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  • EN 60071-1:2006/A1:2010

    View superseded by
    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    INSULATION CO-ORDINATION - PART 1: DEFINITIONS, PRINCIPLES AND RULES

    Available format(s): 

    Superseded date:  12-10-2019

    Language(s): 

    Published date:  12-01-2013

    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 Symbols and abbreviations
    5 Procedure for insulation co-ordination
    6 Requirements for standard withstand voltage tests
    Annex A (normative) - Clearances in air to assure a
            specified impulse withstand voltage installation
    Annex B (informative) - Values of rated insulation levels
            for 1kV < U[m] <= 245 kV for highest voltages for
            equipment U[m] not standardized by IEC based on
            current practice in some countries
    Annex ZA (normative) - Normative references to
             international publications with their
             corresponding European publications
    Bibliography

    Abstract - (Show below) - (Hide below)

    Describes the procedure for the selection of the rated withstand voltages for the phase-to-earth, phase-to-phase and longitudinal insulation of the equipment and the installations of these systems.

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

    Committee SR 28
    Document Type Standard
    Publisher European Committee for Standards - Electrical
    Status Superseded
    Superseded By
    Supersedes

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

    BS EN 60433:1999 INSULATORS FOR OVERHEAD LINES WITH A NOMINAL VOLTAGE ABOVE 1 KV - CERAMIC INSULATORS WITH A.C. SYSTEMS - CHARACTERISTICS OF INSULATOR UNITS OF THE LONG ROD TYPE
    UNE-EN 50124-1:2017 Railway applications - Insulation coordination - Part 1: Basic requirements - Clearances and creepage distances for all electrical and electronic equipment
    UNE-EN 50341-1:2017 Overhead electrical lines exceeding AC 1 kV - Part 1: General requirements - Common specifications
    BS EN 50482:2008 INSTRUMENT TRANSFORMERS - THREE-PHASE INDUCTIVE VOLTAGE TRANSFORMERS HAVING U[M] UP TO 52 KV
    BS EN 60358-1:2012 Coupling capacitors and capacitor dividers General rules
    BS EN 61869-1:2009 Instrument transformers General requirements
    BS EN 50341-2-20:2015 Overhead electrical lines exceeding AC 45 kV National Normative Aspects (NNA) for ESTONIA (based on EN 50341-1:2012)
    BS EN 61481-1:2014 Live working. Phase comparators Capacitive type to be used for voltages exceeding 1 kV a.c.
    BS EN 60143-4:2010 SERIES CAPACITORS FOR POWER SYSTEMS - PART 4: THYRISTOR CONTROLLED SERIES CAPACITORS
    BS EN 61243-1 : 2005 LIVE WORKING - VOLTAGE DETECTORS - PART 1: CAPACITIVE TYPE TO BE USED FOR VOLTAGES EXCEEDING 1 KV A.C.
    BS EN 61481-2:2014 Live working. Phase comparators Resistive type to be used for voltages from 1 kV to 36 kV a.c.
    BS EN 61000-2-12:2003 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 2-12: ENVIRONMENT - COMPATIBILITY LEVELS FOR LOW-FREQUENCY CONDUCTED DISTURBANCES AND SIGNALLING IN PUBLIC MEDIUM-VOLTAGE POWER SUPPLY SYSTEMS
    BS EN 62927:2017 Voltage sourced converter (VSC) valves for static synchronous compensator (STATCOM). Electrical Testing
    EN 61243-1:2005/A1:2010 LIVE WORKING - VOLTAGE DETECTORS - PART 1: CAPACITIVE TYPE TO BE USED FOR VOLTAGES EXCEEDING 1 KV A.C.
    CEI EN 60060-3 : 2006 HIGH VOLTAGE TEST TECHNIQUES - PART 3: DEFINITIONS AND REQUIREMENTS FOR ON-SITE TESTS
    15/30298489 DC : 0 BS EN 50124-1 - RAILWAY APPLICATIONS - INSULATION COORDINATION - PART 1: BASIC REQUIREMENTS - CLEARANCES AND CREEPAGE DISTANCES FOR ALL ELECTRICAL AND ELECTRONIC EQUIPMENT
    98/202856 DC : 0 PREN 60044-1 - INSTRUMENT TRANSFORMERS - PART 1: CURRENT TRANSFORMERS
    BS EN 61481:2001 Live working. Portable phase comparators for use on voltages from 1 kV to 36 kV a.c.
