• I.S. EN 61439-1:2011

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR ASSEMBLIES - PART 1: GENERAL RULES (IEC 61439-1:2011)

    Available format(s):  Hardcopy, PDF

    Superseded date:  22-02-2022

    Language(s):  English

    Published date:  01-01-2011

    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)

    FOREWORD
    INTRODUCTION
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Symbols and abbreviations
    5 Interface characteristics
    6 Information
    7 Service conditions
    8 Constructional requirements
    9 Performance requirements
    10 Design verification
    11 Routine verification
    Annex A (normative) - Minimum and maximum cross-section
            of copper conductors suitable for connection
            to terminals for external conductors
    Annex B (normative) - Method of calculating the
            cross-sectional area of protective
            conductors with regard to thermal stresses
            due to currents of short duration
    Annex C (informative) - User information template
    Annex D (informative) - Design verification
    Annex E (informative) - Rated diversity factor
    Annex F (normative) - Measurement of clearances and creepage
            distances
    Annex G (normative) - Correlation between the nominal voltage
            of the supply system and the rated impulse withstand
            voltage of the equipment
    Annex H (informative) - Operating current and power loss of
            copper conductors
    Annex I (Void)
    Annex J (normative) - Electromagnetic compatibility (EMC)
    Annex K (normative) - Protection by electrical separation
    Annex L (informative) - Clearances and creepage distances
            for North American region
    Annex M (informative) - North American temperature rise
            limits
    Annex N (normative) - Operating current and power loss
            of bare copper bars
    Annex O (informative) - Guidance on temperature rise
            verification
    Annex P (normative) - Verification of the short-circuit
            withstand strength of busbar structures by comparison
            with a tested reference design by calculation
    Bibliography
    Annex ZA (normative) - Normative references to international
             publications with their corresponding European
             publications
    Annex ZZ (informative) - Coverage of Essential Requirements
             of EC Directive 2004/108/EC

    Abstract - (Show below) - (Hide below)

    Specifies the definitions and states the service conditions, construction requirements, technical characteristics and verification requirements for low-voltage switchgear and controlgear assemblies.

