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    I.S. EN 60694:1999

    View superseded by
    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    COMMON SPECIFICATIONS FOR HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR STANDARDS

    Available format(s):  Hardcopy, PDF

    Superseded date:  12-01-2010

    Language(s):  English

    Published date:  01-01-1999

    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
    1 General
       1.1 Scope
       1.2 Normative references
    2 Normal and special service conditions
       2.1 Normal service conditions
       2.2 Special service conditions
    3 Definitions
       3.1 General terms
       3.2 Assemblies of switchgear and controlgear
       3.3 Parts of assemblies
       3.4 Switching devices
       3.5 Parts of switchgear and controlgear
       3.6 Operation
       3.7 Characteristic quantities
       3.8 Index of definitions
    4 Ratings
       4.1 Rated voltages (U[r])
       4.2 Rated insulation level
       4.3 Rated frequency (f[r])
       4.4 Rated normal current and temperature rise
       4.5 Rated short-time withstand current (l[k])
       4.6 Rated peak withstand current (l[p])
       4.7 Rated duration of short circuit (t[k])
       4.8 Rated supply frequency of closing and opening
            devices and of auxiliary circuits (U[a])
       4.9 Rated supply frequency of closing and opening
            devices and of auxiliary circuits
       4.10 Rated pressure of compressed gas supply for
            insulation and/or operation
    5 Design and construction
       5.1 Requirements for liquids in switchgear and
            controlgear
       5.2 Requirements for gases in switchgear and
            controlgear
       5.3 Earthing of switchgear and controlgear
       5.4 Auxiliary and control equipment
       5.5 Dependent power operation
       5.6 Stored energy operation
       5.7 Independent manual operation
       5.8 Operation of releases
       5.9 Low- and high-pressure interlocking and
            monitoring devices
       5.10 Nameplates
       5.11 Interlocking devices
       5.12 Position indication
       5.13 Degrees of protection by enclosures
       5.14 Creepage distances
       5.15 Gas and vacuum tightness
       5.16 Liquid tightness
       5.17 Flammability
       5.18 Electromagnetic compatibility (EMC)
    6 Type tests
       6.1 General
       6.2 Dielectric tests
       6.3 Radio interference voltage (r.i.v.) test
       6.4 Measurement of the resistance of circuits
       6.5 Temperature-rise tests
       6.6 Short-time withstand current and peak withstand
            current tests
       6.7 Verification of the protection
       6.8 Tightness tests
       6.9 Electromagnetic compatibility tests (EMC)
    7 Routine tests
       7.1 Dielectric test on the main circuit
       7.2 Dielectric test on auxiliary and control circuits
       7.3 Measurement of the resistance of the main
            circuit
       7.4 Tightness test
       7.5 Design and visual checks
    8 Guide to the selection of switchgear and controlgear
    9 Information to be given with enquiries, tenders and
       orders
    10 Rules for transport, storage, installation, operation
       and maintenance
       10.1 Conditions during transport, storage and
             installation
       10.2 Installation
       10.3 Operation
       10.4 Maintenance
    11 Safety
       11.1 Electrical aspects
       11.2 Mechanical aspects
       11.3 Thermal aspects
       11.4 Operation aspects
    Annexes
    A (normative) Identification of test specimens
    B (normative) Determination of the equivalent r.m.s. value
                     of a short-time current during a short
                     circuit of a given duration
    C (normative) Method for the weatherproofing test for outdoor
                     switchgear and controlgear
    D (informative) Information about insulation levels and tests
    E (informative) Tightness (information, example and guidance)
    F (informative) Dielectric testing of self-protected
                     switchgear and controlgear
    G (informative) Bibliography
    ZA (normative) Normative references to international
                     publications with their corresponding
                     European publications
    ZB (normative) Special national conditions

    Abstract - (Show below) - (Hide below)

    Applicable to a.c. switchgear and controlgear, designed for indoor and outdoor installation and for operation at service frequencies up to and including 60 Hz on systems having voltages above 1000 V.