    BS EN 60871-1:2014 Shunt capacitors for a.c. power systems having a rated voltage above 1 000 V General
    I.S. EN 60143-4:2010 SERIES CAPACITORS FOR POWER SYSTEMS - PART 4: THYRISTOR CONTROLLED SERIES CAPACITORS
    UNE-EN 60282-1:2011 High-voltage fuses - Part 1: Current-limiting fuses
    I.S. EN 60044-8:2002 INSTRUMENT TRANSFORMERS - PART 8: ELECTRONIC CURRENT TRANSFORMERS
    BS EN 60044-8:2002 Instrument transformers Electronic current transformers
    I.S. EN 60694:1999 COMMON SPECIFICATIONS FOR HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR STANDARDS
    I.S. EN 50110-1:2013 OPERATION OF ELECTRICAL INSTALLATIONS - PART 1: GENERAL REQUIREMENTS
    EN 62271-1:2017 High-voltage switchgear and controlgear - Part 1: Common specifications for alternating current switchgear and controlgear
    I.S. EN 60137:2017 INSULATED BUSHINGS FOR ALTERNATING VOLTAGES ABOVE 1000 V
    I.S. EN 60071-5:2015 INSULATION CO-ORDINATION - PART 5: PROCEDURES FOR HIGH-VOLTAGE DIRECT CURRENT (HVDC) CONVERTER STATIONS
    BS EN 50341-1:2012 OVERHEAD ELECTRICAL LINES EXCEEDING AC 1 KV - PART 1: GENERAL REQUIREMENTS - COMMON SPECIFICATIONS
    CEI EN 50508 : 2009 MULTI-PURPOSE INSULATING STICKS FOR ELECTRICAL OPERATIONS ON HIGH VOLTAGE INSTALLATIONS
    CEI EN 62199 : 2005 BUSHINGS FOR D.C. APPLICATION
    BS EN 60204-11 : 2001 SAFETY OF MACHINERY - ELECTRICAL EQUIPMENT OF MACHINES - PART 11: REQUIREMENTS FOR HV EQUIPMENT FOR VOLTAGES ABOVE 1000 V A.C. OR 1500 V D.C. AND NOT EXCEEDING 36 KV
    UNE-EN 60099-4:2016 Surge arresters - Part 4: Metal-oxide surge arresters without gaps for a.c. systems
    CEI EN 60282-1 : 2011 HIGH-VOLTAGE FUSES - PART 1: CURRENT-LIMITING FUSES
    EN 60137:2017 Insulated bushings for alternating voltages above 1 000 V
    I.S. EN 61000-2-12:2003 ELECTROMAGNETIC COMPATIBILITY (EMC) - ENVIRONMENT - COMPATIBILITY LEVELS FOR LOW-FREQUENCY CONDUCTED DISTURBANCES AND SIGNALLING IN PUBLIC MEDIUM-VOLTAGE POWER SUPPLY SYSTEMS
    BS EN 60519-1:2015 Safety in installations for electroheating and electromagnetic processing General requirements
    UNE-EN 61140:2017 Protection against electric shock - Common aspects for installation and equipment
    EN 50178:1997 Electronic equipment for use in power installations
    EN 60071-5:2015 Insulation co-ordination - Part 5: Procedures for high-voltage direct current (HVDC) converter stations
    EN 60099-4:2014 Surge arresters - Part 4: Metal-oxide surge arresters without gaps for a.c. systems
    EN 60694:1996/A2:2001 COMMON SPECIFICATIONS FOR HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR STANDARDS
    EN 62271-109:2009/A1:2013 HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 109: ALTERNATING-CURRENT SERIES CAPACITOR BY-PASS SWITCHES (IEC 62271-109:2008/A1:2013)
    HD 637 S1:1999/corrigendum:2005 POWER INSTALLATIONS EXCEEDING 1 KV A.C.
    EN 60204-11:2000/corrigendum:2010 SAFETY OF MACHINERY - ELECTRICAL EQUIPMENT OF MACHINES - PART 11: REQUIREMENTS FOR HV EQUIPMENT FOR VOLTAGES ABOVE 1000 V A.C. OR 1500 V D.C. AND NOT EXCEEDING 36 KV
    CLC/TS 50544:2010 Low voltage d.c. surge protective device for traction systems - Selection and application rules for surge arresters
    EN 60519-1:2015 Safety in installations for electroheating and electromagnetic processing - Part 1: General requirements
    EN 61788-14:2010 Superconductivity - Part 14: Superconducting power devices - General requirements for characteristic tests of current leads designed for powering superconducting devices
    EN 60143-1:2015/AC:2017-05 Series capacitors for power systems - Part 1: General
    EN 61000-2-12:2003 Electromagnetic compatibility (EMC) - Part 2-12: Environment - Compatibility levels for low-frequency conducted disturbances and signalling in public medium-voltage power supply systems
    EN 60060-3:2006/corrigendum Oct. 2006 HIGH VOLTAGE TEST TECHNIQUES - PART 3: DEFINITIONS AND REQUIREMENTS FOR ON-SITE TESTS
    EN 61466-2:1998/A1:2002 COMPOSITE STRING INSULATOR UNITS FOR OVERHEAD LINES WITH A NOMINAL VOLTAGE GREATER THAN 1 KV - PART 2: DIMENSIONAL AND ELECTRICAL CHARACTERISTICS
    EN 62199:2004 Bushings for d.c. application
    EN 61481-1:2014 Live working - Phase comparators - Part 1: Capacitive type to be used for voltages exceeding 1 kV a.c.
