• BS EN 60947-1 : 2007

    Current The latest, up-to-date edition.

    LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 1: GENERAL RULES

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2007

    Publisher:  British Standards Institution

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

    1 General
    2 Definitions
    3 Classification
    4 Characteristics
    5 Product information
    6 Normal service, mounting and transport conditions
    7 Constructional and performance requirements
    8 Tests
    Annex A (informative) - Harmonisation of utilization
            categories for low-voltage switchgear and
            controlgear
    Annex B (informative) - Suitability of the equipment when
             conditions for operation in service differ from the
             normal conditions
    Annex C (normative) - Degrees of protection of enclosed
            equipment
    Annex D (informative) - Examples of clamping units and
            relationship between clamping unit and
            connecting device
    Annex E (informative) - Description of a method for adjusting
            the load circuit
    Annex F (informative) - Determination of short-circuit power-
            factor or time-constant
    Annex G (informative) - Measurement of creepage distances
            and clearances
    Annex H (informative) - Correlation between the nominal
            voltage of the supply system and the rated impulse
            withstand voltage of equipment
    Annex J (informative) - Items subject to agreement between
            manufacturer and user
    Annex K (normative) - Procedure to determine reliability
            data for electromechanicald devices use in functional
            safety applications
    Annex L (normative) - Terminal marking and distinctive
            number
    Annex M (normative) - Flammability test
    Annex N (normative) - Requirements and tests for equipment with
            protective separation
    Annex O (informative) - Environmentally-conscious design
    Annex P (informative) - Terminal lugs for low voltage
            switchgear and controlgear connected to copper
            conductors
    Annex Q (normative) - Special tests - Damp heat, salt mist,
            vibration and shock
    Annex R (normative) - Application of the metal foil for
            dielectric testing on accessible parts during operation
            or adjustment
    Annex S (normative) - Digital inputs and outputs
    Annex T (normative) - Extended functions within electronic
            overload relays
    Annex U (informative) - Examples of control circuit
            configurations
    Annex V (informative) - Power management with switchgear
            and controlgear for electrical energy efficiency
    Annex W (normative) - Procedure to establish material
            declaration
    Annex ZA (normative) - Normative references to
             international publications with their corresponding
             European publications
    Annex ZZ (informative) Coverage of Essential Requirements
             of EU Directives
    Bibliography

    Abstract - (Show below) - (Hide below)

    Applicable to, when required by the relevant product standard, to switchgear and controlgear hereinafter referred to as 'equipment' and intended to be connected to circuits, the rated voltage of which does not exceed 1000 V a.c. or 1500 V d.c.

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

    Committee PEL/17/2
    Development Note Supersedes 96/206168 DC, 96/207792 DC and 99/202934 DC (06/2002) Supersedes 02/206413 DC and 91/03179 DC (09/2004) Supersedes 98/203571 DC. (05/2005) Supersedes 08/30176293 DC.(05/2011) 2007 Edition Re-Issued in December 2014 & incorporates AMD 2 2014. Supersedes 11/30249097 DC. (01/2015)
    Document Type Standard
    Publisher British Standards Institution
    Status Current
    Supersedes

