POWER TRANSFORMERS - PART 14: LIQUID-IMMERSED POWER TRANSFORMERS USING HIGH-TEMPERATURE INSULATION MATERIALS
International Electrotechnical Committee
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 Insulation systems
5 Temperature rise limits
6 Components and materials
7 Special design considerations
8 Required information
9 Rating plate and additional information
10 Test requirements
11 Supervision, diagnostics, and maintenance
Annex A (informative) - Insulation materials
Annex B (informative) - Rapid temperature increase
and bubble generation
Annex C (informative) - Ester liquid and cellulose
Annex D (normative) - Insulation system coding
Bibliography
Pertains to liquid-immersed power transformers employing either high-temperature insulation or combinations of high-temperature and conventional insulation, operating at temperatures above conventional limits.
| Document Type | Standard |
| Status | Current |
| Publisher | International Electrotechnical Committee |
| Committee | TC 14 |
| Supersedes |
|
