• EN 61558-2-4:2009

    Current The latest, up-to-date edition.

    SAFETY OF TRANSFORMERS, REACTORS, POWER SUPPLY UNITS AND SIMILAR PRODUCTS FOR SUPPLY VOLTAGES UP TO 1100 V - PART 2-4: PARTICULAR REQUIREMENTS AND TESTS FOR ISOLATING TRANSFORMERS AND POWER SUPPLY UNITS INCORPORATING ISOLATING TRANSFORMERS

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    Language(s): 

    Published date:  15-05-2009

    Publisher:  European Committee for Standards - Electrical

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

    1 Scope
    2 Normative references
    3 Terms and definitions
    4 General requirements
    5 General notes on tests
    6 Ratings
    7 Classification
    8 Marking and other information
    9 Protection against electric shock
    10 Change of input voltage setting
    11 Output voltage and output current under load
    12 No-load output voltage
    13 Short-circuit voltage
    14 Heating
    15 Short-circuit and overload protection
    16 Mechanical strength
    17 Protection against harmful ingress of dust, solid
       objects and moisture
    18 Insulation resistance, dielectric strength and
       leakage current
    19 Construction
    20 Components
    21 Internal wiring
    22 Supply connection and other external flexible cable
       or cords
    23 Terminals for external conductors
    24 Provisions for protective earthing
    25 Screws and connections
    26 Creepage distances, clearances and distances through
       insulation
    27 Resistance to heat, fire and tracking
    28 Resistance to rusting
    Annexes
    Annex C - Creepage distances (cr), clearances (cl) and
              distances through insulation (dti) Material
              group II (400 <= CTI < 600)
    Annex D - Creepage distances (cr), clearances (cl) and
              distances through insulation (dti) Material
              group I (CTI >= 600)
    Annex R - Explanations of the application of 4.2 of IEC
              60664-1:2007
    Bibliography
    Annex ZA (normative) - Normative references to international
                           publications with their corresponding
                           European publications

    Abstract - (Show below) - (Hide below)

    Describes the safety of isolating transformers for general applications and power supply units incorporating isolating transformers for general applications.

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

    Committee SR 96
    Development Note Partially supersedes EN 60742. (05/2001)
    Document Type Standard
    Publisher European Committee for Standards - Electrical
    Status Current
    Supersedes

