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  • EN 50341-1:2012

    Current The latest, up-to-date edition.

    OVERHEAD ELECTRICAL LINES EXCEEDING AC 1 KV - PART 1: GENERAL REQUIREMENTS - COMMON SPECIFICATIONS

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    Published date:  21-12-2012

    Publisher:  European Committee for Standards - Electrical

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

    Foreword
    0 Introduction
    1 Scope
    2 Normative references, definitions and symbols
    3 Basis of design
    4 Actions on lines
    5 Electrical requirements
    6 Earthing systems
    7 Supports
    8 Foundations
    9 Conductors and earth-wires
    10 Insulators
    11 Hardware
    12 Quality assurance, checks and taking-over
    Annex A (informative) - Strength coordination
    Annex B (informative) - Conversion of wind velocities and
            ice loads
    Annex C (informative) - Application examples of wind
            loads - Special forces
    Annex D (informative) - Statistical data for the Gumbel
            distribution of extremes
    Annex E (normative) - Theoretical method for calculating
            minimum air clearances
    Annex F (informative) - Empirical method for calculating
            mid span clearances
    Annex G (normative) - Calculation methods for earthing
            systems
    Annex H (informative) - Installation and measurements
            of earthing systems
    Annex J (normative) - Angles in lattice steel towers
    Annex K (normative) - Steel poles
    Annex L (informative) - Design requirements for supports
            and foundations
    Annex M (informative) - Geotechnical and structural design
            of foundations
    Annex N (informative) - Conductors and overhead earth wires
    Annex P (informative) - Tests on insulators and insulators sets
    Annex Q (informative) - Insulators
    Annex R (informative) - Hardware

    Abstract - (Show below) - (Hide below)

    This European Standard applies to new overhead electric lines with nominal system voltages exceeding AC 1 kV and with rated frequencies below 100 Hz.

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

    Committee TC 11
    Development Note Supersedes PREN 50341-1 and EN 50423-1. (01/2013) Supersedes EN 50423-3. (05/2017)
    Document Type Standard
    Publisher European Committee for Standards - Electrical
    Status Current
    Supersedes

    Standards Referenced By This Book - (Show below) - (Hide below)

    PREN 50119 : DRAFT 2017 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - ELECTRIC TRACTION OVERHEAD CONTACT LINES
    11/30215604 DC : 0 BS IEC 60913 - RAILWAY APPLICATIONS - FIXED INSTALLATIONS - ELECTRIC TRACTION OVERHEAD CONTACT LINES
    17/30341013 DC : DRAFT AUG 2017 BS EN 50119 - RAILWAY APPLICATIONS - FIXED INSTALLATIONS - ELECTRIC TRACTION OVERHEAD CONTACT LINES
    CEI EN 50174-3 : 2014 INFORMATION TECHNOLOGY - CABLING INSTALLATION - PART 3: INSTALLATION PLANNING AND PRACTICES OUTSIDE BUILDINGS
    I.S. EN 50119:2009 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - ELECTRIC TRACTION OVERHEAD CONTACT LINES
    I.S. EN 50341-3:2006 OVERHEAD ELECTRICAL LINES EXCEEDING AC 45 KV - PART 3: SET OF NATIONAL NORMATIVE ASPECTS
    12/30260552 DC : 0 BS EN 50174-3:201X - INFORMATION TECHNOLOGY - CABLING INSTALLATION - PART 3: INSTALLATION PLANNING AND PRACTICES OUTSIDE BUILDINGS
    NF EN 50119 : 2010 AMD 1 2013 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - ELECTRIC TRACTION OVERHEAD CONTACT LINES
    BS EN 50423-1:2005 OVERHEAD ELECTRICAL LINES EXCEEDING AC 1 KV UP TO AND INCLUDING AC 45 KV - PART 1: GENERAL REQUIREMENTS - COMMON SPECIFICATIONS
    BS EN 50119 : 2009 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - ELECTRIC TRACTION OVERHEAD CONTACT LINES
    PREN 50174-3 : DRAFT 2012 INFORMATION TECHNOLOGY - CABLING INSTALLATION - PART 3: INSTALLATION PLANNING AND PRACTICES OUTSIDE BUILDINGS
    EN 50174-3:2013/A1:2017 INFORMATION TECHNOLOGY - CABLING INSTALLATION - PART 3: INSTALLATION PLANNING AND PRACTICES OUTSIDE BUILDINGS
    I.S. EN 50174-3:2013 INFORMATION TECHNOLOGY - CABLING INSTALLATION - PART 3: INSTALLATION PLANNING AND PRACTICES OUTSIDE BUILDINGS
    IEC 60913:2013 Railway applications - Fixed installations - Electric traction overhead contact lines
    I.S. EN 50119:2020 Railway applications - Fixed installations - Electric traction overhead contact lines
    BS EN 50341-3:2001 OVERHEAD ELECTRICAL LINES EXCEEDING AC 45 KV - PART 3: SET OF NATIONAL NORMATIVE ASPECTS
    EN 50119 : 2009 AMD 1 2013 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - ELECTRIC TRACTION OVERHEAD CONTACT LINES
    I.S. EN 50423-1:2005 OVERHEAD ELECTRICAL LINES EXCEEDING AC 1 KV UP TO AND INCLUDING AC 45 KV - PART 1: GENERAL REQUIREMENTS - COMMON SPECIFICATIONS
    BS EN 50174-3 : 2013 INFORMATION TECHNOLOGY - CABLING INSTALLATION - PART 3: INSTALLATION PLANNING AND PRACTICES OUTSIDE BUILDINGS
    EN 50341-3 : 2001 COR 2010 OVERHEAD ELECTRICAL LINES EXCEEDING AC 45 KV - PART 3: SET OF NATIONAL NORMATIVE ASPECTS