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

    Development Note Supersedes I.S. EN 60439-1. (01/2010) For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Superseded
    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)
    IEC 61000-4-8 : 2.0 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-8: TESTING AND MEASUREMENT TECHNIQUES - POWER FREQUENCY MAGNETIC FIELD IMMUNITY TEST
    IEC 60112:2003+AMD1:2009 CSV METHOD FOR THE DETERMINATION OF THE PROOF AND THE COMPARATIVE TRACKING INDICES OF SOLID INSULATING MATERIALS
    IEC 60364-5-54:2011 Low-voltage electrical installations - Part 5-54: Selection and erection of electrical equipment - Earthing arrangements and protective conductors
    IEC TR 61912-1:2007 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - OVERCURRENT PROTECTIVE DEVICES - PART 1: APPLICATION OF SHORT-CIRCUIT RATINGS
    IEC 60038:2009 IEC standard voltages
    IEC 60227-4:1992+AMD1:1997 CSV Polyvinyl chloride insulated cables of rated voltages up to and including 450/750 V - Part 4: Sheathed cables for fixed wiring
    IEC 61000-6-4:2006+AMD1:2010 CSV ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 6-4: GENERIC STANDARDS - EMISSION STANDARD FOR INDUSTRIAL ENVIRONMENTS
    EN 81346-2 : 2009 INDUSTRIAL SYSTEMS, INSTALLATIONS AND EQUIPMENT AND INDUSTRIAL PRODUCTS - STRUCTURING PRINCIPLES AND REFERENCE DESIGNATIONS - PART 2: CLASSIFICATION OF OBJECTS AND CODES FOR CLASSES
    IEC 60228:2004 Conductors of insulated cables
    IEC 61000-3-11 : 2.0 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 3-11: LIMITS - LIMITATION OF VOLTAGE CHANGES, VOLTAGE FLUCTUATIONS AND FLICKER IN PUBLIC LOW-VOLTAGE SUPPLY SYSTEMS - EQUIPMENT WITH RATED CURRENT <= 75 A AND SUBJECT TO CONDITIONAL CONNECTION
    IEC 61000-4-4 : 3.0EN+(REDLINE+VERSION) ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-4: TESTING AND MEASUREMENT TECHNIQUES - ELECTRICAL FAST TRANSIENT/BURST IMMUNITY TEST
    IEC 60050-195:1998 International Electrotechnical Vocabulary (IEV) - Part 195: Earthing and protection against electric shock
    EN 60085 : 2008 ELECTRICAL INSULATION - THERMAL EVALUATION AND DESIGNATION
    EN 61000-4-11:2004/A1:2017 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-11: TESTING AND MEASUREMENT TECHNIQUES - VOLTAGE DIPS, SHORT INTERRUPTIONS AND VOLTAGE VARIATIONS IMMUNITY TESTS (IEC 61000-4-11:2004/A1:2017)
    IEC 60364-4-41:2005+AMD1:2017 CSV Low voltage electrical installations - Part 4-41: Protection for safety - Protection against electric shock
    IEC 60073:2002 Basic and safety principles for man-machine interface, marking and identification - Coding principles for indicators and actuators
    IEC 60050-601:1985 International Electrotechnical Vocabulary (IEV) - Part 601: Generation, transmission and distribution of electricity - General
    EN 60073 : 2002 Basic and safety principles for man-machine interface, marking and identification - Coding principles for indicators and actuators
    IEC 60050-471:2007 International Electrotechnical Vocabulary (IEV) - Part 471: Insulators
    IEC TS 61201:2007 Use of conventional touch voltage limits - Application guide
    IEC 60050-151:2001 International Electrotechnical Vocabulary (IEV) - Part 151: Electrical and magnetic devices
    EN 60068-2-2:2007 ENVIRONMENTAL TESTING - PART 2-2: TESTS - TEST B: DRY HEAT
    IEC 61000-4-11:2004+AMD1:2017 CSV Electromagnetic compatibility (EMC) - Part 4-11: Testing and measurement techniques - Voltage dips, short interruptions and voltage variations immunity tests
    IEC 60502-1:2004+AMD1:2009 CSV Power cables with extruded insulation and their accessories for rated voltages from 1 kV (Um = 1,2 kV) up to 30 kV(Um = 36 kV) - Part 1: Cables for rated voltages of 1 kV (Um = 1,2 kV) and 3 kV (Um = 3,6 kV)
