• EN 60947-7-1:2009

    Current The latest, up-to-date edition.

    LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 7-1: ANCILLARY EQUIPMENT - TERMINAL BLOCKS FOR COPPER CONDUCTORS

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    Published date:  26-06-2009

    Publisher:  European Committee for Standards - Electrical

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

    1 General
      1.1 Scope
      1.2 Normative references
    2 Definitions
    3 Classification
    4 Characteristics
      4.1 Summary of characteristics
      4.2 Type of terminal block
      4.3 Rated and limiting values
          4.3.1 Rated voltages
          4.3.2 Short-time withstand current
          4.3.3 Standard cross-sections
          4.3.4 Rated cross-section
          4.3.5 Rated connecting capacity
    5 Product information
      5.1 Markings
      5.2 Additional information
    6 Normal service, mounting and transport conditions
    7 Constructional and performance requirements
      7.1 Constructional requirements
          7.1.1 Clamping units
          7.1.2 Mounting
          7.1.3 Clearances and creepage distances
          7.1.4 Terminal identification and marking
          7.1.5 Resistance to abnormal heat and fire
          7.1.6 Rated cross-section and rated connecting capacity
      7.2 Performance requirements
          7.2.1 Temperature-rise
          7.2.2 Dielectric properties
          7.2.3 Short-time withstand current
          7.2.4 Voltage drop
          7.2.5 Electrical performance after ageing (for
                screwless-type terminal blocks only)
      7.3 Electromagnetic compatibility (EMC)
    8 Tests
      8.1 Kinds of test
      8.2 General
      8.3 Verification of mechanical characteristics
          8.3.1 General
          8.3.2 Attachment of the terminal block on its support
          8.3.3 Mechanical properties of clamping units
      8.4 Verification of electrical characteristics
          8.4.1 General
          8.4.2 Verification of clearances and creepage distances
          8.4.3 Dielectric tests
          8.4.4 Verification of the voltage drop
          8.4.5 Temperature-rise test
          8.4.6 Short-time withstand current test
          8.4.7 Ageing test (for screwless-type terminal blocks only)
      8.5 Verification of thermal characteristics
      8.6 Verification of EMC characteristics
          8.6.1 Immunity
          8.6.2 Emission
    Annex B (informative) - Items subject to agreement between
                            manufacturer and user
    Annex D (normative) - Additional requirements for test
                          disconnect terminal blocks
    Bibliography
    Annex ZA (normative) - Normative references to international
                           publications with their corresponding
                           European publications

    Abstract - (Show below) - (Hide below)

    Gives requirements for terminal blocks with screw-type or screw-less type clamping units primarily intended for industrial or similar use and to be fixed to a support to provide electrical and mechanical connection between copper conductors.

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

    Committee TC 121A
    Development Note To be read in conjunction with EN 60947-1 (12/2002)
    Document Type Standard
    Publisher European Committee for Standards - Electrical
    Status Current

