I.S. EN 50464-1:2007
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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THREE-PHASE OIL-IMMERSED DISTRIBUTION TRANSFORMERS 50 HZ, FROM 50 KVA TO 2500 KVA WITH HIGHEST VOLTAGE FOR EQUIPMENT NOT EXCEEDING 36 KV - PART 1: GENERAL REQUIREMENTS
Hardcopy , PDF
14-07-2015
English
01-01-2007
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.
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1 Scope
2 Normative references
3 Electrical characteristics
4 Design requirements
5 Accessories
6 Efficiency and voltage drop (at reference
temperature)
Annex A (informative) - Capitalisation evaluation
Bibliography
Defines transformers from 50 kVA to 2500 kVA intended for operation in three-phase distribution networks, for indoor or outdoor continuous service, 50 Hz, immersed in mineral oil, natural cooling, with two windings: - a primary (high-voltage) winding with a highest voltage for equipment from 3,6 kV to 36 kV; - a secondary (low-voltage) winding with a highest voltage for equipment not exceeding 1,1 kV.
| DevelopmentNote |
Supersedes I.S. HD 428.1 and I.S. HD 428.3. (05/2007)
|
| DocumentType |
Standard
|
| Pages |
24
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| NF EN 50464-1 : 2007 AMD 1 2015 | Identical |
| EN 50464-1 : 2007 AMD 1 2012 | Identical |
| BS EN 50464-1 : 2007 | Identical |
| NEN EN 50464-1 : 2007 AMD 1 2012 | Identical |
| DIN EN 50464-1 : 2012 | Identical |
| NBN EN 50464-1 : 2007 AMD 1 2012 | Identical |
| SN EN 50464-1 : 2007 AMD 1 2012 | Identical |
| IEC TR 60616:1978 | Terminal and tapping markings for power transformers |
| EN 50387:2002 | Busbar bushings up to 1 kV and from 1,25 kA to 5 kA, for liquid filled transformers |
| EN 50386:2010/A1:2013 | BUSHINGS UP TO 1 KV AND FROM 250 A TO 5 KA, FOR LIQUID FILLED TRANSFORMERS |
| EN 50180:2010 | Bushings above 1 kV up to 52 kV and from 250 A to 3,15 kA for liquid filled transformers – Part 1: General requirements for bushings |
| EN 50181:2010 | Plug-in type bushings above 1 kV up to 52 kV and from 250 A to 2,50 kA for equipment other than liquid filled transformers |
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