    EN 50482:2008 Instrument transformers - Three-phase inductive voltage transformers having Um up to 52 kV
    EN 60044-5:2004 Instrument transformers - Part 5: Capacitor voltage transformers
    EN 61230:2008 LIVE WORKING - PORTABLE EQUIPMENT FOR EARTHING OR EARTHING AND SHORT-CIRCUITING
    OVE/ONORM EN 50124-1 : 2011-05 RAILWAY APPLICATIONS - INSULATION COORDINATION - PART 1: BASIC REQUIREMENTS - CLEARANCES AND CREEPAGE DISTANCES FOR ALL ELECTRICAL AND ELECTRONIC EQUIPMENT
    01/207421 DC : DRAFT OCT 2001 EN 50XX - CAPACITANCE GRADED OUTDOOR BUSHINGS 52 KV TO 420 KV FOR OIL IMMERSED TRANSFORMERS
    I.S. EN 50482:2008 INSTRUMENT TRANSFORMERS - THREE-PHASE INDUCTIVE VOLTAGE TRANSFORMERS HAVING U[M] UP TO 52 KV
    BS EN 60044-1:1999 INSTRUMENT TRANSFORMERS - PART 1: CURRENT TRANSFORMERS
    BS EN 60044-5:2004 INSTRUMENT TRANSFORMERS - PART 5: CAPACITOR VOLTAGE TRANSFORMERS
    CEI EN 60265-1 : 2000 INTERRUPTEURS A HAUTE TENSION - PARTIE 1: INTERRUPTEURS POUR TENSIONS ASSIGNEES SUPERIEURES A 1 KV ET INFERIEURES A 52 KV
    CEI EN 60660 : 2000 INSULATORS TESTS ON INDOOR POST INSULATORS OF ORGANIC MATERIAL FOR SYSTEMS WITH NOMINAL VOLTAGES GREATER THAN 1 KV UP TO BUT NOT INCLUDING 300 KV
    DIN EN 61954 : 2018 STATIC VAR COMPENSATORS (SVC) - TESTING OF THYRISTOR VALVES (IEC 61954:2011 + A1:2013 + A2:2017)
    BS EN 60700-1:2015 Thyristor valves for high voltage direct current (HVDC) power transmission Electrical testing
    CEI EN 60076-3 : 2015 POWER TRANSFORMERS - PART 3: INSULATION LEVELS, DIELECTRIC TESTS AND EXTERNAL CLEARANCES IN AIR
    BS EN 62199:2004 BUSHINGS FOR D.C. APPLICATION
    BS EN 50508:2009 MULTI-PURPOSE INSULATING STICKS FOR ELECTRICAL OPERATIONS ON HIGH VOLTAGE INSTALLATIONS
    CEI EN 62689-1 : 1ED 2017 CURRENT AND VOLTAGE SENSORS OR DETECTORS, TO BE USED FOR FAULT PASSAGE INDICATION PURPOSES - PART 1: GENERAL PRINCIPLES AND REQUIREMENTS
    PREN 50124-1 : DRAFT 2015 RAILWAY APPLICATIONS - INSULATION COORDINATION - PART 1: BASIC REQUIREMENTS - CLEARANCES AND CREEPAGE DISTANCES FOR ALL ELECTRICAL AND ELECTRONIC EQUIPMENT
    I.S. EN 61481:2001 LIVE WORKING - PORTABLE PHASE COMPARATORS FOR VOLTAGES OF 1 KV TO 36 KV A.C.
    BS EN 50178:1998 Electronic equipment for use in power installations
    I.S. EN 60726:2003 DRY-TYPE POWER TRANSFORMERS
    UNE-EN 61557-12:2010 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 12: Performance measuring and monitoring devices (PMD)
    I.S. EN 60044-5:2004 INSTRUMENT TRANSFORMERS - PART 5: CAPACITOR VOLTAGE TRANSFORMERS
    I.S. EN 62146-1:2014 GRADING CAPACITORS FOR HIGH-VOLTAGE ALTERNATING CURRENT CIRCUIT-BREAKERS - PART 1: GENERAL
    I.S. EN 62271-1:2017 HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 1: COMMON SPECIFICATIONS FOR ALTERNATING CURRENT SWITCHGEAR AND CONTROLGEAR
    BS EN 60137:2017 Insulated bushings for alternating voltages above 1000 V
    BS EN 62146-1 : 2014 GRADING CAPACITORS FOR HIGH-VOLTAGE ALTERNATING CURRENT CIRCUIT-BREAKERS - PART 1: GENERAL (IEC 62146-1:2013)
    I.S. EN 61071:2007 CAPACITORS FOR POWER ELECTRONICS
    EN 50341-2-20:2015 Overhead electrical lines exceeding AC 1 kV - Part 2-20: National Normative Aspects (NNA) for ESTONIA (based on EN 50341-1:2012)
    I.S. HD 632:2016 POWER CABLES WITH EXTRUDED INSULATION AND THEIR ACCESSORIES FOR RATED VOLTAGES ABOVE 36 KV (U[M] = 42 KV) UP TO 150 KV (U[M] = 170 KV)
    I.S. EN 60358-1:2012 COUPLING CAPACITORS AND CAPACITOR DIVIDERS - PART 1: GENERAL RULES (IEC 60358-1:2012 (EQV))