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

    CEI EN 60974-1 : 2013 ARC WELDING EQUIPMENT - PART 1: WELDING POWER SOURCES
    I.S. EN 60974-1:2012 ARC WELDING EQUIPMENT - PART 1: WELDING POWER SOURCES (IEC 60974-1:2012 (EQV))
    HD 60364-7-709:2009/A11:2017 LOW-VOLTAGE ELECTRICAL INSTALLATIONS - PART 7-709: REQUIREMENTS FOR SPECIAL INSTALLATIONS OR LOCATIONS - MARINAS AND SIMILAR LOCATIONS
    BS EN 61643-351 : 2017 COMPONENTS FOR LOW-VOLTAGE SURGE PROTECTIVE DEVICES - PART 351: PERFORMANCE REQUIREMENTS AND TEST METHODS FOR TELECOMMUNICATIONS AND SIGNALLING NETWORK SURGE ISOLATION TRANSFORMERS (SIT)
    EN 61643-351 : 2017 COMPONENTS FOR LOW-VOLTAGE SURGE PROTECTIVE DEVICES - PART 351: PERFORMANCE REQUIREMENTS AND TEST METHODS FOR TELECOMMUNICATIONS AND SIGNALLING NETWORK SURGE ISOLATION TRANSFORMERS (SIT) (IEC 61643-351:2016)
    PREN 50171 : DRAFT 2013 CENTRAL SAFETY POWER SUPPLY SYSTEMS
    13/30251809 DC : 0 BS EN 50171 - CENTRAL SAFETY POWER SUPPLY SYSTEMS
    CEI EN 60092-507 : 2016 ELECTRICAL INSTALLATIONS IN SHIPS - PART 507: SMALL VESSELS
    12/30258453 DC : 0 BS EN 62368-1 AMD - AUDIO/VIDEO, INFORMATION AND COMMUNICATION TECHNOLOGY EQUIPMENT - PART 1: SAFETY REQUIREMENTS
    BS EN 60092-507 : 2015 ELECTRICAL INSTALLATIONS IN SHIPS - PART 507: SMALL VESSELS
    BS EN 60974-1 : 2012 ARC WELDING EQUIPMENT - PART 1: WELDING POWER SOURCES
    I.S. HD 60364-7-709:2009 LOW-VOLTAGE ELECTRICAL INSTALLATIONS - PART 7-709: REQUIREMENTS FOR SPECIAL INSTALLATIONS OR LOCATIONS - MARINAS AND SIMILAR LOCATIONS (IEC 60364-7-709:2007 (MOD))
    S.R. HD 60364-7-740:2006 ELECTRICAL INSTALLATIONS OF BUILDINGS - PART 7-740: REQUIREMENTS FOR SPECIAL INSTALLATIONS OR LOCATIONS - TEMPORARY ELECTRICAL INSTALLATIONS FOR STRUCTURES, AMUSEMENT DEVICES AND BOOTHS AT FAIRGROUNDS, AMUSEMENT PARKS AND CIRCUSES
    HD 60364-7-722:2016 LOW-VOLTAGE ELECTRICAL INSTALLATIONS - PART 7-722: REQUIREMENTS FOR SPECIAL INSTALLATIONS OR LOCATIONS - SUPPLIES FOR ELECTRIC VEHICLES (IEC 60364-7-722:2015, MODIFIED)
    I.S. EN 61558-2-16:2009 SAFETY OF TRANSFORMERS, REACTORS, POWER SUPPLY UNITS AND SIMILAR PRODUCTS FOR SUPPLY VOLTAGES UP TO 1100 V - PART 2-16: PARTICULAR REQUIREMENTS AND TESTS FOR SWITCH MODE POWER SUPPLY UNITS AND TRANSFORMERS FOR SWITCH MODE POWER SUPPLY UNITS
    S.R. HD 60364-7-730:2015 LOW-VOLTAGE ELECTRICAL INSTALLATIONS - PART 7-730: REQUIREMENTS FOR SPECIAL INSTALLATIONS OR LOCATIONS - ONSHORE UNITS OF ELECTRICAL SHORE CONNECTIONS FOR INLAND NAVIGATION VESSELS
    BS EN 60335-2-86 : 2003 HOUSEHOLD AND SIMILAR ELECTRICAL APPLIANCES - SAFETY - PART 2-86: PARTICULAR REQUIREMENTS FOR ELECTRIC FISHING MACHINES (IEC 60335-2-86:2002, MODIFIED)
    I.S. EN 62368-1:2014 AUDIO/VIDEO, INFORMATION AND COMMUNICATION TECHNOLOGY EQUIPMENT - PART 1: SAFETY REQUIREMENTS (IEC 62368-1:2014, MODIFIED)