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

    HD 60364-5-537:2016/A11:2017 LOW-VOLTAGE ELECTRICAL INSTALLATIONS - PART 5-53: SELECTION AND ERECTION OF ELECTRICAL EQUIPMENT - DEVICES FOR PROTECTION, ISOLATION, SWITCHING, CONTROL AND MONITORING - CLAUSE 537: ISOLATION AND SWITCHING
    I.S. EN 62790:2015 JUNCTION BOXES FOR PHOTOVOLTAIC MODULES - SAFETY REQUIREMENTS AND TESTS
    CEI EN 60947-7-3 : 2011 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 7-3: ANCILLARY EQUIPMENT - SAFETY REQUIREMENTS FOR FUSE TERMINAL BLOCKS
    UNE-EN 60079-15:2013 Explosive atmospheres -- Part 15: Equipment protection by type of protection "n"
    09/30214460 DC : 0 BS EN 50548 - JUNCTION BOXES FOR PHOTOVOLTAIC MODULES
    BS EN 62790 : 2015 JUNCTION BOXES FOR PHOTOVOLTAIC MODULES - SAFETY REQUIREMENTS AND TESTS
    12/30235292 DC : 0 BS EN 50343 - RAILWAY APPLICATIONS - ROLLING STOCK - RULES FOR INSTALLATION OF CABLING
    BS EN 45510-2-7 : 2002 GUIDE FOR PROCUREMENT OF POWER STATION EQUIPMENT - PART 2-7: ELECTRICAL EQUIPMENT - SWITCHGEAR AND CONTROLGEAR
    S.R. HD 60364-5-537:2016 LOW-VOLTAGE ELECTRICAL INSTALLATIONS - PART 5-53: SELECTION AND ERECTION OF ELECTRICAL EQUIPMENT - DEVICES FOR PROTECTION, ISOLATION, SWITCHING, CONTROL AND MONITORING - CLAUSE 537: ISOLATION AND SWITCHING
    BS EN 60694 : 1997 COMMON SPECIFICATION FOR HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR STANDARDS
    BS EN 60947-7-2 : 2009 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 7-2: ANCILLARY EQUIPMENT - PROTECTIVE CONDUCTOR TERMINAL BLOCKS FOR COPPER CONDUCTORS
    CEI EN 60092-507 : 2016 ELECTRICAL INSTALLATIONS IN SHIPS - PART 507: SMALL VESSELS
    BS EN 50343 : 2014 RAILWAY APPLICATIONS - ROLLING STOCK - RULES FOR INSTALLATION OF CABLING
    CEI UNI EN 45510-2-7 : 2006 GUIDE FOR PROCUREMENT OF POWER STATION EQUIPMENT - PART 2-7: ELECTRICAL EQUIPMENT - SWITCHGEAR AND CONTROLGEAR
    BS EN 60092-507 : 2015 ELECTRICAL INSTALLATIONS IN SHIPS - PART 507: SMALL VESSELS
    BS EN 60947-7-3 : 2009 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 7-3: ANCILLARY EQUIPMENT - SAFETY REQUIREMENTS FOR FUSE TERMINAL BLOCKS
    DIN EN 45510-2-7:2003-12 GUIDE FOR PROCUREMENT OF POWER STATION EQUIPMENT - PART 2-7: ELECTRICAL EQUIPMENT - SWITCHGEAR AND CONTROLGEAR
    UNI CEI EN 45510-2-7 : 2011 GUIDE FOR PROCUREMENT OF POWER STATION EQUIPMENT - PART 2-7: ELECTRICAL EQUIPMENT - SWITCHGEAR AND CONTROLGEAR
    I.S. EN 60079-7:2015 EXPLOSIVE ATMOSPHERES - PART 7: EQUIPMENT PROTECTION BY INCREASED SAFETY 'E'
    BS EN 60079-7 : 2015 EXPLOSIVE ATMOSPHERES - PART 7: EQUIPMENT PROTECTION BY INCREASED SAFETY 'E' (IEC 60079-7:2015)
    I.S. EN 60694:1999 COMMON SPECIFICATIONS FOR HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR STANDARDS
    EN 60204-1 : 2006 COR 2010 SAFETY OF MACHINERY - ELECTRICAL EQUIPMENT OF MACHINES - PART 1: GENERAL REQUIREMENTS
    I.S. EN 60947-7-2:2009 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 7-2: ANCILLARY EQUIPMENT - PROTECTIVE CONDUCTOR TERMINAL BLOCKS FOR COPPER CONDUCTORS
    I.S. EN 60079-15:2010 EXPLOSIVE ATMOSPHERES - PART 15: EQUIPMENT PROTECTION BY TYPE OF PROTECTION 'N'
    I.S. EN 61010-2-201:2013 SAFETY REQUIREMENTS FOR ELECTRICAL EQUIPMENT FOR MEASUREMENT, CONTROL AND LABORATORY USE - PART 2-201: PARTICULAR REQUIREMENTS FOR CONTROL EQUIPMENT (IEC 61010-2-201:2013 (EQV))
    I.S. EN 60947-7-3:2009 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 7-3: ANCILLARY EQUIPMENT - SAFETY REQUIREMENTS FOR FUSE TERMINAL BLOCKS
    BS EN 50548 : 2011 JUNCTION BOXES FOR PHOTOVOLTAIC MODULES
    UNE-EN 50548:2012 Junction boxes for photovoltaic modules
    CEI EN 50343 : 2015 RAILWAY APPLICATIONS - ROLLING STOCK - RULES FOR INSTALLATION OF CABLING
    I.S. EN 50548:2011 JUNCTION BOXES FOR PHOTOVOLTAIC MODULES
    CEI EN 60947-7-2 : 2010 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 7-2: ANCILLARY EQUIPMENT - PROTECTIVE CONDUCTOR TERMINAL BLOCKS FOR COPPER CONDUCTORS
    NF EN 50548 : 2011 AMD 2 2014 JUNCTION BOXES FOR PHOTOVOLTAIC MODULES
    BS EN 62683:2015 Low-voltage switchgear and controlgear. Product data and properties for information exchange
    I.S. EN 45510-2-7:2002 GUIDE FOR PROCUREMENT OF POWER STATION EQUIPMENT - PART 2-7: ELECTRICAL EQUIPMENT - SWITCHGEAR AND CONTROLGEAR