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

    Development Note Supersedes I.S. HD 448. (07/2005)
    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Superseded
    Superseded By
    Supersedes

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

    IEC 60480:2004 Guidelines for the checking and treatment of sulfur hexafluoride (SF6) taken from electrical equipment and specification for its re-use
    IEC 60050-351:2013 International Electrotechnical Vocabulary (IEV) - Part 351: Control technology
    EN 60255-23 : 1996 ELECTRIC RELAYS - CONTACT PERFORMANCE
    IEC 60038:2009 IEC standard voltages
    IEC 60270:2000+AMD1:2015 CSV High-voltage test techniques - Partial discharge measurements
    IEC 60050-131:2002 International Electrotechnical Vocabulary (IEV) - Part 131: Circuit theory
    IEC 60947-7-2:2009 Low-voltage switchgear and controlgear - Part 7-2: Ancillary equipment - Protective conductor terminal blocks for copper conductors
    EN 60051-4 : 1989 DIRECT ACTING INDICATING ANALOGUE ELECTRICAL MEASURING INSTRUMENTS AND THEIR ACCESSORIES - SPECIAL REQUIREMENTS FOR FREQUENCY METERS
    IEC 60730-2-9:2015 RLV Automatic electrical controls - Part 2-9: Particular requirements for temperature sensing controls
    IEC 60228:2004 Conductors of insulated cables
    EN 61000-4-1:2007 Electromagnetic compatibility (EMC) - Part 4-1: Testing and measurement techniques - Overview of IEC 61000-4 series
    IEC 61020-4:1991 Electromechanical switches for use in electronic equipement - Part 4: Sectional specification for lever (toggle) switches
    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 61000-4-1:2006 Electromagnetic compatibility (EMC) - Part 4-1: Testing and measurement techniques - Overview of IEC 61000-4 series
    IEC 60050-811:1991 International Electrotechnical Vocabulary (IEV) - Part 811: Electric traction
    IEC 60947-4-1:2009+AMD1:2012 CSV Low-voltage switchgear and controlgear - Part 4-1: Contactors and motor-starters - Electromechanical contactors and motor-starters
    EN 60034-1:2010/corrigendum Oct. 2010 ROTATING ELECTRICAL MACHINES - PART 1: RATING AND PERFORMANCE
    IEC 60073:2002 Basic and safety principles for man-machine interface, marking and identification - Coding principles for indicators and actuators
    EN 60068-2-1:2007 ENVIRONMENTAL TESTING - PART 2-1: TESTS - TEST A: COLD
    HD 384.2 : 200S2 INTERNATIONAL ELECTROTECHNICAL VOCABULARY - ELECTRICAL INSTALLATIONS OF BUILDINGS
    IEC 60068-2-63:1991 Environmental testing - Part 2: Test methods - Test Eg: Impact, spring hammer.
    IEC 60099-4:2014 Surge arresters - Part 4: Metal-oxide surge arresters without gaps for a.c. systems
    EN 60073:2002 Basic and safety principles for man-machine interface, marking and identification - Coding principles for indicators and actuators
    IEC 60255-21-3:1993 Electrical relays - Part 21: Vibration, shock, bump and seismic tests on measuring relays and protection equipment - Section 3: Seismic tests
    IEC 60730-2-13:2017 Automatic electrical controls - Part 2-13: Particular requirements for humidity sensing controls
    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
    EN 60730-2-9:2010 AUTOMATIC ELECTRICAL CONTROLS FOR HOUSEHOLD AND SIMILAR USE - PART 2-9: PARTICULAR REQUIREMENTS FOR TEMPERATURE SENSING CONTROLS