    CEI EN 60099-5 : 2014 SURGE ARRESTERS - PART 5: SELECTION AND APPLICATION RECOMMENDATIONS
    EN 50124-1:2017 Railway applications - Insulation coordination - Part 1: Basic requirements - Clearances and creepage distances for all electrical and electronic equipment
    CEI EN 60433 : 1999 INSULATORS FOR OVERHEAD LINES WITH A NOMINAL VOLTAGE ABOVE 1 KV CERAMIC INSULATORS FOR A.C. SYSTEMS CHARACTERISTICS OF INSULATOR UNITS OF THE LONG ROD TYPE
    CEI EN 60507 : 2014 ARTIFICIAL POLLUTION TESTS ON HIGH-VOLTAGE CERAMIC AND GLASS INSULATORS TO BE USED ON A.C. SYSTEMS
    I.S. EN 62689-1:2016 CURRENT AND VOLTAGE SENSORS OR DETECTORS, TO BE USED FOR FAULT PASSAGE INDICATION PURPOSES - PART 1: GENERAL PRINCIPLES AND REQUIREMENTS
    I.S. EN 50341-1:2012 OVERHEAD ELECTRICAL LINES EXCEEDING AC 1 KV - PART 1: GENERAL REQUIREMENTS - COMMON SPECIFICATIONS
    VDE 0553-100 : 2018 STATIC VAR COMPENSATORS (SVC) - TESTING OF THYRISTOR VALVES (IEC 61954:2011 + A1:2013 + A2:2017)
    CLC/TR 50488:2006 Railway applications - Safety measures for the personnel working on or near overhead contact lines
    CEI EN 60099-4 : 2015 SURGE ARRESTERS - PART 4: METAL-OXIDE SURGE ARRESTERS WITHOUT GAPS FOR A.C. SYSTEMS
    CEI EN 60143-4 : 2012 SERIES CAPACITORS FOR POWER SYSTEMS - PART 4: THYRISTOR CONTROLLED SERIES CAPACITORS
    EN 50341-1:2012 Overhead electrical lines exceeding AC 1 kV - Part 1: General requirements - Common specifications
    I.S. EN 50124-1:2017 RAILWAY APPLICATIONS - INSULATION COORDINATION - PART 1: BASIC REQUIREMENTS - CLEARANCES AND CREEPAGE DISTANCES FOR ALL ELECTRICAL AND ELECTRONIC EQUIPMENT
    I.S. EN 61954:2011 STATIC VAR COMPENSATORS (SVC) - TESTING OF THYRISTOR VALVES
    EN 60947-1:2007/A2:2014 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 1: GENERAL RULES (IEC 60947-1:2007/A2:2014)
    EN 60433:1998 Insulators for overhead lines with a nominal voltage above 1 kV - Ceramic insulators for a.c. systems - Characteristics of insulator units of the long rod type
    VDE 0674-1 : 2001-12 TESTS ON INDOOR AND OUTDOOR POST INSULATORS OF CERAMIC MATERIAL OR GLASS FOR SYSTEMS WITH NOMINAL VOLTAGES GREATER THAN 1 KV
    VDE 0682-412 : 2001 AMD 1 2003 LIVE WORKING - VOLTAGE DETECTORS - PART 2: RESISTIVE TYPE TO BE USED FOR VOLTAGES OF 1 KV TO 36 KV A.C.
    DIN EN 61243-2 : 2001 AMD 2 2003 LIVE WORKING - VOLTAGE DETECTORS - PART 2: RESISTIVE TYPE TO BE USED FOR VOLTAGES OF 1 KV TO 36 KV A.C.
    DIN EN 60168 : 2001-12 TESTS ON INDOOR AND OUTDOOR POST INSULATORS OF CERAMIC MATERIAL OR GLASS FOR SYSTEMS WITH NOMINAL VOLTAGES GREATER THAN 1 KV
    KTA 3403 : 2015(R2017) CABLE PENETRATIONS THROUGH THE REACTOR CONTAINMENT VESSEL OF NUCLEAR POWER PLANTS
    CEI EN 50110-1 : 2014 OPERATION OF ELECTRICAL INSTALLATIONS - PART 1: GENERAL REQUIREMENTS
    EN 62927:2017/AC:2018-01 VOLTAGE SOURCED CONVERTER (VSC) VALVES FOR STATIC SYNCHRONOUS COMPENSATOR (STATCOM) - ELECTRICAL TESTING (IEC 62927:2017/COR1:2017)
    BS EN 60044-2:1999 INSTRUMENT TRANSFORMERS - PART 2: INDUCTIVE VOLTAGE TRANSFORMERS
    CEI EN 60044-7 : 2001 INSTRUMENT TRANSFORMERS - PART 7: ELECTRONIC VOLTAGE TRANSFORMERS
    DD CLC/TS 50544:2010 Low voltage d.c. surge protective device for traction systems. Selection and application rules for surge arresters
    BS EN 60947-1 : 2007 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 1: GENERAL RULES
    UNE-EN 60137:2011 Insulated bushings for alternating voltages above 1 000 V
    I.S. EN 61243-2:1999 LIVE WORKING - VOLTAGE DETECTORS - PART 2: RESISTIVE TYPE TO BE USED FOR VOLTAGES OF 1 KV TO 36 KV A.C.