    UNE-EN 62790:2015 Junction boxes for photovoltaic modules - Safety requirements and tests
    BS EN 60079-15 : 2010 EXPLOSIVE ATMOSPHERES - PART 15: EQUIPMENT PROTECTION BY TYPE OF PROTECTION 'N'
    PREN 50548 : DRAFT 2009 JUNCTION BOXES FOR PHOTOVOLTAIC MODULES
    CEI EN 60079-15 : 2012 EXPLOSIVE ATMOSPHERES - PART 15: EQUIPMENT PROTECTION BY TYPE OF PROTECTION 'N'
    UNE-EN 60947-7-3:2011 Low-voltage switchgear and controlgear -- Part 7-3: Ancillary equipment - Safety requirements for fuse terminal blocks
    I.S. EN 60092-507:2015 ELECTRICAL INSTALLATIONS IN SHIPS - PART 507: SMALL VESSELS
    I.S. EN 60204-1:2006 SAFETY OF MACHINERY - ELECTRICAL EQUIPMENT OF MACHINES - PART 1: GENERAL REQUIREMENTS
    I.S. EN 50343:2014 RAILWAY APPLICATIONS - ROLLING STOCK - RULES FOR INSTALLATION OF CABLING
    I.S. EN 61131-2:2007 PROGRAMMABLE CONTROLLERS - PART 2: EQUIPMENT REQUIREMENTS AND TESTS
    I.S. EN 61558-1:2006 SAFETY OF POWER TRANSFORMERS, POWER SUPPLIES, REACTORS AND SIMILAR PRODUCTS - PART 1: GENERAL REQUIREMENTS AND TESTS
    I.S. EN 61800-5-1:2007 ADJUSTABLE SPEED ELECTRICAL POWER DRIVE SYSTEMS - PART 5-1: SAFETY REQUIREMENTS - ELECTRICAL, THERMAL AND ENERGY
    EN IEC 60079-7:2015/A1:2018 EXPLOSIVE ATMOSPHERES - PART 7: EQUIPMENT PROTECTION BY INCREASED SAFETY 'E' (IEC 60079-7:2015/A1:2017)
    EN 62477-1:2012/A1:2017 SAFETY REQUIREMENTS FOR POWER ELECTRONIC CONVERTER SYSTEMS AND EQUIPMENT - PART 1: GENERAL (IEC 62477-1:2012/A1:2016)
    EN 61010-2-201:2013/AC:2013 SAFETY REQUIREMENTS FOR ELECTRICAL EQUIPMENT FOR MEASUREMENT, CONTROL AND LABORATORY USE - PART 2-201: PARTICULAR REQUIREMENTS FOR CONTROL EQUIPMENT (IEC 61010-2-201:2013)
    BS EN 61558-1 : 2005 SAFETY OF POWER TRANSFORMERS, POWER SUPPLIES, REACTORS AND SIMILAR PRODUCTS - PART 1: GENERAL REQUIREMENTS AND TESTS
    BS EN 61010-2-201 : 2013 SAFETY REQUIREMENTS FOR ELECTRICAL EQUIPMENT FOR MEASUREMENT, CONTROL, AND LABORATORY USE - PART 2-201: PARTICULAR REQUIREMENTS FOR CONTROL EQUIPMENT
    BS EN 61131-2 : 2007 PROGRAMMABLE CONTROLLERS - PART 2: EQUIPMENT REQUIREMENTS AND TESTS
    BS EN 62477-1 : 2012 SAFETY REQUIREMENTS FOR POWER ELECTRONIC CONVERTER SYSTEMS AND EQUIPMENT - PART 1: GENERAL (IEC 62477-1:2012)
    BS EN 60204-1 : 2006 SAFETY OF MACHINERY - ELECTRICAL EQUIPMENT OF MACHINES - PART 1: GENERAL REQUIREMENTS
    EN 60092-507:2015/AC:2015 ELECTRICAL INSTALLATIONS IN SHIPS - PART 507: SMALL VESSELS
    BS EN 61800-5-1:2007 Adjustable speed electrical power drive systems Safety requirements. Electrical, thermal and energy
    EN 62790 : 2015 JUNCTION BOXES FOR PHOTOVOLTAIC MODULES - SAFETY REQUIREMENTS AND TESTS (IEC 62790:2014)
    UNE-EN 60204-1:2007 Safety of machinery - Electrical equipment of machines - Part 1: General requirements
    EN 60079-15:2010 EXPLOSIVE ATMOSPHERES - PART 15: EQUIPMENT PROTECTION BY TYPE OF PROTECTION "N"
    EN 61800-5-1:2007/A1:2017 ADJUSTABLE SPEED ELECTRICAL POWER DRIVE SYSTEMS - PART 5-1: SAFETY REQUIREMENTS - ELECTRICAL, THERMAL AND ENERGY (IEC 61800-5-1:2007/A1:2016)
    EN 60947-7-3:2009 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 7-3: ANCILLARY EQUIPMENT - SAFETY REQUIREMENTS FOR FUSE TERMINAL BLOCKS
    EN 60694:1996/A2:2001 COMMON SPECIFICATIONS FOR HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR STANDARDS
    EN 61558-1:2005/A1:2009 SAFETY OF POWER TRANSFORMERS, POWER SUPPLIES, REACTORS AND SIMILAR PRODUCTS - PART 1: GENERAL REQUIREMENTS AND TESTS
    EN 61131-2:2007 PROGRAMMABLE CONTROLLERS - PART 2: EQUIPMENT REQUIREMENTS AND TESTS
    EN 62683:2015 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PRODUCT DATA AND PROPERTIES FOR INFORMATION EXCHANGE (IEC 62683:2015)
    EN 50548 : 2011 AMD 2 2014 JUNCTION BOXES FOR PHOTOVOLTAIC MODULES
    EN 60947-7-2:2009 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 7-2: ANCILLARY EQUIPMENT - PROTECTIVE CONDUCTOR TERMINAL BLOCKS FOR COPPER CONDUCTORS
    EN 50343 : 2014 AMD 1 2017 RAILWAY APPLICATIONS - ROLLING STOCK - RULES FOR INSTALLATION OF CABLING
    DIN EN 61558-2-17 : 1998 SAFETY OF POWER TRANSFORMERS, POWER SUPPLY UNITS AND SIMILAR - PART 2-17: PARTICULAR REQUIREMENTS FOR TRANSFORMERS FOR SWITCH MODE POWER SUPPLIES
    EN 45510-2-7 : 2002 GUIDE FOR PROCUREMENT OF POWER STATION EQUIPMENT - PART 2-7: ELECTRICAL EQUIPMENT - SWITCHGEAR AND CONTROLGEAR

