International kinship

IEC 60172:1981

European kinship

HD 41 S2
Replaced standards (1)
NF C31-410
October 1976
Standard Cancelled
Wires for electrical machinery and apparatus. Qualification for enamelled winding wires with temperature index 130,155 and 180. Life evaluation.

Standard replaced by (1)
NF EN 60172
June 1995
Standard Cancelled
Test procedure for the determination of the temperature index of enamelled winding wires

Ce document définit la méthode d'essai pour la détermination de l'indice de température des fils de bobinage.

Table of contents
  • AVANT-PROPOS
    2
  • 0. Validité
    3
  • 1. Domaine d'application
    3
  • 2. Objet
    3
  • 3. Terminologie
    4
  • 4. Résumé du mode opératoire
    4
  • 5. Éprouvettes d'essai
    4
  • 6. Température d'exposition
    6
  • 7. Tension d'épreuve et son application
    7
  • 8. Calculs
    8
  • 9. Rapport
    10
  • FIGURES
    11
  • ANNEXES
  • A - Méthode de calcul simplifiée pour le calcul de la droite de régression
    16
  • B - Coefficient de corrélation
    21
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