    UNE-EN 60071-5:2015 Insulation co-ordination - Part 5: Procedures for high-voltage direct current (HVDC) converter stations
    I.S. EN 61466-2:1999 COMPOSITE STRING INSULATOR UNITS FOR OVERHEAD LINES WITH A NOMINAL VOLTAGE GREATER THAN 1 KV - PART 2: DIMENSIONAL AND ELECTRICAL CHARACTERISTICS
    I.S. EN 50508:2009 MULTI-PURPOSE INSULATING STICKS FOR ELECTRICAL OPERATIONS ON HIGH VOLTAGE INSTALLATIONS
    I.S. EN 61869-1:2009 INSTRUMENT TRANSFORMERS - PART 1: GENERAL REQUIREMENTS
    BS EN 62271-1:2017 High-voltage switchgear and controlgear Common specifications for alternating current switchgear and controlgear
    I.S. EN 61140:2016 PROTECTION AGAINST ELECTRIC SHOCK - COMMON ASPECTS FOR INSTALLATION AND EQUIPMENT
    I.S. EN IEC 60071-2:2018 INSULATION CO-ORDINATION - PART 2: APPLICATION GUIDELINES
    I.S. EN 60507:2014 ARTIFICIAL POLLUTION TESTS ON HIGH-VOLTAGE CERAMIC AND GLASS INSULATORS TO BE USED ON A.C. SYSTEMS
    CEI EN 61000-2-12 : 2004 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 2-12: ENVIRONMENT - COMPATIBILITY LEVELS FOR LOW-FREQUENCY CONDUCTED DISTURBANCES AND SIGNALLING IN PUBLIC MEDIUM-VOLTAGE POWER SUPPLY SYSTEMS
    CEI EN 50341-1 : 2013 OVERHEAD ELECTRICAL LINES EXCEEDING AC 1 KV - PART 1: GENERAL REQUIREMENTS - COMMON SPECIFICATIONS
    CEI EN 60871-1 : 2015 SHUNT CAPACITORS FOR A.C. POWER SYSTEMS HAVING A RATED VOLTAGE ABOVE 1000 V - PART 1: GENERAL
    I.S. EN 60099-4:2014 SURGE ARRESTERS - PART 4: METAL-OXIDE SURGE ARRESTERS WITHOUT GAPS FOR A.C. SYSTEMS
    UNE-EN 61472:2014 Live working - Minimum approach distances for a.c systems in the voltage range 72,5 kV to 800 kV - A method of calculation
    EN 61936-1 : 2010 AMD 1 2014 POWER INSTALLATIONS EXCEEDING 1 KV A.C. - PART 1: COMMON RULES (IEC 61936-1:2010/A1:2014)
    I.S. EN 62199:2004 BUSHINGS FOR D.C. APPLICATION
    I.S. EN 60700-1:2015 THYRISTOR VALVES FOR HIGH VOLTAGE DIRECT CURRENT (HVDC) POWER TRANSMISSION - PART 1: ELECTRICAL TESTING
    I.S. EN 60204-11:2000 SAFETY OF MACHINERY - ELECTRICAL EQUIPMENT OF MACHINES PART 11: REQUIREMENTS FOR HV EQUIPMENT FOR VOLTAGES ABOVE 1000 V A.C. OR 1500 V D.C. AND NOT EXCEEDING 36 KV
    EN 62823:2015 Thyristor valves for thyristor controlled series capacitors (TCSC) - Electrical testing
    UNE-EN 61869-1:2010 Instrument transformers -- Part 1: General requirements
    CEI EN 60519-1 : 2016 SAFETY IN INSTALLATIONS FOR ELECTROHEATING AND ELECTROMAGNETIC PROCESSING - PART 1: GENERAL REQUIREMENTS
    EN 62271-104:2015 High-voltage switchgear and controlgear - Part 104: Alternating current switches for rated voltages higher than 52 kV
    BS EN 60694:1997 Common specifications for high-voltage switchgear and controlgear standards
    I.S. EN 50341-2-20:2015 OVERHEAD ELECTRICAL LINES EXCEEDING AC 45 KV - PART 2-20: NATIONAL NORMATIVE ASPECTS (NNA) FOR ESTONIA (BASED ON EN 50341-1:2012)
    BS EN 61472:2013 Live working. Minimum approach distances for a.c systems in the voltage range 72,5 kV to 800 kV. A method of calculation
    CEI EN 60044-8 : 2004 INSTRUMENT TRANSFORMERS - PART 8: ELECTRONIC CURRENT TRASFORMERS
    BS EN 60071-5:2015 Insulation co-ordination Procedures for high-voltage direct current (HVDC) converter stations
    12/30260570 DC : 0 BS EN 50341-1 - OVERHEAD ELECTRICAL LINES EXCEEDING AC 1 KV - PART 1: GENERAL REQUIREMENTS - COMMON SPECIFICATIONS
    BS EN 62689-1:2016 Current and voltage sensors or detectors, to be used for fault passage indication purposes General principles and requirements
    EN 62689-1:2016 Current and voltage sensors or detectors, to be used for fault passage indication purposes - Part 1: General principles and requirements
    CEI EN 61788-14 : 2011 SUPERCONDUCTIVITY - PART 14: SUPERCONDUCTING POWER DEVICES - GENERAL REQUIREMENTS FOR CHARACTERISTIC TESTS OF CURRENT LEADS DESIGNED FOR POWERING SUPERCONDUCTING DEVICES