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

    IEC TR 61597:1995 Overhead electrical conductors - Calculation methods for stranded bare conductors
    ISO 12494:2017 Atmospheric icing of structures
    EN 1998-6:2005 Eurocode 8: Design of structures for earthquake resistance - Part 6: Towers, masts and chimneys
    IEC 61472:2013 Live working - Minimum approach distances for a.c. systems in the voltage range 72,5 kV to 800 kV - A method of calculation
    IEC 61854:1998 Overhead lines - Requirements and tests for spacers
    EN 50189:2000 Conductors for overhead lines - Zinc coated steel wires
    IEC 61395:1998 Overhead electrical conductors - Creep test procedures for stranded conductors
    ISO 2063:2005 Thermal spraying Metallic and other inorganic coatings Zinc, aluminium and their alloys
    IEC 60038:2009 IEC standard voltages
    IEC 61325:1995 Insulators for overhead lines with a nominal voltage above 1000 V - Ceramic or glass insulator units for d.c. systems - Definitions, test methods and acceptance criteria
    EN 60372 : 2004 LOCKING DEVICES FOR BALL AND SOCKET COUPLINGS OF STRING INSULATOR UNITS - DIMENSIONS AND TESTS
    IEC 61936-1:2010+AMD1:2014 CSV Power installations exceeding 1 kV a.c. - Part 1: Common rules
    EN 12843 : 2004 PRECAST CONCRETE PRODUCTS - MASTS AND POLES
    IEC TS 60479-1:2005+AMD1:2016 CSV Effects of current on human beings and livestock - Part 1: Generalaspects
    IEC 60826:2017 Design criteria of overhead transmission lines
    IEC 61466-1:2016 Composite string insulator units for overhead lines with a nominal voltage greater than 1 000 V - Part 1: Standard strength and end fittings
    EN 50326 : 2002 Conductors for overhead lines - Characteristics of greases
    EN 61472:2013/AC:2015 LIVE WORKING - MINIMUM APPROACH DISTANCES FOR A.C SYSTEMS IN THE VOLTAGE RANGE 72,5 KV TO 800 KV - A METHOD OF CALCULATION (IEC 61472:2013)
    EN 1991-1-6:2005/AC:2013 Eurocode 1 - Actions on structures Part 1-6: General actions - Actions during execution
    IEC 60724:2000+AMD1:2008 CSV Short-circuit temperature limits of electric cables with rated voltages of 1 kV (Um = 1,2 kV) and 3 kV (Um = 3,6 kV)
    EN 14229:2010 Structural timber - Wood poles for overhead lines
    EN 50397-1 : 2006 COVERED CONDUCTORS FOR OVERHEAD LINES AND THE RELATED ACCESSORIES FOR RATED VOLTAGES ABOVE 1 KV A.C. AND NOT EXCEEDING 36 KV A.C. - PART 1: COVERED CONDUCTORS
    IEC 60305:1995 Insulators for overhead lines with a nominal voltage above 1000 V - Ceramic or glass insulator units for a.c. systems - Characteristics of insulator units of the cap and pin type
    IEC 60050-601:1985 International Electrotechnical Vocabulary (IEV) - Part 601: Generation, transmission and distribution of electricity - General
    EN 1993-1-5:2006/A1:2017 EUROCODE 3 - DESIGN OF STEEL STRUCTURES - PART 1-5: PLATED STRUCTURAL ELEMENTS
