• I.S. EN 50588-1:2017

    Withdrawn A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

    MEDIUM POWER TRANSFORMERS 50 HZ, WITH HIGHEST VOLTAGE FOR EQUIPMENT NOT EXCEEDING 36 KV - PART 1: GENERAL REQUIREMENTS

    Available format(s):  Hardcopy, PDF

    Withdrawn date:  30-06-2021

    Language(s):  English

    Published date:  01-01-2017

    Publisher:  National Standards Authority of Ireland

    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.

    Dates of withdrawal of national standards are available from NSAI.

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    Table of Contents - (Show below) - (Hide below)

    National Foreword
    European foreword
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Environmental classes
    5 Electrical characteristics
    6 Load loss, no load loss, PEI, sound power level,
       short-circuit impedance
    7 Tolerances
    8 Rating plate
    9 Tests
    10 Design requirements
    11 Accessories
    Annex A (informative) - Calculation of PEI and k[PEI]
    Annex B (informative) - A-deviations
    Annex ZZ (informative) - Relationship between this European
             Standard and the eco-design requirements of Commission
             Regulation (EU) No 548/2014 aimed be covered
    Bibliography

    Abstract - (Show below) - (Hide below)

    Defines medium power transformers. 'Medium power transformer' means a power transformer with a highest voltage for equipment higher than 1,1 kV, but not exceeding 36 kV and a rated power equal to or higher than 5 kVA but lower than 40 MVA.

    General Product Information - (Show below) - (Hide below)

    Development Note Supersedes I.S. EN 50464-1 & I.S. EN 50541-1. (07/2015)
    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Withdrawn
    Superseded By
    Supersedes

    Standards Referencing This Book - (Show below) - (Hide below)

    EN 62262:2002 Degrees of protection provided by enclosures for electrical equipment against external mechanical impacts (IK code)
    ISO/IEC 17065:2012 Conformity assessment Requirements for bodies certifying products, processes and services
    IEC 60038:2009 IEC standard voltages
    EN 60085:2008 ELECTRICAL INSULATION - THERMAL EVALUATION AND DESIGNATION
    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 50464-4 : 2007 AMD 1 2011 THREE-PHASE OIL-IMMERSED DISTRIBUTION TRANSFORMERS 50 HZ, FROM 50 KVA TO 2500 KVA WITH HIGHEST VOLTAGE FOR EQUIPMENT NOT EXCEEDING 36 KV - PART 4: REQUIREMENTS AND TESTS CONCERNING PRESSURISED CORRUGATED TANKS
    EN 61100 : 1992 CLASSIFICATION OF INSULATING LIQUIDS ACCORDING TO FIRE POINT AND NET CALORIFIC VALUE
    IEC 61100:1992 Classification of insulating liquids according to fire-point and net calorific value
    EN 61869-1 : 2009 INSTRUMENT TRANSFORMERS - PART 1: GENERAL REQUIREMENTS
    EN 50386:2010/A1:2013 BUSHINGS UP TO 1 KV AND FROM 250 A TO 5 KA, FOR LIQUID FILLED TRANSFORMERS
    EN 50464-1 : 2007 AMD 1 2012 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
    IEC 60505:2011 Evaluation and qualification of electrical insulation systems
    IEC 60085:2007 Electrical insulation - Thermal evaluation and designation
    EN 50180:2010 BUSHINGS ABOVE 1 KV UP TO 52 KV AND FROM 250 A TO 3,15 KA FOR LIQUID FILLED TRANSFORMERS
    EN 50329:2003/A1:2010 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - TRACTION TRANSFORMERS
    EN ISO 9001:2015 QUALITY MANAGEMENT SYSTEMS - REQUIREMENTS (ISO 9001:2015)
    IEC 60529:1989+AMD1:1999+AMD2:2013 CSV Degrees of protection provided by enclosures (IP Code)
    EN ISO/IEC 17065 : 2012 CONFORMITY ASSESSMENT - REQUIREMENTS FOR BODIES CERTIFYING PRODUCTS, PROCESSES AND SERVICES (ISO/IEC 17065:2012)
    IEC 62262:2002 Degrees of protection provided by enclosures for electrical equipment against external mechanical impacts (IK code)
    EN 60076-1:2011 POWER TRANSFORMERS - PART 1: GENERAL (IEC 60076-1:2011)
    ISO 9001:2015 Quality management systems - Requirements
    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
    EN 60529:1991/AC:2016-12 DEGREES OF PROTECTION PROVIDED BY ENCLOSURES (IP CODE) (IEC 60529 EDITION 2.2 CORRIGENDUM 2:2015)
    EN 61378-1:2011 CONVERTOR TRANSFORMERS - PART 1: TRANSFORMERS FOR INDUSTRIAL APPLICATIONS (IEC 61378-1:2011)
    EN 60505:2011/AC:2017-03 EVALUATION AND QUALIFICATION OF ELECTRICAL INSULATION SYSTEMS (IEC 60505:2011/COR1:2017)
    IEC 61378-1:2011 Converter transformers - Part 1: Transformers for industrial applications
    EN 60038 : 2011 CENELEC STANDARD VOLTAGES (IEC 60038:2009, MODIFIED)
    EN 60076-6 : 2008 POWER TRANSFORMERS - PART 6: REACTORS
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