    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 60269-2:2013+AMD1:2016 CSV Low-voltage fuses - Part 2: Supplementary requirements for fuses for use by authorized persons (fuses mainly for industrial application) - Examples of standardized systems of fuses A to K
    IEC 60051-4:1984 Direct acting indicating analogue electrical measuring instruments and their accessories. Part 4: Special requirements for frequency meters
    IEC 60485:1974 Digital electronic d.c. voltmeters and d.c. electronic analogue-to-digital converters
    IEC 60947-5-1 : 4.0 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 5-1: CONTROL CIRCUIT DEVICES AND SWITCHING ELEMENTS - ELECTROMECHANICAL CONTROL CIRCUIT DEVICES
    EN 61166:1993 HIGH VOLTAGE ALTERNATING CURRENT CIRCUIT BREAKERS - GUIDE FOR SEISMIC QUALIFICATION OF HIGH VOLTAGE ALTERNATING CURRENT CIRCUIT BREAKERS
    IEC 61000-4-17:1999+AMD1:2001+AMD2:2008 CSV Electromagnetic compatibility (EMC) - Part 4-17: Testing and measurement techniques - Ripple on d.c. input power port immunity test
    IEC 61000-4-12 : 3.0 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-12: TESTING AND MEASUREMENT TECHNIQUES - RING WAVE IMMUNITY TEST
    IEC 61810-1:2015 Electromechanical elementary relays - Part 1: General and safety requirements
    IEC 60269-1:2006+AMD1:2009+AMD2:2014 CSV Low-voltage fuses - Part 1: General requirements
    IEC 60056:1987 High-voltage alternating-current circuit-breakers
    IEC 60376:2005 Specification of technical grade sulfur hexafluoride (SF6) for use in electrical equipment
    IEC 60947-7-1:2009 Low-voltage switchgear and controlgear - Part 7-1: Ancillary equipment - Terminal blocks for copper conductors
    HD 588.1 : S1 AMD 1 HIGH VOLTAGE TEST TECHNIQUES - GENERAL DEFINITIONS AND TEST REQUIREMENTS
    IEC 60269-2-1:2004 Low-voltage fuses - Part 2-1: Supplementary requirements for fuses for use by authorized persons (fuses mainly for industrial application) - Sections I to VI: Examples of types of standardized fuses
    IEC TR 61000-5-2:1997 Electromagnetic compatibility (EMC) - Part 5: Installation and mitigation guidelines - Section 2: Earthing and cabling
    HD 472 S1:1989/AC:2013 NOMINAL VOLTAGES FOR LOW-VOLTAGE PUBLIC ELECTRICITY SUPPLY SYSTEMS
    EN 60255-8 : 1998 ELECTRICAL RELAYS - PART 8: THERMAL ELECTRICAL RELAYS
    IEC 61166:1993 High-voltage alternating current circuit-breakers - Guide for seismic qualification of high-voltage alternating current circuit-breakers
    IEC 61810-7:2006 Electromechanical elementary relays - Part 7: Test and measurement procedures
    EN 60507:2014 ARTIFICIAL POLLUTION TESTS ON HIGH-VOLTAGE CERAMIC AND GLASS INSULATORS TO BE USED ON A.C. SYSTEMS (IEC 60507:2013)
    IEC 60085:2007 Electrical insulation - Thermal evaluation and designation
    EN 60947-3:2009/A2:2015 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 3: SWITCHES, DISCONNECTORS, SWITCH-DISCONNECTORS AND FUSE-COMBINATION UNITS (IEC 60947-3:2008/A2:2015)
    IEC 60051-2:1984 Direct acting indicating analogue electrical measuring instruments and their accessories. Part 2: Special requirements for ammeters and voltmeters
    IEC 60064:1993+AMD1:2000+AMD2:2002+AMD3:2005 CSV Tungsten filament lamps for domestic and similar general lighting purposes - Performance requirements
