I.S. EN 61858-1:2014
Current
The latest, up-to-date edition.
ELECTRICAL INSULATION SYSTEMS - THERMAL EVALUATION OF MODIFICATIONS TO AN ESTABLISHED ELECTRICAL INSULATION SYSTEM (EIS) - PART 1: WIRE-WOUND WINDING EIS
Hardcopy , PDF
English
01-01-2014
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 General considerations
5 Substitution of phase or ground insulation
6 Substitution of winding wire
7 Substitution of impregnating resin/varnish
8 Substitution with other EIM
9 Evaluation of additions
10 Chemical compatibility of a combination of materials
11 Single-point thermal ageing test (procedure C)
12 Full thermal aging test (procedure D)
Annex A (normative) - Classes of winding wire
Annex B (informative) - Visual representations of coils
Bibliography
Annex ZA (normative) - Normative references to
international publications with their
corresponding European publications
Defines the required test procedures for qualification of modifications of an established electrical insulation system (EIS) with respect to its thermal classification.
| DevelopmentNote |
Supersedes I.S. EN 61858. (08/2014) For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
|
| DocumentType |
Standard
|
| Pages |
76
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| EN 61858-1:2014 | Identical |
| IEC 61858-1:2014 | Equivalent |
| BS EN 61858-1:2014 | Equivalent |
| UNE-EN 61858-1:2014 | Equivalent |
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