    IEC 60050-441:1984 International Electrotechnical Vocabulary (IEV) - Part 441: Switchgear, controlgear and fuses
    IEC TR 61912-2:2009 Low-voltage switchgear and controlgear - Over-current protective devices - Part 2: Selectivity under over-current conditions
    IEC 60227-3:1993+AMD1:1997 CSV Polyvinyl chloride insulated cables of rated voltages up to and including 450/750 V - Part 3: Non-sheathed cables for fixed wiring
    IEC 60204-1:2016 Safety of machinery - Electrical equipment of machines - Part 1: General requirements
    IEC 81346-1:2009 Industrial systems, installations and equipment and industrial products - Structuring principles and reference designations - Part 1: Basic rules
    IEC 60364-5-53:2001+AMD1:2002+AMD2:2015 CSV Electrical installations of buildings - Part 5-53: Selection and erection of electrical equipment - Isolation, switching and control
    HD 60364-4-41:2017/A11:2017 LOW-VOLTAGE ELECTRICAL INSTALLATIONS - PART 4-41: PROTECTION FOR SAFETY - PROTECTION AGAINST ELECTRIC SHOCK
    HD 60364-5-54:2011/A11:2017 LOW-VOLTAGE ELECTRICAL INSTALLATIONS - PART 5-54: SELECTION AND ERECTION OF ELECTRICAL EQUIPMENT - EARTHING ARRANGEMENTS AND PROTECTIVE CONDUCTORS
    IEC 61000-6-1 : 3.0 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 6-1: GENERIC STANDARDS - IMMUNITY STANDARD FOR RESIDENTIAL, COMMERCIAL AND LIGHT-INDUSTRIAL ENVIRONMENTS
    IEC 60068-2-11:1981 ENVIRONMENTAL TESTING - TEST KA: SALT MIST
    IEC 61000-3-12:2011 Electromagnetic compatibility (EMC) - Part 3-12: Limits - Limits for harmonic currents produced by equipment connected to public low-voltage systems with input current >16 A and 75 A per phase
    EN ISO 2409 : 2013 PAINTS AND VARNISHES - CROSS-CUT TEST (ISO 2409:2013)
    EN ISO 178:2010/A1:2013 PLASTICS - DETERMINATION OF FLEXURAL PROPERTIES (ISO 178:2010/AMD 1:2013)
    HD 213 : 200S1
    EN 61000-4-2 : 2009 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-2: TESTING AND MEASUREMENT TECHNIQUES - ELECTROSTATIC DISCHARGE IMMUNITY TEST
    IEC 60695-2-11:2014 Fire hazard testing - Part 2-11: Glowing/hot-wire based test methods - Glow-wire flammability test method for end-products (GWEPT)
    IEC 81346-2:2009 Industrial systems, installations and equipment and industrial products - Structuring principles and reference designations - Part 2: Classification of objects and codes for classes
    IEC 61082-1:2014 RLV Preparation of documents used in electrotechnology - Part 1: Rules
    EN 60947-1:2007/A2:2014 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 1: GENERAL RULES (IEC 60947-1:2007/A2:2014)
    IEC 61000-4-6 : 4.0 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-6: TESTING AND MEASUREMENT TECHNIQUES - IMMUNITY TO CONDUCTED DISTURBANCES, INDUCED BY RADIO-FREQUENCY FIELDS
    CISPR 22:2008 Information technology equipment - Radio disturbance characteristics - Limits and methods of measurement
    EN 61000-4-3 : 2006 AMD 2 2010 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-3: TESTING AND MEASUREMENT TECHNIQUES - RADIATED, RADIO-FREQUENCY, ELECTROMAGNETIC FIELD IMMUNITY TEST
    IEC 60085:2007 ELECTRICAL INSULATION - THERMAL EVALUATION AND DESIGNATION
    HD 60364-4-444:2010/AC:2012 LOW-VOLTAGE ELECTRICAL INSTALLATIONS - PART 4-444: PROTECTION FOR SAFETY - PROTECTION AGAINST VOLTAGE DISTURBANCES AND ELECTROMAGNETIC DISTURBANCES
    ISO 4628-3:2016 Paints and varnishes Evaluation of degradation of coatings Designation of quantity and size of defects, and of intensity of uniform changes in appearance Part 3: Assessment of degree of rusting
    IEC 61000-6-3:2006+AMD1:2010 CSV Electromagnetic compatibility (EMC) - Part 6-3: Generic standards - Emission standard for residential, commercial and light-industrial environments