    IEC 60296:2012 RLV Fluids for electrotechnical applications - Unused mineral insulating oils for transformers and switchgear
    IEC 60721-2-2:2012 Classification of environmental conditions - Part 2-2: Environmental conditions appearing in nature - Precipitation and wind
    HD 630.2.1 : 200S6 LOW-VOLTAGE FUSES - PART 2-1: SUPPLEMENTARY REQUIREMENTS FOR FUSES FOR USE BY AUTHORIZED PERSONS (FUSES MAINLY FOR INDUSTRIAL APPLICATION) - SECTIONS 1 TO 5: EXAMPLES OF TYPES OF STANDARDIZED FUSES
    HD 323.2.3 : 200S2 BASIC ENVIRONMENTAL TESTING PROCEDURES - TESTS - TEST CA - DAMP HEAT, STEADY STATE
    IEC 60068-2-3:1969 Basic environmental testing procedures - Part 2-3: Tests - Test Ca: Damp heat, steady state
    EN 60064:1995/A5:2009 TUNGSTEN FILAMENT LAMPS FOR DOMESTIC AND SIMILAR GENERAL LIGHTING PURPOSES - PERFORMANCE REQUIREMENTS
    HD 383 : S2 AMD 2 CONDUCTORS OF INSULATED CABLES - GUIDE TO THE DIMENSIONAL LIMITS OF CIRCULAR CONDUCTORS
    EN 60051-5 : 1989 DIRECT ACTING INDICATING ANALOGUE ELECTRICAL MEASURING INSTRUMENTS AND THEIR ACCESSORIES - SPECIAL REQUIREMENTS FOR PHASE METERS, POWER FACTOR METERS AND SYNCHROSCOPES
    EN 60947-4-1 : 2010 AMD 1 2012 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 4-1: CONTACTORS AND MOTOR-STARTERS - ELECTROMECHANICAL CONTACTORS AND MOTOR-STARTERS (IEC 60947-4-1:2009/A1:2012)
    HD 566 : 200S1 THERMAL EVALUATION AND CLASSIFICATION OF ELECTRICAL INSULATION
    IEC 60529:1989+AMD1:1999+AMD2:2013 CSV Degrees of protection provided by enclosures (IP Code)
    IEC 60273:1990 Characteristic of indoor and outdoor post insulators for systems with nominal voltages greater than 1000 V
    EN 60068-2-17 : 1994 BASIC ENVIRONMENTAL TESTING - TEST Q: SEALING
    IEC 60051-5:1985 Direct acting indicating analogue electrical measuring instruments and their accessories. Part 5: Special requirements for phase meters, power factor meters and synchroscopes
    IEC TS 61000-6-5:2001 Electromagnetic compatibility (EMC) - Part 6-5: Generic standards - Immunity for power station and substation environments
    IEC 60050-446:1983 International Electrotechnical Vocabulary (IEV) - Part 446: Electrical relays
    EN 55011:2016/A1:2017 INDUSTRIAL, SCIENTIFIC AND MEDICAL EQUIPMENT - RADIO-FREQUENCY DISTURBANCE CHARACTERISTICS - LIMITS AND METHODS OF MEASUREMENT (CISPR 11:2015/A1:2016)
    IEC 60068-2-17:1994 Basic environmental testing procedures - Part 2-17: Tests - Test Q: Sealing
    HD 348 : 200S7 HIGH-VOLTAGE ALTERNATING-CURRENT CIRCUIT-BREAKERS
    IEC TR 60943:1998+AMD1:2008 CSV Guidance concerning the permissible temperature rise for parts of electrical equipment, in particular for terminals
    EN 61000-4-12:2017 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-12: TESTING AND MEASUREMENT TECHNIQUES - RING WAVE IMMUNITY TEST
    IEC 60068-2-2:2007 Environmental testing - Part 2-2: Tests - Test B: Dry heat
    IEC 60947-4-2:2011 Low-voltage switchgear and controlgear - Part 4-2: Contactors and motor-starters - AC semiconductor motor controllers and starters
    IEC 60393-1:2008 Potentiometers for use in electronic equipment - Part 1: Generic specification
    IEC 60255-5:2000 Electrical Relays - Part 5: Insulation coordination for measuring relays and protection equipment - Requirements and tests