    BS EN 60044-7:2000 Instrument transformers Electronic voltage transformers
    BS EN 61230:2008 LIVE WORKING - PORTABLE EQUIPMENT FOR EARTHING OR EARTHING AND SHORT-CIRCUITING
    BS EN 62271-104:2015 High-voltage switchgear and controlgear Alternating current switches for rated voltages higher than 52 kV
    CEI CLC/TR 50488 : 2007 RAILWAY APPLICATIONS - SAFETY MEASURES FOR PERSONNEL WORKING NEAR OVERHEAD CONTACT LINES
    BS EN 61071:2007 Capacitors for power electronics
    BS EN 61788-14:2010 Superconductivity Superconducting power devices. General requirements for characteristic tests of current leads designed for powering superconducting devices
    CEI EN 61334-3-21 : 1997 DISTRIBUTION AUTOMATION USING DISTRIBUTION LINE CARRIER SYSTEMS - PART 3: MAINS SIGNALLING REQUIREMENTS - SECTION 21: MV PHASE-TO-PHASE ISOLATED CAPACITIVE COUPLING DEVICE
    BS EN 60099-9:2014 SURGE ARRESTERS - PART 9: METAL-OXIDE SURGE ARRESTERS WITHOUT GAPS FOR HVDC CONVERTER STATIONS
    I.S. EN 60076-3:2013 POWER TRANSFORMERS - PART 3: INSULATION LEVELS, DIELECTRIC TESTS AND EXTERNAL CLEARANCES IN AIR
    BS EN 61243-2:1998 Live working. Voltage detectors Resistive type to be used for voltages of 1 kV to 36 kV a.c.
    CEI CLC/TS 50544 : 2011 LOW VOLTAGE D.C. SURGE PROTECTIVE DEVICE FOR TRACTION SYSTEMS - SELECTION AND APPLICATION RULES FOR SURGE ARRESTERS
    VDE 0414-1 : 2001 INSTRUMENT TRANSFORMERS - PART 1: CURRENT TRANSFORMERS
    BS EN 60099-5:2013 Surge arresters Selection and application recommendations
    UNE-EN 62271-104:2015 High-voltage switchgear and controlgear - Part 104: Alternating current switches for rated voltages higher than 52 kV
    UNE-EN 50110-1:2014 Operation of electrical installations - Part 1: General requirements
    I.S. EN 61788-14:2010 SUPERCONDUCTIVITY - PART 14: SUPERCONDUCTING POWER DEVICES - GENERAL REQUIREMENTS FOR CHARACTERISTIC TESTS OF CURRENT LEADS DESIGNED FOR POWERING SUPERCONDUCTING DEVICES
    I.S. EN 62823:2015 THYRISTOR VALVES FOR THYRISTOR CONTROLLED SERIES CAPACITORS (TCSC) - ELECTRICAL TESTING
    S.R. CLC/TR 50488:2007 RAILWAY APPLICATIONS - SAFETY MEASURES FOR THE PERSONNEL WORKING ON OR NEAR OVERHEAD CONTACT LINES
    I.S. EN 60519-1:2015 SAFETY IN INSTALLATIONS FOR ELECTROHEATING AND ELECTROMAGNETIC PROCESSING - PART 1: GENERAL REQUIREMENTS
    I.S. EN 60060-3:2006 HIGH VOLTAGE TEST TECHNIQUES - PART 3: DEFINITIONS AND REQUIREMENTS FOR ON-SITE TESTS
    I.S. EN 62271-104:2015 HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 104: ALTERNATING CURRENT SWITCHES FOR RATED VOLTAGES HIGHER THAN 52 KV
    UNE-EN 50508:2011 Multi-purpose insulating sticks for electrical operations on high voltage installations
    I.S. EN 61936-1:2010 POWER INSTALLATIONS EXCEEDING 1 KV A.C. - PART 1: COMMON RULES
    I.S. EN 61243-1:2005 LIVE WORKING - VOLTAGE DETECTORS - PART 1: CAPACITIVE TYPE TO BE USED FOR VOLTAGES EXCEEDING 1 KV A.C.
    S.R. CLC/TS 50544:2010 LOW VOLTAGE D.C. SURGE PROTECTIVE DEVICE FOR TRACTION SYSTEMS - SELECTION AND APPLICATION RULES FOR SURGE ARRESTERS
    I.S. EN 60099-5:2013 SURGE ARRESTERS - PART 5: SELECTION AND APPLICATION RECOMMENDATIONS (IEC 60099-5:2013 (EQV))
    EN 60358-1:2012 COUPLING CAPACITORS AND CAPACITOR DIVIDERS - PART 1: GENERAL RULES (IEC 60358-1:2012)
    95/214868 DC : 0 PREN 50178 - ELECTRONIC EQUIPMENT FOR USE IN POWER INSTALLATIONS
    BS EN 61140 : 2002 PROTECTION AGAINST ELECTRIC SHOCK - COMMON ASPECTS FOR INSTALLATION AND EQUIPMENT
    BS EN 61936-1 : 2010 POWER INSTALLATIONS EXCEEDING 1 KV A.C - PART 1: COMMON RULES
    UNE-EN 61936-1:2012 Power installations exceeding 1 kV a.c. -- Part 1: Common rules
    UNE-EN 61243-1:2006 Live working - Voltage detectors -- Part 1: Capacitive type to be used for voltages exceeding 1 kV a.c. (IEC 61243-1:2003, modified).