    I.S. EN 62841-1:2015 ELECTRIC MOTOR-OPERATED HAND-HELD TOOLS, TRANSPORTABLE TOOLS AND LAWN AND GARDEN MACHINERY - SAFETY - PART 1: GENERAL REQUIREMENTS
    UNE-EN 60974-1:2013 Arc welding equipment - Part 1: Welding power sources
    I.S. EN 60092-507:2015 ELECTRICAL INSTALLATIONS IN SHIPS - PART 507: SMALL VESSELS
    S.R. HD 60364-7-709:2009 LOW-VOLTAGE ELECTRICAL INSTALLATIONS - PART 7-709: REQUIREMENTS FOR SPECIAL INSTALLATIONS OR LOCATIONS - MARINAS AND SIMILAR LOCATIONS
    EN 62368-1:2014/AC:2017-03 AUDIO/VIDEO, INFORMATION AND COMMUNICATION TECHNOLOGY EQUIPMENT - PART 1: SAFETY REQUIREMENTS (IEC 62368-1:2014, MODIFIED)
    BS EN 60335-2-87 : 2002 HOUSEHOLD AND SIMILAR ELECTRICAL APPLIANCES - SAFETY - PART 2-87: PARTICULAR REQUIREMENTS FOR ELECTRICAL ANIMAL-STUNNING EQUIPMENT
    12/30258455 DC : 0 FPREN 60065:2011+FPRAA - AUDIO, VIDEO AND SIMILAR ELECTRONIC APPARATUS - SAFETY REQUIREMENTS
    I.S. EN 62870:2015 ELECTRICAL INSTALLATIONS FOR LIGHTING AND BEACONING OF AERODROMES - SAFETY SECONDARY CIRCUITS IN SERIES CIRCUITS - GENERAL SAFETY REQUIREMENTS
    I.S. EN 60335-2-86:2003 HOUSEHOLD AND SIMILAR ELECTRICAL APPLIANCES - SAFETY - PART 2-86: PARTICULAR REQUIREMENTS FOR ELECTRIC FISHING MACHINES
    I.S. HD 60364-7-740:2006 ELECTRICAL INSTALLATIONS OF BUILDINGS - PART 7-740: REQUIREMENTS FOR SPECIAL INSTALLATIONS OR LOCATIONS - TEMPORARY ELECTRICAL INSTALLATIONS FOR STRUCTURES, AMUSEMENT DEVICES AND BOOTHS AT FAIRGROUNDS, AMUSEMENT PARKS AND CIRCUSES
    I.S. HD 60364-4-444:2010 LOW-VOLTAGE ELECTRICAL INSTALLATIONS - PART 4-444: PROTECTION FOR SAFETY - PROTECTION AGAINST VOLTAGE DISTURBANCES AND ELECTROMAGNETIC DISTURBANCES
    I.S. EN 60335-2-87:1999 HOUSEHOLD AND SIMILAR ELECTRICAL APPLIANCES - SAFETY - PART 2-87: PARTICULAR REQUIREMENTS FOR ELECTRIC ANIMAL-STUNNING EQUIPMENT
    S.R. HD 60364-7-722:2016 LOW-VOLTAGE ELECTRICAL INSTALLATIONS - PART 7-722: REQUIREMENTS FOR SPECIAL INSTALLATIONS OR LOCATIONS - SUPPLIES FOR ELECTRIC VEHICLES
    EN 60335-2-87:2002/A1:2007 HOUSEHOLD AND SIMILAR ELECTRICAL APPLIANCES - SAFETY - PART 2-87: PARTICULAR REQUIREMENTS FOR ELECTRIC ANIMAL-STUNNING EQUIPMENT
    09/30205182 DC : 0 BS EN 50310 - APPLICATION OF EQUIPOTENTIAL BONDING AND EARTHING IN BUILDINGS WITH INFORMATION TECHNOLOGY EQUIPMENT
    BS EN 61558-2-16 : 2009 SAFETY OF TRANSFORMERS, REACTORS, POWER SUPPLY UNITS AND SIMILAR PRODUCTS FOR SUPPLY VOLTAGES UP TO 1100 V - PART 2-16: PARTICULAR REQUIREMENTS AND TESTS FOR SWITCH MODE POWER SUPPLY UNITS AND TRANSFORMERS FOR SWITCH MODE POWER SUPPLY UNITS
    BS EN 61347-2-13 : 2014 LAMP CONTROLGEAR - PART 2-13: PARTICULAR REQUIREMENTS FOR D.C. OR A.C. SUPPLIED ELECTRONIC CONTROLGEAR FOR LED MODULES (IEC 61347-2-13:2014)
    UNE-EN 62870:2016 Electrical installations for lighting and beaconing of aerodromes - Safety secondary circuits in series circuits - General safety requirements
    05/30133440 DC : DRAFT MAY 2005 EN 50310 ED 2 - APPLICATION OF EQUIPOTENTIAL BONDING AND EARTHING IN BUILDINGS WITH INFORMATION TECHNOLOGY EQUIPMENT
