CEI 36-41 : 2011
Current
The latest, up-to-date edition.
SELECTION AND DIMENSIONING OF HIGH-VOLTAGE INSULATORS INTENDED FOR USE IN POLLUTED CONDITIONS - PART 1: DEFINITIONS, INFORMATION AND GENERAL PRINCIPLES
Hardcopy , PDF
English
01-01-2011
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FOREWORD
1 Scope and object
2 Normative references
3 Terms, definitions and abbreviations
4 Proposed approaches for the selection and
dimensioning of an insulator
5 Input parameters for the selection and dimensioning
of insulators
6 System requirements
7 Environmental conditions
8 Evaluation of site pollution severity (SPS)
9 Insulation selection and dimensioning
Annex A (informative) - Flowchart representation of the
design approaches
Annex B (informative) - Pollution flashover mechanisms
Annex C (normative) - Measurement of ESDD and NSDD
Annex D (normative) - Evaluation of type B pollution severity
Annex E (normative) - Directional dust deposit gauge
measurements
Annex F (normative) - Use of laboratory test methods
Annex G (normative) - Deterministic and statistical
approaches for artificial pollution
test severity and acceptance criteria
Annex H (informative) - Example of a questionnaire to
collect information on the
behaviour of insulators in polluted areas
Annex I (informative) - Form factor
Annex J (informative) - Correspondence between specific
creepage distance and USCD
Bibliography
Defines general definitions, methods for the evaluation of pollution site severity (SPS) and outlines the principles to arrive at an informed judgement on the probable behaviour of a given insulator in certain pollution environments.
| Committee |
CT 36
|
| DocumentType |
Standard
|
| Pages |
56
|
| PublisherName |
Comitato Elettrotecnico Italiano
|
| Status |
Current
|
| IEC 60038:2009 | IEC standard voltages |
| IEC 60305:1995 | Insulators for overhead lines with a nominal voltage above 1000 V - Ceramic or glass insulator units for a.c. systems - Characteristics of insulator units of the cap and pin type |
| IEC 60050-471:2007 | International Electrotechnical Vocabulary (IEV) - Part 471: Insulators |
| IEC TS 62073:2016 | Guidance on the measurement of hydrophobicity of insulator surfaces |
| IEC TS 61245:2015 | Artificial pollution tests on high-voltage ceramic and glass insulators to be used on d.c. systems |
| IEC 60433:1998 | Insulators for overhead lines with a nominal voltage above 1 000 V - Ceramic insulators for a.c. systems - Characteristics of insulator units of the long rod type |
| IEC 60507:2013 | Artificial pollution tests on high-voltage ceramic and glass insulators to be used on a.c. systems |
| IEC TR 62039:2007 | Selection guide for polymeric materials for outdoor use under HV stress |
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