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

    IEC 60228:2004 Conductors of insulated cables
    NEMA WC 8 : 88 REV 3 96 ETHYLENE-PROPYLENE-RUBBER-INSULATED WIRE AND CABLE FOR THE TRANSMISSION AND DISTRIBUTION OF ELECTRICAL ENERGY
    EN 60947-1:2007/A2:2014 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 1: GENERAL RULES (IEC 60947-1:2007/A2:2014)
    ASTM B 172 : 2017 : REDLINE Standard Specification for Rope-Lay-Stranded Copper Conductors Having Bunch-Stranded Members, for Electrical Conductors
    NEMA WC 7 : 88 REV 4 98 CROSS-LINKED-THERMOSETTING-POLYETHYLENE-INSULATED WIRE AND CABLE FOR THE TRANSMISSION AND DISTRIBUTION OF ELECTRICAL ENERGY
    IEC 60715:2017 Dimensions of low-voltage switchgear and controlgear - Standardized mounting on rails for mechanical support of switchgear, controlgear and accessories
    IEC TR 60344:2007 CALCULATION OF D.C. RESISTANCE OF PLAIN AND COATED COPPER CONDUCTORS OF LOW-FREQUENCY CABLES AND WIRES - APPLICATION GUIDE
    IEC 60947-1:2007+AMD1:2010+AMD2:2014 CSV Low-voltage switchgear and controlgear - Part 1: General rules
    ISO 4046-4:2002 Paper, board, pulps and related terms Vocabulary Part 4: Paper and board grades and converted products
    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
    NEMA WC 3 : 92 REV 1 94 RUBBER-INSULATED WIRE AND CABLE FOR THE TRANSMISSION AND DISTRIBUTION OF ELECTRICAL ENERGY
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