CEI EN 60076-3 : 2015
Current
The latest, up-to-date edition.
POWER TRANSFORMERS - PART 3: INSULATION LEVELS, DIELECTRIC TESTS AND EXTERNAL CLEARANCES IN AIR
Hardcopy , PDF
English - Italian
01-01-2015
FOREWORD
INTRODUCTION
1. Scope
2. Normative references
3. Terms and definitions
4. General
5. Highest voltage for equipment and
rated insulation level
6. Transformers with re-connectable
windings
7. Dielectric tests
8. Dielectric tests on transformers that
have been in service
9. Insulation of auxiliary wiring (AuxW)
10. Applied voltage test (AV)
11. Induced voltage tests (IVW and IVPD)
12. Line terminal AC withstand test (LTAC)
13. Lightning impulse tests (LI, LIC, LIN, LIMT)
14. Switching impulse test (SI)
15. Action following test failure
16. External clearances in air
Annex A (informative) - Application guide for
partial discharge measurements on
Transformers
Annex B (informative) - Overvoltage transferred
from the high-voltage winding to a low
voltage Winding
Annex C (informative) - Information on transformer
insulation and dielectric tests to be supplied
with an enquiry and with an order
Annex D (informative) - Neutral insulation voltage
level calculation
Annex E (informative) - Basis for dielectric tests,
insulation levels and clearances
Bibliography
Annex ZA (normative) - Normative references to
international publications with their
corresponding European publications
Describes the power transformers as defined by and in the scope of IEC 60076-1. It gives details of the applicable dielectric tests and minimum dielectric test levels.
| Committee |
CT 14
|
| DevelopmentNote |
Classificazione CEI 14-4/3. (06/2002)
|
| DocumentType |
Standard
|
| Pages |
132
|
| PublisherName |
Comitato Elettrotecnico Italiano
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| IEC 60076-3:2013 | Identical |
| IEC 60076-3:2013+AMD1:2018 CSV | Identical |
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