    IEC 60050-471:2007 International Electrotechnical Vocabulary (IEV) - Part 471: Insulators
    EN ISO 1461:2009 Hot dip galvanized coatings on fabricated iron and steel articles - Specifications and test methods (ISO 1461:2009)
    EN 60794-4-10:2014 OPTICAL FIBRE CABLES - PART 4-10: FAMILY SPECIFICATION - OPTICAL GROUND WIRES (OPGW) ALONG ELECTRICAL POWER LINES (IEC 60794-4-10:2014)
    IEC 60050-441:1984 International Electrotechnical Vocabulary (IEV) - Part 441: Switchgear, controlgear and fuses
    IEC TS 60815-2:2008 Selection and dimensioning of high-voltage insulators intended for use in polluted conditions - Part 2: Ceramic and glass insulators for a.c. systems
    IEC 62004:2007 Thermal-resistant aluminium alloy wire for overhead line conductor
    IEC 60383-1:1993 Insulators for overhead lines with a nominal voltage above 1000 V - Part 1: Ceramic or glass insulator units for a.c. systems - Definitions, test methods and acceptance criteria
    IEC 60794-1-2:2017 Optical fibre cables - Part 1-2: Generic specification - Basic optical cable test procedures - General guidance
    EN 60794-1-1:2016 OPTICAL FIBRE CABLES - PART 1-1: GENERIC SPECIFICATION - GENERAL
    EN 62004:2009 Thermal-resistant aluminium alloy wire for overhead line conductor
    IEC 61109:2008 Insulators for overhead lines - Composite suspension and tension insulators for a.c. systems with a nominal voltage greater than 1 000 V - Definitions, test methods and acceptance criteria
    IEC 60909-0:2016 Short-circuit currents in three-phase a.c. systems - Part 0: Calculation of currents
    EN 62219 : 2002 OVERHEAD ELECTRICAL CONDUCTORS - FORMED WIRE, CONCENTRIC LAY, STRANDED CONDUCTORS
    IEC 60794-4:2003 Optical fibre cables - Part 4: Sectional specification - Aerial optical cables along electrical power lines
    EN 60433 : 1998 INSULATORS FOR OVERHEAD LINES WITH A NOMINAL VOLTAGE ABOVE 1 KV - CERAMIC INSULATORS FOR A.C. SYSTEMS - CHARACTERISTICS OF INSULATOR UNITS OF THE LONG ROD TYPE
    ISO 1461:2009 Hot dip galvanized coatings on fabricated iron and steel articles — Specifications and test methods
    IEC 60794-4-10:2014 Optical fibre cables - Part 4-10: Family specification - Optical ground wires (OPGW) along electrical power lines
    EN 50183:2000 Conductors for overhead lines - Aluminium-magnesium-silicon alloy wires
    IEC 60720:1981 Characteristics of line post insulators
    EN 60383-1:1996/A11:1999 INSULATORS FOR OVERHEAD LINES WITH A NOMINAL VOLTAGE ABOVE 1 KV - CERAMIC OR GLASS INSULATOR UNITS FOR A.C. SYSTEMS - DEFINITIONS, TEST METHODS AND ACCEPTANCE CRITERIA
    EN 60305 : 1996 INSULATORS FOR OVERHEAD LINES WITH A NOMINAL VOLTAGE ABOVE 1 KV - CERAMIC OR GLASS INSULATOR UNITS FOR A.C. SYSTEMS - CHARACTERISTICS OF INSULATOR UNITS OF THE CAP AND PIN TYPE