    EN 60447 : 2004 BASIC AND SAFETY PRINCIPLES FOR MAN-MACHINE INTERFACE, MARKING AND IDENTIFICATION - ACTUATING PRINCIPLES
    IEC 60865-1:2011 Short-circuit currents - Calculation of effects - Part 1: Definitions and calculation methods
    EN ISO 4628-3 : 2016 PAINTS AND VARNISHES - EVALUATION OF DEGRADATION OF COATINGS - DESIGNATION OF QUANTITY AND SIZE OF DEFECTS, AND OF INTENSITY OF UNIFORM CHANGES IN APPEARANCE - PART 3: ASSESSMENT OF DEGREE OF RUSTING (ISO 4628-3:2016)
    IEC 60447:2004 BASIC AND SAFETY PRINCIPLES FOR MAN-MACHINE INTERFACE, MARKING AND IDENTIFICATION - ACTUATING PRINCIPLES
    HD 224 : 200S1 REPLACED
    EN 55022:2010/AC:2011 INFORMATION TECHNOLOGY EQUIPMENT - RADIO DISTURBANCE CHARACTERISTICS - LIMITS AND METHODS OF MEASUREMENT (CISPR 22:2008)
    IEC 60529:1989+AMD1:1999+AMD2:2013 CSV Degrees of protection provided by enclosures (IP Code)
    EN 61000-4-8 : 2010 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-8: TESTING AND MEASUREMENT TECHNIQUES - POWER FREQUENCY MAGNETIC FIELD IMMUNITY TEST
    EN 55011:2016/A1:2017 INDUSTRIAL, SCIENTIFIC AND MEDICAL EQUIPMENT - RADIO-FREQUENCY DISTURBANCE CHARACTERISTICS - LIMITS AND METHODS OF MEASUREMENT (CISPR 11:2015/A1:2016)
    EN 60695-2-10 : 2013 FIRE HAZARD TESTING - PART 2-10: GLOWING/HOT-WIRE BASED TEST METHODS - GLOW-WIRE APPARATUS AND COMMON TEST PROCEDURE (IEC 60695-2-10:2013)
    IEC 60364-4-44:2007+AMD1:2015 CSV Low-voltage electrical installations - Part 4-44: Protection for safety - Protection against voltage disturbances and electromagnetic disturbances
    IEC 60245-4:2011 RUBBER INSULATED CABLES - RATED VOLTAGES UP TO AND INCLUDING 450/750 V - PART 4: CORDS AND FLEXIBLE CABLES
    EN 61000-6-4:2007/A1:2011 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 6-4: GENERIC STANDARDS - EMISSION STANDARD FOR INDUSTRIAL ENVIRONMENTS
    IEC 60947-1:2007+AMD1:2010+AMD2:2014 CSV Low-voltage switchgear and controlgear - Part 1: General rules
    EN 60865-1 : 2012 SHORT-CIRCUIT CURRENTS - CALCULATION OF EFFECTS - PART 1: DEFINITIONS AND CALCULATION METHODS (IEC 60865-1:2011)
    IEC 60068-2-2:2007 Environmental testing - Part 2-2: Tests - Test B: Dry heat
    IEC 61000-4-2:2008 Electromagnetic compatibility (EMC) - Part 4-2: Testing and measurement techniques - Electrostatic discharge immunity test
    IEC 61000-4-3:2006+AMD1:2007+AMD2:2010 CSV Electromagnetic compatibility (EMC) - Part 4-3: Testing and measurement techniques - Radiated, radio-frequency, electromagnetic field immunity test
    EN 60664-1 : 2007 INSULATION COORDINATION FOR EQUIPMENT WITHIN LOW-VOLTAGE SYSTEMS - PART 1: PRINCIPLES, REQUIREMENTS AND TESTS
    IEC 62208:2011 EMPTY ENCLOSURES FOR LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR ASSEMBLIES - GENERAL REQUIREMENTS
    IEC 62262:2002 Degrees of protection provided by enclosures for electrical equipment against external mechanical impacts (IK code)
    EN 61082-1 : 2015 PREPARATION OF DOCUMENTS USED IN ELECTROTECHNOLOGY - PART 1: RULES (IEC 61082-1:2014)
    CLC/TR 60890 : 2002 A METHOD OF TEMPERATURE-RISE ASSESSMENT BY EXTRAPOLATION FOR PARTIALLY TYPE-TESTED ASSEMBLIES (PTTA) OF LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR
    ISO 4892-2:2013 Plastics Methods of exposure to laboratory light sources Part 2: Xenon-arc lamps
    EN 81346-1 : 2009 INDUSTRIAL SYSTEMS, INSTALLATIONS AND EQUIPMENT AND INDUSTRIAL PRODUCTS - STRUCTURING PRINCIPLES AND REFERENCE DESIGNATIONS - PART 1: BASIC RULES
    IEC 60050-826:2004 International Electrotechnical Vocabulary (IEV) - Part 826: Electrical installations
    IEC 61000-3-3 : 3.0EN+(REDLINE+VERSION) ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 3-3: LIMITS - LIMITATION OF VOLTAGE CHANGES, VOLTAGE FLUCTUATIONS AND FLICKER IN PUBLIC LOW-VOLTAGE SUPPLY SYSTEMS, FOR EQUIPMENT WITH RATED CURRENT <= 16 A PER PHASE AND NOT SUBJECT TO CONDITIONAL CONNECTION
