CLC/TS 60034-18-42:2011

SLOVENSKI STANDARD
01-april-2011
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Rotating electrical machines - Part 18-42: Qualification and acceptance tests for partial
discharge resistant electrical insulation systems (Type II) used in rotating electrical
machines fed from voltage converters (IEC/TS 60034-18-42:2008)
Drehende elektrische Maschinen - Teil 18-42: Qualifizierungs- und Abnahmeprüfungen
teilentladungsresistenter Isoliersysteme (Typ II) von drehenden elektrischen Maschinen,
die von Spannungsumrichtern gespeist werden (IEC/TS 60034-18-42:2008)
Machines électriques tournantes - Partie 18-42: Essais de qualification et d'acceptation
des systèmes d'isolation électrique résistants aux décharges partielles (Type II) utilisés
dans des machines électriques tournantes alimentées par convertisseurs de tension
(IEC/TS 60034-18-42:2008)
Ta slovenski standard je istoveten z: CLC/TS 60034-18-42:2011
ICS:
29.080.30 Izolacijski sistemi Insulation systems
29.160.01 Rotacijski stroji na splošno Rotating machinery in
general
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

TECHNICAL SPECIFICATION
CLC/TS 60034-18-42
SPÉCIFICATION TECHNIQUE
February 2011
TECHNISCHE SPEZIFIKATION
ICS 29.160
English version
Rotating electrical machines -
Part 18-42: Qualification and acceptance tests for partial discharge
resistant electrical insulation systems (Type II) used in rotating electrical
machines fed from voltage converters
(IEC/TS 60034-18-42:2008)
Machines électriques tournantes -  Drehende elektrische Maschinen -
Partie 18-42: Essais de qualification et Teil 18-42: Qualifizierungs- und
d'acceptation des systèmes d'isolation Abnahmeprüfungen
électrique résistants aux décharges teilentladungsresistenter Isoliersysteme
partielles (Type II) utilisés dans des (Typ II) von drehenden elektrischen
machines électriques tournantes Maschinen, die von Spannungsumrichtern
alimentées par convertisseurs de tension gespeist werden
(CEI/TS 60034-18-42:2008) (IEC/TS 60034-18-42:2008)

This Technical Specification was approved by CENELEC on 2011-01-25.

CENELEC members are required to announce the existence of this TS in the same way as for an EN and to
make the TS available promptly at national level in an appropriate form. It is permissible to keep conflicting
national standards in force.
CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus,
the Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy,
Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia,
Spain, Sweden, Switzerland and the United Kingdom.

CENELEC
European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung

Management Centre: Avenue Marnix 17, B - 1000 Brussels

© 2011 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members.
Ref. No. CLC/TS 60034-18-42:2011 E

Foreword
The text of the Technical Specification IEC/TS 60034-18-42:2008, prepared by IEC TC 2, Rotating
machinery, was submitted to the formal vote and was approved by CENELEC as CLC/TS 60034-18-42
on 2011-01-25.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CEN and CENELEC shall not be held responsible for identifying any or all such patent
rights.
The following date was fixed:
– latest date by which the existence of the CLC/TS
has to be announced at national level (doa) 2011-07-25
Annex ZA has been added by CENELEC.
__________
Endorsement notice
The text of the Technical Specification IEC/TS 60034-18-42:2008 was approved by CENELEC as a
Technical Specification without any modification.

- 3 - CLC/TS 60034-18-42:2011
Annex ZA
(normative)
Normative references to international publications
with their corresponding European publications

The following referenced documents are indispensable for the application of this document. For dated
references, only the edition cited applies. For undated references, the latest edition of the referenced
document (including any amendments) applies.