    EN 60071-1:2006/A1:2010 INSULATION CO-ORDINATION - PART 1: DEFINITIONS, PRINCIPLES AND RULES
    IEC 60669-1:2017 Switches for household and similar fixed-electrical installations - Part 1: General requirements
    EN 60730-2-1 : 97 AMD 11 2005 AUTOMATIC ELECTRICAL CONTROLS FOR HOUSEHOLD AND SIMILAR USE - PART 2-1: PARTICULAR REQUIREMENTS FOR ELECTRICAL CONTROLS FOR ELECTRICAL HOUSEHOLD APPLIANCES
    EN 60269-2:1995/A2:2002 LOW-VOLTAGE FUSES - SUPPLEMENTARY REQUIREMENTS FOR FUSES FOR USE BY AUTHORIZED PERSONS (FUSES MAINLY FOR INDUSTRIAL APPLICATION)
    IEC 60034-1:2017 Rotating electrical machines - Part 1: Rating and performance
    IEC 60255-21-1:1988 Electrical relays - Part 21: Vibration, shock, bump and seismic tests on measuring relays and protection equipment - Section One: Vibration tests (sinusoidal)
    ISO 9001:2015 Quality management systems - Requirements
    IEC 60255-8:1990 Electrical relays - Part 8: Thermal electrical relays
    EN 60255-21-1 : 1995 ELECTRICAL RELAYS - VIBRATION, SHOCK, BUMP AND SEISMIC TESTS ON MEASURING RELAYS AND PROTECTION EQUIPMENT - VIBRATION TESTS (SINUSOIDAL)
    IEC 60071-2:1996 Insulation co-ordination - Part 2: Application guide
    IEC 60721-3-3:1994+AMD1:1995+AMD2:1996 CSV Classification of environmental conditions - Part 3-3: Classification of groups of environmental parameters and their severities - Stationary use at weatherprotected locations
    IEC 60050-826:2004 International Electrotechnical Vocabulary (IEV) - Part 826: Electrical installations
    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
    IEC 60947-3:2008+AMD1:2012+AMD2:2015 CSV Low-voltage switchgear and controlgear - Part 3: Switches, disconnectors, switch-disconnectors and fuse-combination units
    IEC 60255-23:1994 Electrical relays - Part 23: Contact performance
    IEC 60721-2-4:1987+AMD1:1988 CSV Classification of environmental conditions - Part 2-4: Environmental conditions appearing in nature - Solar radiation and temperature
    IEC 60068-2-1:2007 Environmental testing - Part 2-1: Tests - Test A: Cold
    IEC 60059:1999+AMD1:2009 CSV IEC standard current ratings
    IEC 61180-1:1992 High-voltage test techniques for low voltage equipment - Part 1: Definitions, test and procedure requirements
    IEC 60947-2:2016 Low-voltage switchgear and controlgear - Part 2: Circuit-breakers
    EN 60529:1991/AC:2016-12 DEGREES OF PROTECTION PROVIDED BY ENCLOSURES (IP CODE) (IEC 60529 EDITION 2.2 CORRIGENDUM 2:2015)
    IEC 60060-1:2010 High-voltage test techniques - Part 1: General definitions and test requirements
    EN 60068-2-30:2005 ENVIRONMENTAL TESTING - PART 2-30: TESTS - TEST DB: DAMP HEAT, CYCLIC (12 H + 12 H CYCLE)
    IEC 60507:2013 Artificial pollution tests on high-voltage ceramic and glass insulators to be used on a.c. systems
    EN 60947-2:2017 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 2: CIRCUIT-BREAKERS (IEC 60947-2:2016 + COR1:2016)
    IEC 60071-1:2006+AMD1:2010 CSV Insulation co-ordination - Part 1: Definitions, principles and rules
    EN 60947-7-1:2009 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 7-1: ANCILLARY EQUIPMENT - TERMINAL BLOCKS FOR COPPER CONDUCTORS
    IEC 61000-4-29:2000 Electromagnetic compatibility (EMC) - Part 4-29: Testing and measurement techniques - Voltage dips, short interruptions and voltage variations on d.c. input power port immunity tests
