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BS EN 50708-2-1:2020

BS EN 50708-2-1:2020

$102.76

Power transformers. Additional European requirements – Medium power transformer. General requirements

Published By Publication Date Number of Pages
BSI 2020 18
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PDF Catalog

PDF Pages PDF Title
2 undefined
7 1 Scope
2 Normative references
3 Terms and definitions
4 Service conditions
5 Rating and general requirements
5.1 General
5.1.1 Highest voltages for equipment for winding with Um > 1,1 kV
5.1.2 Rated voltage for winding with Um ≤ 1,1 kV
8 5.1.3 Tapping
5.1.4 Connection designations for three phase transformers
5.2 Energy Performance
5.2.1 General
5.2.1.1 Introduction
9 5.2.1.2 Load losses and no-load losses for one winding with Um ≤ 24 kV and the other one with Um ≤ 3,6 kV
10 5.2.1.3 Load loss and no-load loss in case of other highest voltage
5.2.1.4 Load loss and no-load loss in case of dual voltage
11 5.2.2 Transformers with special requirements
5.2.2.1 Rated power not included in the list
5.2.2.2 Transformers equipped for voltage regulation while energised
12 5.2.2.3 Liquid immersed three phase pole mounted transformers
13 6 Rating plate
7 Tolerances during factory acceptance tests
8 Tests
9 Accessories and fittings
10 Capitalization losses
11 Transformers overhaul
14 Annex ZZ(informative)Relationship between this European Standard and the ecodesign requirements of Commission Regulation (EU) No 548/2014 of 21 May 2014 and its amendment No 2019/1783 of 1 October 2019 on implementing Directive 2009/125/EC of the European Parliament and of the Council with regard to small, medium and large power transformers aimed to be covered

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BS EN 50708-2-1:2020
$102.76