EN 60034-18-21:1994

Rotating electrical machines - Part 18: Functional evaluation of insulation systems - Section 21: Test procedures for wire-wound windings - Thermal evaluation and classification

Provides procedures for the thermal evaluation and classification of insulation systems of wire-wound winding machines. Should be used in conjunction with section 1.

Drehende elektrische Maschinen - Teil 18: Funktionelle Bewertung von Isoliersystemen - Hauptabschnitt 21: Prüfverfahren für Runddraht-Wicklungen - Thermische Bewertung und Klassifizierung

Machines électriques tournantes - Partie 18: Evaluation fonctionnelle des systèmes d'isolation - Section 21: Procédures d'essai pour enroulements à fils - Evaluation thermique et classification

Donne les procédures particulières pour l'évaluation thermique et la classification des systèmes d'isolation des machines avec enroulements à fils. Doit être utilisée conjointement avec la section 1.

Rotating electrical machines - Part 18: Functional evaluation of insulation systems - Section 21: Test procedures for wire-wound windings - Thermal evaluation and classification (IEC 60034-18-21:1992)

General Information

• Status: Withdrawn
• Publication Date: 26-May-1994
• Withdrawal Date: 14-Mar-1995
• Technical Committee: CLC/TC 2 - Rotating machinery
• Drafting Committee: IEC/TC 2 - IEC_TC_2
• Parallel Committee: IEC/TC 2 - IEC_TC_2
• Current Stage: 9960 - Withdrawal effective - Withdrawal
• Start Date: 24-Oct-2015
• Completion Date: 24-Oct-2015
• Directive: 2006/95/EC - Directive 2006/95/EC of the European Parliament and of the Council of 12 December 2006 on the harmonisation of the laws of Member States relating to electrical equipment designed for use within certain voltage limits (codified version)
• Directive: 73/23/EEC - Electrical equipment designed for use within certain voltage limits
• Ref Project: SIST EN 60034-18-21:1999 - Rotating electrical machines -- Part 18: Functional evaluation of insulation systems -- Section 21: Test procedures for wire-wound windings - Thermal evaluation and classification

Relations

• Replaced By: EN 60034-18-21:2013 - Rotating electrical machines - Part 18-21: Functional evaluation of insulation systems - Test procedures for wire-wound windings - Thermal evaluation and classification
• Effective Date: 28-Jan-2023
• Amended By: EN 60034-18-21:1994/A2:1996 - Rotating electrical machines - Part 18: Functional evaluation of insulation systems - Section 21: Test procedures for wire-wound windings - Thermal evaluation and classification
• Effective Date: 29-Jan-2023
• Amended By: EN 60034-18-21:1994/A1:1996 - Rotating electrical machines - Part 18: Functional evaluation of insulation systems - Section 21: Test procedures for wire-wound windings - Thermal evaluation and classification
• Effective Date: 28-Jan-2023

Standards Content (Sample)

SLOVENSKI STANDARD
SIST EN 60034-18-21:1999
01-april-1999
Rotating electrical machines - Part 18: Functional evaluation of insulation systems
- Section 21: Test procedures for wire-wound windings - Thermal evaluation and
classification (IEC 60034-18-21:1992)
Rotating electrical machines -- Part 18: Functional evaluation of insulation systems --
Section 21: Test procedures for wire-wound windings - Thermal evaluation and
classification
Drehende elektrische Maschinen -- Teil 18: Funktionelle Bewertung von Isoliersystemen
-- Hauptabschnitt 21: Prüfverfahren für Runddraht-Wicklungen - Thermische Bewertung
und Klassifizierung
Machines électriques tournantes -- Partie 18: Evaluation fonctionnelle des systèmes
d'isolation -- Section 21: Procédures d'essai pour enroulements à fils - Evaluation
thermique et classification
Ta slovenski standard je istoveten z: EN 60034-18-21:1994
ICS:
29.080.30 Izolacijski sistemi Insulation systems
29.160.01 Rotacijski stroji na splošno Rotating machinery in
general
SIST EN 60034-18-21:1999 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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SIST EN 60034-18-21:1999