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

    BS EN 147000:1995 Harmonized system of quality assessment for electronic components. Generic specification. Sockets for use with electrical relays of assessed quality
    BS 7856:2017 Specification for special design and other features of alternating current watthour meters for active energy for use in the UK (Accuracy Classes A and B)
    BS 6440:1999 Powered lifting platforms for use by disabled persons. Code of practice
    BS 6440:2011 Powered vertical lifting platforms having non-enclosed or partially enclosed liftways intended for use by persons with impaired mobility. Specification
    09/30181298 DC : 0 BS 7657 - SPECIFICATION FOR FUSES (CUT-OUTS), ANCILLARY TERMINAL BLOCKS AND INTERCONNECTING UNITS UP TO 100 A RATING, FOR POWER SUPPLIES TO BUILDINGS
    09/30181290 DC : 0 BS 7654 - SPECIFICATION FOR SINGLE-PHASE STREET LIGHTING FUSES (CUT-OUTS) FOR LOW-VOLTAGE PUBLIC ELECTRICITY DISTRIBUTION SYSTEMS - 25 A RATING FOR HIGHWAY POWER SUPPLIES AND STREET FURNITURE
    DEFSTAN 02-122/1(2002) : INTERIM REQUIREMENTS FOR CATERING EQUIPMENT
    BS 7657:1993 Specification for fuses (cut-outs), ancillary terminal blocks and interconnecting units up to 100 A rating, for power supplies to buildings
    93/210506 DC : DRAFT AUG 1993 EN 50156 ELECTRICAL EQUIPMENT FOR FURNACES - PART 1 RULES FOR INSTALLATION (PREN 50156-1)
    BS 5900:2012 Powered homelifts with partially enclosed carriers and no liftway enclosures. Specification
    BS 7654:1997 Specification for single phase street lighting fuses (cut-outs) for low-voltage public electricity distribution systems. 25 A rating for highway power supplies and street furniture
    BS 7654:2010 Specification for single-phase street lighting cut-out assemblies for low-voltage public electricity distribution systems. 25 A rating for highway power supplies and street furniture
    BS 6423:2014 Code of practice for maintenance of low-voltage switchgear and controlgear
    13/30283398 DC : 0 BS 7656+A1 - SPECIFICATION FOR LOW-VOLTAGE POLE-MOUNTING FUSES (CUT-OUTS) - 315 ARATING
    ENA ER G81-2 : ISSUE 2 2016 FRAMEWORK FOR NEW LOW VOLTAGE HOUSING DEVELOPMENT INSTALLATIONS - PART 2: MATERIALS SPECIFICATION
    DD ENV 1954:1997 Internal and external fault behaviour of safety related electronic parts of gas appliances
    BS 7656(1993) : 1993 SPECIFICATION FOR LOW-VOLTAGE POLE-MOUNTING FUSES (CUT-OUTS) - 400 A RATING
    11/30194294 DC : 0 BS 6440 - POWERED LIFTING PLATFORMS WITH NON-ENCLOSED LIFTWAYS FOR USE BY PERSONS WITH LIMITED MOBILITY - SPECIFICATION
    BS EN 61330:1996 High-voltage/low-voltage prefabricated substations
    14/30295814 DC : 0 BS 8489-1 - FIXED FIRE PROTECTION SYSTEMS - INDUSTRIAL AND COMMERCIAL WATERMIST SYSTEMS - PART 1: CODE OF PRACTICE FOR DESIGN AND INSTALLATION
    BS 7657:2010 Specification for cut-out assemblies up to 100 A rating, for power supply to buildings
    BS DD8489-1(2011) : 2011 FIXED FIRE PROTECTION SYSTEMS - INDUSTRIAL AND COMMERCIAL WATERMIST SYSTEMS - PART 1: CODE OF PRACTICE FOR DESIGN AND INSTALLATION
    11/30194292 DC : 0 BS 5900 - POWERED HOME LIFTS WITH FULLY OR PARTIALLY ENCLOSED CARS AND NO LIFT-WELL ENCLOSURES - SPECIFICATION
    ENA ER G81-5 : ISSUE 2 2016 FRAMEWORK FOR NEW INDUSTRIAL AND COMMERCIAL UNDERGROUND CONNECTIONS - PART 5: MATERIALS SPECIFICATION
    16/30348626 DC : 0 BS 7856:2017 - SPECIFICATION FOR SPECIAL DESIGN AND OTHER FEATURES OF ALTERNATING CURRENT WATTHOUR METERS FOR ACTIVE ENERGY FOR USE IN THE UK (ACCURACY CLASSES A AND B)
    BS EN 116000-3:1996 Harmonized system of quality assessment for electronic components. Generic specification: electromechanical all-or-nothing relays Test and measurement procedures
    BS 8489-1:2016 Fixed fire protection systems. Industrial and commercial watermist systems Code of practice for design and installation
    BS 4163:2007 HEALTH AND SAFETY FOR DESIGN AND TECHNOLOGY IN SCHOOLS AND SIMILAR ESTABLISHMENTS - CODE OF PRACTICE
    BS 4163:2000 HEALTH AND SAFETY FOR DESIGN AND TECHNOLOGY IN SCHOOLS AND SIMILAR ESTABLISHMENTS - CODE OF PRACTICE

