CEI EN 61857-21 : 2012
Current
ELECTRICAL INSULATION SYSTEMS - PROCEDURES FOR THERMAL EVALUATION - PART 21: SPECIFIC REQUIREMENTS FOR GENERAL-PURPOSE MODELS - WIRE-WOUND APPLICATIONS
Hardcopy , PDF
English
01-01-2012
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 Construction
5 Number of test objects
6 Test procedure
7 End-of-life criterion
8 Analysing, reporting and classification
Bibliography
Annex ZA (normative) - Normative references to
international publications with their
corresponding European publications
Defines a general-purpose model (GPM) and a tall channel alternative model (GPM-TC) which can be used for the evaluation of wire-wound electrical insulation systems (EIS) where specific electrotechnical products are not available or required.
| Committee |
CT 15/112
|
| DevelopmentNote |
Classificazione CEI 15-175 (08/2001) Supersedes CEI EN 61857-23. (07/2005)
|
| DocumentType |
Standard
|
| Pages |
24
|
| PublisherName |
Comitato Elettrotecnico Italiano
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| EN 61857-21:2009 | Identical |
| IEC 61857-21:2009 | Identical |
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