    EN 61000-4-4 : 2012 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-4: TESTING AND MEASUREMENT TECHNIQUES - ELECTRICAL FAST TRANSIENT/BURST IMMUNITY TEST (IEC 61000-4-4:2012)
    CISPR 11:2015 RLV Industrial, scientific and medical equipment - Radio-frequency disturbance characteristics - Limits and methods of measurement
    EN 60068-2-11 : 1999 ENVIRONMENTAL TESTING - TESTS - TEST KA-SALT MIST
    EN 61000-4-6:2014/AC:2015 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-6: TESTING AND MEASUREMENT TECHNIQUES - IMMUNITY TO CONDUCTED DISTURBANCES, INDUCED BY RADIO-FREQUENCY FIELDS (IEC 61000-4-6:2013)
    EN 60529:1991/AC:2016-12 DEGREES OF PROTECTION PROVIDED BY ENCLOSURES (IP CODE) (IEC 60529 EDITION 2.2 CORRIGENDUM 2:2015)
    EN 60068-2-30 : 2005 ENVIRONMENTAL TESTING - PART 2-30: TESTS - TEST DB: DAMP HEAT, CYCLIC (12 H + 12 H CYCLE)
    EN 62208 : 2011 EMPTY ENCLOSURES FOR LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR ASSEMBLIES - GENERAL REQUIREMENTS (IEC 62208:2011)
    IEC 61140:2016 Protection against electric shock - Common aspects for installation and equipment
    ISO 2409:2013 Paints and varnishes Cross-cut test
    EN 60695-11-5 : 2017 FIRE HAZARD TESTING - PART 11-5: TEST FLAMES - NEEDLE-FLAME TEST METHOD - APPARATUS, CONFIRMATORY TEST ARRANGEMENT AND GUIDANCE (IEC 60695-11-5:2016)
    IEC 60695-11-5 : 2.0 FIRE HAZARD TESTING - PART 11-5: TEST FLAMES - NEEDLE-FLAME TEST METHOD - APPARATUS, CONFIRMATORY TEST ARRANGEMENT AND GUIDANCE
    IEC 60695-2-10:2013 Fire hazard testing - Part 2-10: Glowing/hot-wire based test methods - Glow-wire apparatus and common test procedure
    ISO 178:2010 Plastics Determination of flexural properties
    IEC 61000-6-2 : 3.0:2016 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 6-2: GENERIC STANDARDS - IMMUNITY STANDARD FOR INDUSTRIAL ENVIRONMENTS
    IEC 60445:2017 Basic and safety principles for man-machine interface, marking and identification - Identification of equipment terminals, conductor terminations and conductors
    IEC 60664-1:2007 Insulation coordination for equipment within low-voltage systems - Part 1: Principles, requirements and tests
    EN ISO 4892-2 : 2013 PLASTICS - METHODS OF EXPOSURE TO LABORATORY LIGHT SOURCES - PART 2: XENON-ARC LAMPS (ISO 4892-2:2013)
    EN 61000-4-13:2002/A2:2016 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-13: TESTING AND MEASUREMENT TECHNIQUES - HARMONICS AND INTERHARMONICS INCLUDING MAINS SIGNALLING AT A.C. POWER PORT, LOW FREQUENCY IMMUNITY TESTS (IEC 61000-4-13:2002/A2:2015)
    IEC 60092-302:1997 ELECTRICAL INSTALLATIONS IN SHIPS - LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR ASSEMBLIES
    IEC 61000-4-13:2002+AMD1:2009+AMD2:2015 CSV Electromagnetic compatibility (EMC) - Part 4-13: Testing and measurement techniques - Harmonics and interharmonics includingmains signalling at a.c. power port, low frequency immunity tests
    DIN 43671:1975-12 COPPER BUS BARS; DESIGN FOR CONTINUOUS CURRENT
    IEC TR 60890:2014 A method of temperature-rise verification of low-voltage switchgear and controlgear assemblies by calculation
    IEC 60364-5-52:2009 Low-voltage electrical installations - Part 5-52: Selection and erection of electrical equipment - Wiring systems
    EN 60695-2-11 : 2014 FIRE HAZARD TESTING - PART 2-11: GLOWING/HOT-WIRE BASED TEST METHODS - GLOW-WIRE FLAMMABILITY TEST METHOD FOR END-PRODUCTS (GWEPT) (IEC 60695-2-11:2014)
    IEC 61000-3-2 : 4.0 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 3-2: LIMITS - LIMITS FOR HARMONIC CURRENT EMISSIONS (EQUIPMENT INPUT CURRENT <= 16 A PER PHASE)
    IEC 60068-2-30:2005 Environmental testing - Part 2-30: Tests - Test Db: Damp heat, cyclic (12 h + 12 h cycle)
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