I.S. EN 50629:2015
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
ENERGY PERFORMANCE OF LARGE POWER TRANSFORMERS (U[M] > 36 KV OR S[R] >= 40 MVA)
Hardcopy , PDF
30-06-2021
English
01-01-2015
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
National Foreword
European foreword
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Efficiency and Efficiency Index calculation
5 Minimum Peak Efficiency Index values
6 Transformers categories currently excluded
7 Capitalisation of losses
Annex A (normative) - Minimum PEI for dry type large
power transformers
Annex B (informative) - Peak Efficiency Index formula,
graphs and calculations
Annex C (informative) - Form for data requested
Annex D (informative) - Benchmark of Peak Efficiency Index
Annex E (informative) - Capitalisation of losses
Annex F (informative) - Background on verification
tolerances during market surveillance
Annex ZZ (informative) - Relationship between this
European Standard and the requirements of
Commission Regulation (EC) No 548/2014 of
21 May 2014 on implementing Directive 2009/125/EC
of the European Parliament and of the Council with
regard to small, medium and large power transformers
Bibliography
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