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    IEC 60112:2003+AMD1:2009 CSV Method for the determination of the proof and the comparative tracking indices of solid insulating materials
    EN 60999-2:2003 Connecting devices - Electrical copper conductors - Safety requirements for screw-type and screwless-type clamping units - Part 2: Particular requirements for clamping units for conductors above 35 mm² up to 300 mm² (included)
    IEC TR 61912-1:2007 Low-voltage switchgear and controlgear - Overcurrent protective devices - Part 1: Application of short-circuit ratings
    IEC 60947-6-2:2002+AMD1:2007 CSV Low-voltage switchgear and controlgear - Part 6-2: Multiple function equipment - Control and protective switching devices (or equipment) (CPS)
    EN 60947-8:2003/A2:2012 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 8: CONTROL UNITS FOR BUILT-IN THERMAL PROTECTION (PTC) FOR ROTATING ELECTRICAL MACHINES (IEC 60947-8:2003/A2:2011)
    IEC 60947-8:2003+AMD1:2006+AMD2:2011 CSV Low-voltage switchgear and controlgear - Part 8: Control units for built-in thermal protection (PTC) for rotating electrical machines
    IEC 60228:2004 Conductors of insulated cables
    HD 60364-4-443:2016 Low-voltage electrical installations - Part 4-44: Protection for safety - Protection against voltage disturbances and electromagnetic disturbances - Clause 443: Protection against transient overvoltages of atmospheric origin or due to switching
    EN 61557-2:2007 Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 2: Insulation resistance
    IEC 60068-1:2013 Environmental testing - Part 1: General and guidance
    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 60068-2-27:2008 Environmental testing - Part 2-27: Tests - Test Ea and guidance: Shock
    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 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 61000-6-2:2016 Electromagnetic compatibility (EMC) - Part 6-2: Generic standards - Immunity standard for industrial environments
    IEC 60073:2002 Basic and safety principles for man-machine interface, marking and identification - Coding principles for indicators and actuators
    IEC 61649:2008 Weibull analysis
    EN 61131-2:2007 Programmable controllers - Part 2: Equipment requirements and tests
    EN 60073:2002 Basic and safety principles for man-machine interface, marking and identification - Coding principles for indicators and actuators
    IEC 60050-151:2001 International Electrotechnical Vocabulary (IEV) - Part 151: Electrical and magnetic devices
    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
    EN 61000-3-3:2013 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 (IEC 61000-3-3:2013)
    IEC 60050-441:1984 International Electrotechnical Vocabulary (IEV) - Part 441: Switchgear, controlgear and fuses
    EN 60068-1:2014 Environmental testing - Part 1: General and guidance
    IEC 60999-2:2003 Connecting devices - Electrical copper conductors - Safety requirements for screw-type and screwless-type clamping units - Part 2: Particular requirements for clamping units for conductors above 35 mm2 up to 300 mm2 (included)
    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 62430:2009 Environmentally conscious design for electrical and electronic products
    IEC 61000-4-8:2009 Electromagnetic compatibility (EMC) - Part 4-8: Testing and measurement techniques - Power frequency magnetic field immunity test
    IEC 60947-5-1 : 4.0 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 5-1: CONTROL CIRCUIT DEVICES AND SWITCHING ELEMENTS - ELECTROMECHANICAL CONTROL CIRCUIT DEVICES
    IEC 61000-4-4:2012 RLV Electromagnetic compatibility (EMC) - Part 4-4: Testing and measurement techniques - Electrical fast transient/burst immunity test
    IEC 60092-504:2016 Electrical installations in ships - Part 504: Automation, control and instrumentation
    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)
    EN 60228:2005 COR 2005 CONDUCTORS OF INSULATED CABLES
    ISO 50001:2011 Energy management systems Requirements with guidance for use
    IEC 60269-1:2006+AMD1:2009+AMD2:2014 CSV Low-voltage fuses - Part 1: General requirements
    IEC 60947-7-1:2009 Low-voltage switchgear and controlgear - Part 7-1: Ancillary equipment - Terminal blocks for copper conductors