    EN 61325 : 1995 Insulators for overhead lines with a nominal voltage above 1 kV - Ceramic or glass insulator units for d.c. systems - Definitions, test methods and acceptance criteria
    IEC 60794-1-1:2015 Optical fibre cables - Part 1-1: Generic specification - General
    EN 1090-1:2009+A1:2011 EXECUTION OF STEEL STRUCTURES AND ALUMINIUM STRUCTURES - PART 1: REQUIREMENTS FOR CONFORMITY ASSESSMENT OF STRUCTURAL COMPONENTS
    IEC 61211:2004 Insulators of ceramic material or glass for overhead lines with a nominal voltage greater than 1 000 V - Impulse puncture testing in air
    IEC TR 60797:1984 Residual strength of string insulator units of glass or ceramic material for overhead lines after mechanical damage of the dielectric
    IEC 61952:2008 Insulators for overhead lines - Composite line post insulators for A.C. systems with a nominal voltage greater than 1 000 V - Definitions, test methods and acceptance criteria
    EN 60507:2014 ARTIFICIAL POLLUTION TESTS ON HIGH-VOLTAGE CERAMIC AND GLASS INSULATORS TO BE USED ON A.C. SYSTEMS (IEC 60507:2013)
    EN 61936-1 : 2010 AMD 1 2014 POWER INSTALLATIONS EXCEEDING 1 KV A.C. - PART 1: COMMON RULES (IEC 61936-1:2010/A1:2014)
    EN 61466-1:2016 COMPOSITE STRING INSULATOR UNITS FOR OVERHEAD LINES WITH A NOMINAL VOLTAGE GREATER THAN 1000 V - PART 1: STANDARD STRENGTH CLASSES AND END FITTINGS (IEC 61466-1:2016)
    EN 60889:1997 Hard-drawn aluminium wire for overhead line conductors
    HD 474 : 200S1 DIMENSIONS OF BALL AND SOCKET COUPLINGS OF STRING INSULATOR UNITS
    IEC 60865-1:2011 Short-circuit currents - Calculation of effects - Part 1: Definitions and calculation methods
    IEC 60889:1987 Hard-drawn aluminium wire for overhead line conductors
    EN 61854 : 1998 OVERHEAD LINES - REQUIREMENTS AND TESTS FOR SPACERS
    CISPR TR 18-3:2017 Radio interference characteristics of overhead power lines and high-voltage equipment - Part 3: Code of practice for minimizing the generation of radio noise
    IEC 60437:1997 Radio interference test on high-voltage insulators
    EN ISO 9001:2015 QUALITY MANAGEMENT SYSTEMS - REQUIREMENTS (ISO 9001:2015)
    IEC 60050-466:1990 International Electrotechnical Vocabulary (IEV) - Part 466: Overhead lines
    EN 60437 : 1997 RADIO INTERFERENCE TEST ON HIGH-VOLTAGE INSULATORS
    EN 60909-0:2016 Short-circuit currents in three-phase a.c. systems - Part 0: Calculation of currents
    EN 60865-1:2012 SHORT-CIRCUIT CURRENTS - CALCULATION OF EFFECTS - PART 1: DEFINITIONS AND CALCULATION METHODS (IEC 60865-1:2011)
    IEC 60372:1984 Locking devices for ball and socket couplings of string insulator units - Dimensions and tests
    EN 1997-2:2007/AC:2010 EUROCODE 7 - GEOTECHNICAL DESIGN - PART 2: GROUND INVESTIGATION AND TESTING
    EN 60071-1:2006/A1:2010 INSULATION CO-ORDINATION - PART 1: DEFINITIONS, PRINCIPLES AND RULES
    IEC 60652:2002 Loading tests on overhead line structures