    EN 61000-4-17:1999/A2:2009 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-17: TESTING AND MEASUREMENT TECHNIQUES - RIPPLE ON D.C. INPUT POWER PORT IMMUNITY TEST
    IEC 60309-1:1999+AMD1:2005+AMD2:2012 CSV Plugs, socket-outlets and couplers for industrial purposes - Part 1: General requirements
    EN 60947-4-2:2012 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 4-2: CONTACTORS AND MOTOR-STARTERS - AC SEMICONDUCTOR MOTOR CONTROLLERS AND STARTERS (IEC 60947-4-2:2011)
    HD 243 : S12 GRAPHICAL SYMBOLS FOR USE ON EQUIPMENT - INDEX, SURVEY AND COMPILATION OF THE SINGLE SHEETS
    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 60309-2:1999/A2:2012 PLUGS, SOCKET-OUTLETS AND COUPLERS FOR INDUSTRIAL PURPOSES - PART 2: DIMENSIONAL INTERCHANGEABILITY REQUIREMENTS FOR PIN AND CONTACT-TUBE ACCESSORIES (IEC 60309-2:1999/A2:2012)
    EN 60068-2-63 : 1994 ENVIRONMENTAL TESTING - PART 2: TEST METHODS - TEST EG: IMPACT, SPRING HAMMER
    IEC 60050-581:2008 International Electrotechnical Vocabulary (IEV) - Part 581: Electromechanical components for electronic equipment
    EN 60051-2 : 1989 DIRECT ACTING INDICATING ANALOGUE ELECTRICAL MEASURING INSTRUMENTS AND THEIR ACCESSORIES - SPECIAL REQUIREMENTS FOR AMMETERS AND VOLTMETERS
    CISPR 16-1:1999+AMD1:2002 CSV Specification for radio disturbance and immunity measuring apparatus and methods - Part 1: Radio disturbance and immunity measuring apparatus
    EN 60255-21-3:1995 ELECTRICAL RELAYS - PART 21: VIBRATION, SHOCK, BUMP AND SEISMIC TESTS ON MEASURING RELAYS AND PROTECTION EQUIPMENT - SECTION 3: SEISMIC TESTS
    IEC 60309-2:1999+AMD1:2005+AMD2:2012 CSV Plugs, socket-outlets and couplers for industrial purposes - Part 2: Dimensional interchangeability requirements for pin and contact-tube accessories
    EN 61180-1 : 1994 HIGH-VOLTAGE TEST TECHNIQUES FOR LOW-VOLTAGE EQUIPMENT - PART 1: DEFINITIONS, TEST AND PROCEDURE REQUIREMENTS
    EN 61000-4-29 : 2000 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-29: TESTING AND MEASUREMENT TECHNIQUES - VOLTAGE DIPS, SHORT INTERRUPTIONS AND VOLTAGE VARIATIONS ON D.C. INPUT POWER PORT IMMUNITY TESTS
    IEC 60050-301:1983 International Electrotechnical Vocabulary (IEV) - Part 301: General terms on measurements in electricity - Part 302: Electrical measuring instruments - Part 303: Electronic measuring instruments
    EN 60730-2-13:2008 AUTOMATIC ELECTRICAL CONTROLS FOR HOUSEHOLD AND SIMILAR USE - PART 2-13: PARTICULAR REQUIREMENTS FOR HUMIDITY SENSING CONTROLS
    IEC TR 61000-5-1:1996 Electromagnetic compatibility (EMC) - Part 5: Installation and mitigation guidelines - Section 1: General considerations - Basic EMC publication
    EN 60269-1:2007/A2:2014 LOW-VOLTAGE FUSES - PART 1: GENERAL REQUIREMENTS (IEC 60269-1:2006/A2:2014)
    EN 60309-1:1999/A1:2007/AC:2014 PLUGS, SOCKET-OUTLETS AND COUPLERS FOR INDUSTRIAL PURPOSES - PART 1: GENERAL REQUIREMENTS (IEC 60309-1:1999/A2:2012)
    EN 60947-7-2:2009 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 7-2: ANCILLARY EQUIPMENT - PROTECTIVE CONDUCTOR TERMINAL BLOCKS FOR COPPER CONDUCTORS
    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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