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SIST EN 60034-18-21:1999

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SIST EN 60034-18-21:1999

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SIST EN 60034-18-21:1999

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SIST EN 60034-18-21:1999

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SIST EN 60034-18-21:1999
CEI
NORME
I EC
INTERNATIONALE
34-18-21
INTERNATIONAL
Première
édition
STANDARD First edition
1992-07
Machines électriques tournantes
Dix-huitième partie:
systèmes d'isolation
Evaluation fonctionnelle des
enroulements
Section 21: Procédures d'essai pour
à fils – Evaluation thermique et classification
Rotating electrical machines
Part 18:
Functional evaluation of insulation systems
Section 21: Test procedures for wire-wound
windings – Thermal evaluation and classification
right — all rights reserved
© CEI 1992 Droits de reproduction réservés — Copy
No part of this publication may be reproduced or utilized in
Aucune partie de cette publication ne peut être reproduite ni
utilisée sous quelque forme que ce soit et par aucun pro- any form or by any means, electronic or mechanical,
cédé, électronique ou mécanique, y compris la photocopie et including photocopying and microfilm, without permission
les microfilms, sans l'accord écrit de l'éditeur. in writing from the publisher.
Genève, Suisse
Bureau Central de la Commission Electrotechnique Internationale 3, rue de Varembé
Commission Electrotechnique Internationale CODE PRIX
International Electrotechnical Commission
PRICE CODE
IEC Mexarraponuaa a 3neutTpoTexHN4ecKan KOMHCCNA
• • Pour prix, voir catalogue en vigueur
For price, see current catalogue

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SIST EN 60034-18-21:1999
34-18-21 ©IEC —3—
CONTENTS
Page
FOREWORD 7
9
INTRODUCTION
Clause
11
1 Scope
11
2 Normative references
11
3 General considerations
11 3.1 Relationship to Section 1
3.2 Standard procedures 13
13 3.3 Reference insulation system
3.4 Test objects 13
15
3.5 Verification of diagnostic tests
15
3.6 Thermal ageing test procedure
15
3.7 Ageing temperatures and sub-cycle lengths
17 4 Procedure 1: Motorette test procedure
17
4.1 General
17
4.2 Test objects
4.3 Thermal ageing sub-cycle 19
19
4.4 Diagnostic sub-cycle
23
4.5 Analyzing, reporting and class ification
23
5 Procedure 2: Motor test procedure
5.1 General 23
23
5.2 Test objects
25
5.3 Thermal ageing sub-cycle
27 5.4 Diagnostic sub-cycle
29 5.5 Analyzing, reporting and classification
31
6 Procedure 3: Test procedure for stator windings in slots
31
6.1 General
6.2 Test objects 31
33
6.3 Thermal ageing sub-cycle
33
6.4 Diagnostic sub-cycle
35
6.5 Analyzing, reporting and classification

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SIST EN 60034-18-21:1999
34-18-21 © IEC – 5 —
Clause Page
35
7 Procedure 4: Test procedure for pole windings
35
7.1 General
35
7.2 Test objects
37
7.3 Thermal ageing sub-cycle
39
7.4 Diagnostic sub-cycle
41
7.5 Analyzing, reporting and classification
41
8 Procedure 5: Test procedure for rotor windings in slots
41
8.1 General
41
8.2 Test objects
45
8.3 Thermal ageing sub-cycle
45
8.4 Diagnostic sub-cycle
47
8.5 Analyzing, reporting and classification
Annexes
49
A - Motorette construction (example)
B - Models for windings on poles (examples) 57
61
C - Equipment for moisture tests
Figures 65

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SIST EN 60034-18-21:1999
34-18-21 ©IEC – 7 –
INTERNATIONAL ELECTROTECHNICAL COMMISSION
ROTATING ELECTRICAL MACHINES
Part 18: Functional evaluation of insulation systems
Section 21: Test proc
...