SELECTION AND DIMENSIONING OF HIGH-VOLTAGE INSULATORS INTENDED FOR USE IN POLLUTED CONDITIONS - PART 4: INSULATORS FOR D.C. SYSTEMS
International Electrotechnical Committee
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms, definitions and abbreviated terms
4 Principles
5 Materials
6 Site severity determination
7 Determination of the reference d.c. site severity
8 Determination of the reference d.c. USCD
9 Correction of the RUSCD for each candidate
insulator
10 Checking the profile parameters
11 Design verification
Annex A (informative) - Hydrophobicity transfer
materials
Annex B (informative) - Dependence of USCD
on pollution severity
Bibliographic References
Pertains to: - Glass and porcelain insulators; - Composite and hybrid insulators with an HTM or non-HTM housing.
| Document Type | Standard |
| Status | Current |
| Publisher | International Electrotechnical Committee |
| Committee | TC 36 |