NOTE  When an international publication has been modified by common modifications, indicated by (mod), the relevant EN/HD
applies.
Publication Year Title EN/HD Year

IEC 60034-18-1 - Rotating electrical machines - EN 60034-18-1 -
Part 18-1: Functional evaluation of insulation
systems - General guidelines
IEC 60034-18-32 - Rotating electrical machines - EN 60034-18-32 -
Part 18-32: Functional evaluation of insulation
systems - Test procedures for form-wound
windings - Evaluation of electrical endurance

IEC/TS 60034-18-41 - Rotating electrical machines - - -
Part 18-41: Qualification and type tests for
Type I electrical insulation systems used in
rotating electrical machines fed from voltage
converters
IEC 60216-3 - Electrical insulating materials - Thermal EN 60216-3 -
endurance properties -
Part 3: Instructions for calculating thermal
endurance characteristics
IEC/TS 61251 - Electrical insulating materials - A.C. voltage - -
endurance evaluation - Introduction

IEC 61800-4 - Adjustable speed electrical power drive EN 61800-4 -
systems -
Part 4: General requirements - Rating
specifications for a.c. power drive systems
above 1 000 V a.c. and not exceeding 35 kV

IEC 62068-1 - Electrical insulation systems - Electrical EN 62068-1 -
stresses produced by repetitive impulses -
Part 1: General method of evaluation of
electrical endurance
IEC 62539 - Guide for the statistical analysis of electrical - -
insulation breakdown data
IEC/TS 60034-18-42
Edition 1.0 2008-08
TECHNICAL
SPECIFICATION
SPÉCIFICATION
TECHNIQUE
Rotating electrical machines –
Part 18-42: Qualification and acceptance tests for partial discharge resistant
electrical insulation systems (Type II) used in rotating electrical machines fed
from voltage converters
Machines électriques tournantes –
Partie 18-42: Essais de qualification et d’acceptation des systèmes d’isolation
électrique résistants aux décharges partielles (Type II) utilisés dans des
machines électriques tournantes alimentées par convertisseurs de tension

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
PRICE CODE
INTERNATIONALE
V
CODE PRIX
ICS 29.160 ISBN 2-8318-9966-4
– 2 – TS 60034-18-42 © IEC:2008
CONTENTS
FOREWORD.4
INTRODUCTION.6
1 Scope.7
2 Normative references .7
3 Terms and definitions .8
4 Voltage effects from converter operation .10
4.1 Voltages at the terminals of the converter-fed machine .10
4.2 Electrical stresses in the insulation system of machine windings .13
4.2.1 General .13
4.2.2 Voltages stressing the phase/phase insulation.14
4.2.3 Voltages stressing the phase/ground insulation .14
4.2.4 Voltages stressing the turn insulation .14
5 Type II insulation systems .14
6 Stress factors for converter-fed Type II insulation systems .15
7 Qualification and acceptance tests .16
7.1 General .16
7.2 Qualification tests.16
7.3 Acceptance test.17
8 Qualification of turn insulation .17
8.1 General .17
8.2 Test methods .17
9 Qualification of ground wall insulation systems.19
9.1 General .19
9.2 Test methods .19
9.3 Use of 50 Hz or 60 Hz life data to predict the service life with a converter
drive.20
10 Qualification of the stress control and corona protection system.21
10.1 General .21
10.2 Test methods .22
11 Preparation of test objects.23
11.1 General .23
11.2 Turn/turn samples .23
11.3 Coils.24
12 Qualification test procedures .24
12.1 General .24
12.2 Turn/turn samples .24
12.3 Coils.24
12.4 Stress control samples .25
13 Qualification test pass criteria .25
13.1 Turn/turn samples .25
13.2 Coil samples .25
13.3 Stress control samples .26
14 Acceptance test for Type II insulation systems (Type test).26
14.1 General .26
14.2 Acceptance test methods .26

TS 60034-18-42 © IEC:2008 – 3 –
14.3 Acceptance test pass criteria.26
15 Analysis, reporting and classification .26
Annex A (informative) .27
Annex B (informative) .29
Annex C (informative) .31
Figure 1 – Voltage impulse waveshape parameters .10
Figure 2 – Phase/phase voltage at the terminals of a machine fed by a 3-level
converter .11
Figure 3 – Possible jump voltages (U ) at the machine terminals associated with a
j
converter drive.12
Figure 4 – Maximum voltage enhancement at the machine terminals as a function of
cable length for various impulse rise times for a 2-level converter.13
Figure 5 – Design examples.14
Figure 6 – Life lines of turn and mainwall insulation. .18
Figu
...