    EN 60092-507:2015/AC:2015 ELECTRICAL INSTALLATIONS IN SHIPS - PART 507: SMALL VESSELS
    BS EN 62841-1 : 2015 ELECTRIC MOTOR-OPERATED HAND-HELD TOOLS, TRANSPORTABLE TOOLS AND LAWN AND GARDEN MACHINERY - SAFETY - PART 1: GENERAL REQUIREMENTS
    EN 61347-2-13:2014/A1:2017 LAMP CONTROLGEAR - PART 2-13: PARTICULAR REQUIREMENTS FOR D.C. OR A.C. SUPPLIED ELECTRONIC CONTROLGEAR FOR LED MODULES
    EN 61558-2-16:2009/A1:2013 SAFETY OF TRANSFORMERS, REACTORS, POWER SUPPLY UNITS AND SIMILAR PRODUCTS FOR SUPPLY VOLTAGES UP TO 1 100 V - PART 2-16: PARTICULAR REQUIREMENTS AND TESTS FOR SWITCH MODE POWER SUPPLY UNITS AND TRANSFORMERS FOR SWITCH MODE POWER SUPPLY UNITS (IEC 61558-2-16:2009/A1:2013)
    EN 60335-2-86:2003/A12:2017 HOUSEHOLD AND SIMILAR ELECTRICAL APPLIANCES - SAFETY - PART 2-86: PARTICULAR REQUIREMENTS FOR ELECTRIC FISHING MACHINES
    EN 62841-1:2015/AC:2015 ELECTRIC MOTOR-OPERATED HAND-HELD TOOLS, TRANSPORTABLE TOOLS AND LAWN AND GARDEN MACHINERY - SAFETY - PART 1: GENERAL REQUIREMENTS
    EN 62870 : 2015 ELECTRICAL INSTALLATIONS FOR LIGHTING AND BEACONING OF AERODROMES - SAFETY SECONDARY CIRCUITS IN SERIES CIRCUITS - GENERAL SAFETY REQUIREMENTS (IEC 62870:2015)
    HD 60364-7-740:2006/A11:2017 ELECTRICAL INSTALLATIONS OF BUILDINGS - PART 7-740: REQUIREMENTS FOR SPECIAL INSTALLATIONS OR LOCATIONS - TEMPORARY ELECTRICAL INSTALLATIONS FOR STRUCTURES, AMUSEMENT DEVICES AND BOOTHS AT FAIRGROUNDS, AMUSEMENT PARKS AND CIRCUSES
    HD 60364-7-730 : 2015 LOW-VOLTAGE ELECTRICAL INSTALLATIONS - PART 7-730: REQUIREMENTS FOR SPECIAL INSTALLATIONS OR LOCATIONS - ONSHORE UNITS OF ELECTRICAL SHORE CONNECTIONS FOR INLAND NAVIGATION VESSELS
    HD 60364-4-444:2010/AC:2012 LOW-VOLTAGE ELECTRICAL INSTALLATIONS - PART 4-444: PROTECTION FOR SAFETY - PROTECTION AGAINST VOLTAGE DISTURBANCES AND ELECTROMAGNETIC DISTURBANCES
    EN 60974-1:2012 ARC WELDING EQUIPMENT - PART 1: WELDING POWER SOURCES (IEC 60974-1:2012)
    HD 60364-4-442 : 2012 LOW-VOLTAGE ELECTRICAL INSTALLATIONS - PART 4-442: PROTECTION FOR SAFETY - PROTECTION OF LOW-VOLTAGE INSTALLATIONS AGAINST TEMPORARY OVERVOLTAGES DUE TO EARTH FAULTS IN THE HIGH-VOLTAGE SYSTEM AND DUE TO FAULTS IN THE LOW VOLTAGE SYSTEM (IEC 60364-4-44:2007 (CLAUSE 442), MODIFIED)

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

    EN 61558-1:2005/A1:2009 SAFETY OF POWER TRANSFORMERS, POWER SUPPLIES, REACTORS AND SIMILAR PRODUCTS - PART 1: GENERAL REQUIREMENTS AND TESTS
    IEC 61558-2-16:2009+AMD1:2013 CSV Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V - Part 2-16: Particularrequirements and tests for switch mode power supply units andtransformers for switch mode power supply units
    IEC 61558-1:2017 Safety of transformers, reactors, power supply units and combinations thereof - Part 1: General requirements and tests
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