    IEC 60287-3-1:2017 Electric cables - Calculation of the current rating - Part 3-1: Operating conditions - Site reference conditions
    EN 61897 : 1998 OVERHEAD LINES - REQUIREMENTS AND TESTS FOR STOCKBRIDGE TYPE AEOLIAN VIBRATION DAMPERS
    ISO 9001:2015 Quality management systems - Requirements
    EN 60794-1-2:2017/AC:2017-07 OPTICAL FIBRE CABLES - PART 1-2: GENERIC SPECIFICATION - BASIC OPTICAL CABLE TEST PROCEDURES - GENERAL GUIDANCE (IEC 60794-1-2:2017)
    EN ISO 2063 : 2005 THERMAL SPRAYING - METALLIC AND OTHER INORGANIC COATINGS - ZINC, ALUMINIUM AND THEIR ALLOYS
    EN 50182:2001/AC:2013 CONDUCTORS FOR OVERHEAD LINES - ROUND WIRE CONCENTRIC LAY STRANDED CONDUCTORS
    EN 1993-3-1:2006/AC:2009 EUROCODE 3 - DESIGN OF STEEL STRUCTURES - PART 3-1: TOWERS, MASTS AND CHIMNEYS - TOWERS AND MASTS
    CISPR TR 18-2:2017 Radio interference characteristics of overhead power lines and high-voltage equipment - Part 2: Methods of measurement and procedure for determining limits
    IEC 60071-2:1996 Insulation co-ordination - Part 2: Application guide
    EN 60652 : 2004 LOADING TESTS ON OVERHEAD LINE STRUCTURES
    EN 1993-1-3:2006/AC:2009 EUROCODE 3 - DESIGN OF STEEL STRUCTURES - PART 1-3: GENERAL RULES - SUPPLEMENTARY RULES FOR COLD-FORMED MEMBERS AND SHEETING
    EN 60071-2 : 1997 INSULATION CO-ORDINATION - APPLICATION GUIDE
    IEC 62219:2002 Overhead electrical conductors - Formed wire, concentric lay, stranded conductors
    EN 60794-4 : 2003 OPTICAL FIBRE CABLES - PART 4: SECTIONAL SPECIFICATION - AERIAL OPTICAL CABLES ALONG ELECTRICAL POWER LINES
    EN 1995-1-1:2004/A2:2014 EUROCODE 5: DESIGN OF TIMBER STRUCTURES - PART 1-1: GENERAL - COMMON RULES AND RULES FOR BUILDINGS
    EN 1997-1:2004/A1:2013 EUROCODE 7: GEOTECHNICAL DESIGN - PART 1: GENERAL RULES
    IEC 61232:1993 Aluminium-clad steel wires for electrical purposes
    IEC 60433:1998 Insulators for overhead lines with a nominal voltage above 1 000 V - Ceramic insulators for a.c. systems - Characteristics of insulator units of the long rod type
    EN 61211 : 2005 INSULATORS OF CERAMIC MATERIAL OR GLASS FOR OVERHEAD LINES WITH A NOMINAL VOLTAGE GREATER THAN 1 000 V - IMPULSE PUNCTURE TESTING IN AIR
    EN 61109 : 2008 INSULATORS FOR OVERHEAD LINES - COMPOSITE SUSPENSION AND TENSION INSULATORS FOR A.C. SYSTEMS WITH A NOMINAL VOLTAGE GREATER THAN 1000 V - DEFINITIONS, TEST METHODS AND ACCEPTANCE CRITERIA
    EN 1992-1-1:2004/A1:2014 EUROCODE 2: DESIGN OF CONCRETE STRUCTURES - PART 1-1: GENERAL RULES AND RULES FOR BUILDINGS
    IEC 60507:2013 Artificial pollution tests on high-voltage ceramic and glass insulators to be used on a.c. systems
    EN 61395 : 1998 Overhead electrical conductors - Creep test procedures for stranded conductors
    EN 50522 : 2010 EARTHING OF POWER INSTALLATIONS EXCEEDING 1 KV A.C.
    IEC 60071-1:2006+AMD1:2010 CSV Insulation co-ordination - Part 1: Definitions, principles and rules