    EN 61481:2001/A2:2005 LIVE WORKING - PORTABLE PHASE COMPARATORS FOR USE ON VOLTAGES FROM 1 KV TO 36 KV A.C.
    I.S. EN 60871-1:2014 SHUNT CAPACITORS FOR A.C. POWER SYSTEMS HAVING A RATED VOLTAGE ABOVE 1000 V - PART 1: GENERAL
    PREN 50341-1 : DRAFT 2012 OVERHEAD ELECTRICAL LINES EXCEEDING AC 1 KV - PART 1: GENERAL REQUIREMENTS - COMMON SPECIFICATIONS
    EN IEC 60099-5:2018 Surge arresters - Part 5: Selection and application recommendations
    BS EN 60060-3:2006 High voltage test techniques Definitions and requirements for on-site tests
    CEI 32-14 : 1998 HIGH-VOLTAGE FUSES - PART 2: EXPULSION FUSES
    CEI EN 61071 : 2007 CAPACITORS FOR POWER ELECTRONICS
    BS EN 60143-1:2015 Series capacitors for power systems General
    EN 61954:2011/A2:2017 STATIC VAR COMPENSATORS (SVC) - TESTING OF THYRISTOR VALVES (IEC 61954:2011/A2:2017)
    BS EN 62823:2015 Thyristor valves for thyristor controlled series capacitors (TCSC). Electrical testing
    BS EN 50110-1:2013 Operation of electrical installations General requirements
    CEI EN 62927 : 1ED 2018 VOLTAGE SOURCED CONVERTER (VSC) VALVES FOR STATIC SYNCHRONOUS COMPENSATOR (STATCOM) - ELECTRICAL TESTING
    BS EN 50124-1:2017 Railway applications. Insulation coordination Basic requirements. Clearances and creepage distances for all electrical and electronic equipment
    BS EN 60265-1:1998 SPECIFICATION FOR HIGH-VOLTAGE SWITCHES - PART 1: SWITCHES FOR RATED VOLTAGES ABOVE 1 KV AND LESS THAN 52 KV
    06/30159668 DC : 0 BS EN 50508 - MULTI-PURPOSE INSULATING STICKS FOR ELECTRICAL OPERATIONS ON HIGH VOLTAGE INSTALLATIONS
    BS EN 61466-2 : 1999 COMPOSITE STRING INSULATOR UNITS FOR OVERHEAD LINES WITH A NOMINAL VOLTAGE GREATER THAN 1 KV - DIMENSIONAL AND ELECTRICAL CHARACTERISTICS
    BS EN 60076-3 : 2013 POWER TRANSFORMERS - PART 3: INSULATION LEVELS, DIELECTRIC TESTS AND EXTERNAL CLEARANCES IN AIR
    CEI EN 61869-1 : 2010 INSTRUMENT TRANSFORMERS - PART 1: GENERAL REQUIREMENTS
    CEI EN 60071-2 : 1998 INSULATION CO-ORDINATION - PART 2: APPLICATION GUIDE
    EN IEC 60071-2:2018 Insulation co-ordination - Part 2: Application guidelines
    I.S. EN IEC 60099-5:2018 SURGE ARRESTERS - PART 5: SELECTION AND APPLICATION RECOMMENDATIONS
    I.S. EN 60947-1:2007 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 1: GENERAL RULES
    I.S. EN 62927:2017 VOLTAGE SOURCED CONVERTER (VSC) VALVES FOR STATIC SYNCHRONOUS COMPENSATOR (STATCOM) - ELECTRICAL TESTING
    I.S. EN 60143-1:2015 SERIES CAPACITORS FOR POWER SYSTEMS - PART 1: GENERAL
    EN IEC/IEEE 65700 : 2018 BUSHINGS FOR DC APPLICATION (IEC/IEEE 65700-19-03:2014)
    BS EN 60099-4:2014 SURGE ARRESTERS - PART 4: METAL-OXIDE SURGE ARRESTERS WITHOUT GAPS FOR A.C. SYSTEMS
    I.S. EN IEC/IEEE 65700:2018 BUSHINGS FOR DC APPLICATION
    CEI EN 60137 : 2009 INSULATED BUSHINGS FOR ALTERNATING VOLTAGES ABOVE 1000 V
    I.S. HD 637:1999 POWER INSTALLATIONS EXCEEDING 1 KV A.C.