    EN 61649:2008 Weibull analysis
    EN 60216 : 1990
    WC 8:1988 ETHYLENE-PROPYLENE-RUBBER-INSULATED WIRE AND CABLE FOR THE TRANSMISSION AND DISTRIBUTION OF ELECTRICAL ENERGY
    IEC TR 62380:2004 Reliability data handbook - Universal model for reliability prediction of electronics components, PCBs and equipment
    EN 60112 : 2003 AMD 1 2009 METHOD FOR THE DETERMINATION OF THE PROOF AND THE COMPARATIVE TRACKING INDICES OF SOLID INSULATING MATERIALS
    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
    IEC 60999-1:1999 Connecting devices - Electrical copper conductors - Safety requirements for screw-type and screwless-type clamping units - Part 1: General requirements and particular requirements for clamping units for conductors from 0,2 mm2 up to 35 mm2 (included)
    ASTM B 172 : 2017 : REDLINE Standard Specification for Rope-Lay-Stranded Copper Conductors Having Bunch-Stranded Members, for Electrical Conductors
    IEC 61000-4-6:2013 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
    IEC 61557-2:2007 Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 2: Insulation resistance
    EN 60068-2-27:2009 Environmental testing - Part 2-27: Tests - Test Ea and guidance: Shock
    EN 60447:2004 Basic and safety principles for man-machine interface, marking and identification - Actuating principles
    IEC 60695-2-12:2010+AMD1:2014 CSV Fire hazard testing - Part 2-12: Glowing/hot-wire based test methods- Glow-wire flammability index (GWFI) test method for materials
    IEC 60998-2-2:2002 Connecting devices for low-voltage circuits for household and similar purposes - Part 2-2: Particular requirements for connecting devices as separate entities with screwless-type clamping units
    IEC 60447:2004 Basic and safety principles for man-machine interface, marking and identification - Actuating principles
    IEC 60050-603:1986 International Electrotechnical Vocabulary (IEV) - Part 603: Generation, transmission and distribution of electricity - Power systems planning and management
    EN 61000-6-2:2005/corrigendum:2005 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 6-2: GENERIC STANDARDS - IMMUNITY FOR INDUSTRIAL ENVIRONMENTS (IEC 61000-6-2:2005)
    IEC 60529:1989+AMD1:1999+AMD2:2013 CSV Degrees of protection provided by enclosures (IP Code)
    IEC TR 60344:2007 Calculation of d.c. resistance of plain and coated copper conductors of low-frequency cables and wires - Application guide
    EN 61000-4-8:2010 Electromagnetic compatibility (EMC) - Part 4-8: Testing and measurement techniques - Power frequency magnetic field immunity test
    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 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 60068-2-2:2007 Environmental testing - Part 2-2: Tests - Test B: Dry heat
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    IEC 60947-4-2:2011 Low-voltage switchgear and controlgear - Part 4-2: Contactors and motor-starters - AC semiconductor motor controllers and starters
    EN 62061:2005/A2:2015 SAFETY OF MACHINERY - FUNCTIONAL SAFETY OF SAFETY-RELATED ELECTRICAL, ELECTRONIC AND PROGRAMMABLE ELECTRONIC CONTROL SYSTEMS (IEC 62061:2005/A2:2015)
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    IEC 60439-1:1999+AMD1:2004 CSV Low-voltage switchgear and controlgear assemblies - Part 1: Type-tested and partially type-tested assemblies
    EN 60071-1:2006/A1:2010 INSULATION CO-ORDINATION - PART 1: DEFINITIONS, PRINCIPLES AND RULES
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    IEC 60664-5:2007 Insulation coordination for equipment within low-voltage systems - Part 5: Comprehensive method for determining clearances and creepage distances equal to or less than 2 mm
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    IEC 60981:2004 Extra heavy-duty electrical rigid steel conduits
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    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)
    WC 7-1988 CROSS-LINKED-THERMOSETTING-POLYETHYLENE-INSULATED WIRE AND CABLE FOR THE TRANSMISSION AND DISTRIBUTION OF ELECTRICAL ENERGY
    EN 60269-1:2007/A2:2014 LOW-VOLTAGE FUSES - PART 1: GENERAL REQUIREMENTS (IEC 60269-1:2006/A2:2014)
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