CEI EN 60034-18-42 : 1ED 2017
Current
The latest, up-to-date edition.
10-31-2017
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 Machine terminal voltages arising from converter operation
5 Electrical stresses in the insulation system of machine
windings
6 Voltage rating for Type II insulation systems
7 Stress factors for converter-fed Type II insulation systems
8 Qualification tests
9 Qualification of mainwall insulation system
10 Qualification of turn insulation
11 Qualification of the stress control system
12 Preparation of test objects
13 Qualification test procedures
14 Qualification test pass criteria
15 Routine test
16 Optional screening tests
17 Analysis, reporting and classification
Annex A (informative) - Contributions to ageing of the mainwall
insulation
Annex B (informative) - Examples of circuits for impulse testing
Annex C (informative) - Derivation of the short term endurance
test voltage
Annex D (informative) - Derivation of the impulse voltage
insulation class for the machine insulation
Annex E (normative) - Derivation of an IVIC in the absence of
a manufacturer's reference life line
Annex F (informative) - Optional screening tests
Bibliography
Annex ZA (normative) - Normative references to international
publications with their corresponding European
publications
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