    I.S. EN 60433:1998 INSULATORS FOR OVERHEAD LINES WITH A NOMINAL VOLTAGE ABOVE 1 KV - CERAMIC INSULATORS FOR A.C. SYSTEMS - CHARACTERISTICS OF INSULATOR UNITS OF THE LONG ROD TYPE
    I.S. EN 62271-109:2009 HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 109: ALTERNATING-CURRENT SERIES CAPACITOR BY-PASS SWITCHES (IEC 62271-109:2008 (EQV))
    IEC 61466-2:1998+AMD1:2002 CSV Composite string insulator units for overhead lines with a nominal voltage greater than 1 000 V - Part 2: Dimensional and electrical characteristics
    EN 61140:2016 Protection against electric shock - Common aspects for installation and equipment
    EN 50508:2009 Multi-purpose insulating sticks for electrical operations on high voltage installations
    EN 60700-1:2015/AC:2017-02 THYRISTOR VALVES FOR HIGH VOLTAGE DIRECT CURRENT (HVDC) POWER TRANSMISSION - PART 1: ELECTRICAL TESTING (IEC 60700-1:2015/COR1:2017)
    EN 62146-1:2014/A1:2016 GRADING CAPACITORS FOR HIGH-VOLTAGE ALTERNATING CURRENT CIRCUIT-BREAKERS - PART 1: GENERAL (IEC 62146-1:2013/A1:2016)
    EN 61869-1:2009 Instrument transformers - Part 1: General requirements
    EN 61481-2:2014 Live working - Phase comparators - Part 2: Resistive type to be used for voltages from 1 kV to 36 kV a.c.
    EN 61243-2:1997/A2:2002 LIVE WORKING - VOLTAGE DETECTORS - PART 2: RESISTIVE TYPE TO BE USED FOR VOLTAGES OF 1 KV TO 36 KV A.C.
    EN 60044-1:1999/A2:2003 INSTRUMENT TRANSFORMERS - PART 1: CURRENT TRANSFORMERS
    EN 60099-9:2014 Surge arresters - Part 9: Metal-oxide surge arresters without gaps for HVDC converter stations
    EN 60143-4 : 2010 SERIES CAPACITORS FOR POWER SYSTEMS - PART 4: THYRISTOR CONTROLLED SERIES CAPACITORS
    EN 60507:2014 Artificial pollution tests on high-voltage ceramic and glass insulators to be used on a.c. systems
    EN 61472:2013/AC:2015 LIVE WORKING - MINIMUM APPROACH DISTANCES FOR A.C SYSTEMS IN THE VOLTAGE RANGE 72,5 KV TO 800 KV - A METHOD OF CALCULATION (IEC 61472:2013)
    EN 61071:2007 Capacitors for power electronics
    EN 60044-8:2002 Instrument transformers - Part 8: Electronic current transformers
    EN 60871-1:2014 Shunt capacitors for a.c. power systems having a rated voltage above 1 000 V - Part 1: General
    EN 50110-1:2013 Operation of electrical installations - Part 1: General requirements
    EN 60044-2:1999/A2:2003 INSTRUMENT TRANSFORMERS - PART 2: INDUCTIVE VOLTAGE TRANSFORMERS
    EN 60099-5:2013 Surge arresters - Part 5: Selection and application recommendations
    EN 60076-3:2013/A1:2018 POWER TRANSFORMERS - PART 3: INSULATION LEVELS, DIELECTRIC TESTS AND EXTERNAL CLEARANCES IN AIR (IEC 60076-3:2013/A1:2018)

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

    IEC 60038:2009 IEC standard voltages
    IEC 60050-601:1985 International Electrotechnical Vocabulary (IEV) - Part 601: Generation, transmission and distribution of electricity - General
    IEC 60099-4:2014 Surge arresters - Part 4: Metal-oxide surge arresters without gaps for a.c. systems
    EN 60099-4:2014 Surge arresters - Part 4: Metal-oxide surge arresters without gaps for a.c. systems
    HD 588.1 : S1 AMD 1 HIGH VOLTAGE TEST TECHNIQUES - GENERAL DEFINITIONS AND TEST REQUIREMENTS
    HD 472 S1:1989/AC:2013 NOMINAL VOLTAGES FOR LOW-VOLTAGE PUBLIC ELECTRICITY SUPPLY SYSTEMS
    EN 60507:2014 Artificial pollution tests on high-voltage ceramic and glass insulators to be used on a.c. systems
    IEC 60721-2-2:2012 Classification of environmental conditions - Part 2-2: Environmental conditions appearing in nature - Precipitation and wind
    IEC 60633:1998+AMD1:2009+AMD2:2015 CSV Terminology for high-voltage direct current (HVDC) transmission
    IEC 60071-2:1996 Insulation co-ordination - Part 2: Application guide
    EN 60071-2:1997 Insulation co-ordination - Part 2: Application guide
    IEC 60060-1:2010 High-voltage test techniques - Part 1: General definitions and test requirements
    IEC 60507:2013 Artificial pollution tests on high-voltage ceramic and glass insulators to be used on a.c. systems
    EN 60633:1999/A2:2015 TERMINOLOGY FOR HIGH-VOLTAGE DIRECT CURRENT (HVDC) TRANSMISSION (IEC 60633:1998/A2:2015)
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