    EN 1990:2002/A1:2005/AC:2010 EUROCODE - BASIS OF STRUCTURAL DESIGN
    EN 1991-1-4:2005/A1:2010 EUROCODE 1: ACTIONS ON STRUCTURES - PART 1-4: GENERAL ACTIONS - WIND ACTIONS
    EN 1993-1-8:2005/AC:2009 EUROCODE 3: DESIGN OF STEEL STRUCTURES - PART 1-8: DESIGN OF JOINTS
    IEC 60120:1984 Dimensions of ball and socket couplings of string insulator units
    IEC 61466-2:1998+AMD1:2002 CSV Composite string insulator units for overhead lines with a nominal voltage greater than 1 000 V - Part 2: Dimensional and electrical characteristics
    IEC TS 60815-1:2008 Selection and dimensioning of high-voltage insulators intended for use in polluted conditions - Part 1: Definitions, information and general principles
    EN 61232:1995/A11:2000 ALUMINIUM CLAD STEEL WIRES FOR ELECTRICAL PURPOSES
    EN 61773 : 1996 OVERHEAD LINES - TESTING OF FOUNDATIONS FOR STRUCTURES
    EN 61952:2008 Insulators for overhead lines - Composite line post insulators for A.C. systems with a nominal voltage greater than 1 000 V - Definitions, test methods and acceptance criteria
    IEC 60383-2:1993 Insulators for overhead lines with a nominal voltage above 1000 V - Part 2: Insulator strings and insulator sets for a.c. systems - Definitions, test methods and acceptance criteria
    IEC TR 60575:1977 Thermal-mechanical performance test and mechanical performance test on string insulator units
    IEC TS 60815-3:2008 Selection and dimensioning of high-voltage insulators intended for use in polluted conditions - Part 3: Polymer insulators for a.c. systems
    EN 60383-2 : 1995 INSULATORS FOR OVERHEAD LINES WITH A NOMINAL VOLTAGE ABOVE 1000 V - INSULATOR STRINGS AND INSULATOR SETS FOR A.C. SYSTEMS - DEFINITIONS, TEST METHODS AND ACCEPTANCE CRITERIA
    EN 60038 : 2011 CENELEC STANDARD VOLTAGES (IEC 60038:2009, MODIFIED)
    EN 1993-1-11:2006/AC:2009 EUROCODE 3 - DESIGN OF STEEL STRUCTURES - PART 1-11: DESIGN OF STRUCTURES WITH TENSION COMPONENTS
    IEC 61897:1998 Overhead lines - Requirements and tests for Stockbridge type aeolian vibration dampers
    EN 1993-1-1:2005/A1:2014 EUROCODE 3: DESIGN OF STEEL STRUCTURES - PART 1-1: GENERAL RULES AND RULES FOR BUILDINGS
    EN 55016-1-1:2010/A2:2014 SPECIFICATION FOR RADIO DISTURBANCE AND IMMUNITY MEASURING APPARATUS AND METHODS - PART 1-1: RADIO DISTURBANCE AND IMMUNITY MEASURING APPARATUS - MEASURING APPARATUS (CISPR 16-1-1:2010/A2:2014)
    EN 61284 : 1997 OVERHEAD LINES - REQUIREMENTS AND TESTS FOR FITTINGS
    EN 61466-2:1998/A1:2002 COMPOSITE STRING INSULATOR UNITS FOR OVERHEAD LINES WITH A NOMINAL VOLTAGE GREATER THAN 1 KV - PART 2: DIMENSIONAL AND ELECTRICAL CHARACTERISTICS
    EN 61467 : 2008 INSULATORS FOR OVERHEAD LINES - INSULATOR STRINGS AND SETS FOR LINES WITH A NOMINAL VOLTAGE GREATER THAN 1000 V - AC POWER ARC TESTS
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