• BS EN 60044-7 : 2000

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    INSTRUMENT TRANSFORMERS - PART 7 - ELECTRONIC VOLTAGE TRANSFORMERS

    Available format(s):  Hardcopy, PDF

    Superseded date:  28-02-2017

    Language(s):  English

    Published date:  01-01-2000

    Publisher:  British Standards Institution

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

    1 General
          1.1 Scope
          1.2 Normative references
          1.3 General block diagram of electronic voltage
                 transformers
    2 Definitions
          2.1 General definitions
          2.2 Additional definitions for single-phase
                 electronic protective voltage transformers
          2.3 Index of symbols
    3 General requirements
          3.1 General
          3.2 Information to be given for enquiries,
                 tenders and orders
    4 Normal and special service conditions
          4.1 Normal service conditions
          4.2 Special service conditions
          4.3 Earthing system
    5 Ratings
          5.1 Standard values of rated voltages
          5.2 Standard values of rated output
          5.3 Standard values of rated voltage factor
          5.4 Standard values of rated auxiliary power
                 supply voltage
          5.5 Standard reference values of other influencing
                 parameters
    6 Design requirements
          6.1 Insulation requirements for primary voltage
                 sensor
          6.2 Insulation requirements for low-voltage
                 components
          6.3 Short-circuit withstand capability
          6.4 Limits of temperature rise
          6.5 Radio interference voltage requirements
          6.6 Transmitted overvoltage requirements
          6.7 Electromagnetic compatibility requirements
          6.8 Reliability
          6.9 Abnormal conditions withstand capability
          6.10 Abnormal conditions signalling
          6.11 Mechanical requirements
          6.12 Earthing terminals
    7 Classification of tests
          7.1 Type tests
          7.2 Routine tests
          7.3 Special tests
    8 Type tests
          8.1 Impulse test on primary voltage terminals
          8.2 Wet test for outdoor type electronic voltage
                 transformers
          8.3 Tests for accuracy
          8.4 Test for abnormal conditions withstand capability
          8.5 Radio interference voltage test
          8.6 Transmitted overvoltage test
          8.7 Electromagnetic compatibility tests
          8.8 Impulse voltage withstand test for low-voltage
                 components
          8.9 Transient performance tests
    9 Routine tests
          9.1 Verification of terminal markings
          9.2 Power-frequency withstand tests on primary
                 voltage terminals and partial discharge
                 measurement
          9.3 Power-frequency voltage withstand test for
                 low-voltage components
          9.4 Tests for accuracy
    10 Special tests
          10.1 Chopped lightning-impulse test on primary voltage
                 terminals
          10.2 Measurement of capacitance and dielectric
                 dissipation factor
          10.3 Mechanical strength tests
    11 Markings
          11.1 Rating plate markings
          11.2 Terminal markings
    12 Accuracy requirements for single-phase electronic
          measuring voltage transformers
          12.1 General requirements
          12.2 Maintenance requirement
          12.3 Accuracy class designation for electronic
                 measuring voltage transformers
          12.4 Standard accuracy classes for electronic
                 measuring voltage transformers
          12.5 Limits of voltage error and phase displacement
                 for electronic measuring voltage transformers
    13 Additional requirements for single-phase electronic
          protective voltage transformers
          13.1 General requirements
          13.2 Maintenance requirements
          13.3 Accuracy class designation for electronic
                 protective voltage transformers
          13.4 Standard accuracy classes for electronic
                 protective voltage transformers
          13.5 Limits of voltage error and phase displacement
                 for electronic protective voltage transformers
          13.6 Transient performance requirements
    Annex A (normative) Burdens for the transient response test
    Annex B (informative) Technical information for electronic
                          voltage transformers
    Annex C (informative) Bibliography
    Annex ZA (normative) Normative references to international
                         publications with their corresponding
                         European publications

    Abstract - (Show below) - (Hide below)

    Applies to newly manufactured electronic voltage transformers with analogue output, intended for use with electrical measuring instruments and electrical protective devices at frequencies between 15 Hz and 100 Hz.

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

    Committee PEL/38
    Development Note Also numbered as IEC 60044-7. Supersedes 93/202657 DC. (09/2005) Superseded by BS EN 61869-6, but remains current and will be withdrawn on 23/12/2019. (03/2017)
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By
    Supersedes

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

    IEC 61000-4-8 : 2.0 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-8: TESTING AND MEASUREMENT TECHNIQUES - POWER FREQUENCY MAGNETIC FIELD IMMUNITY TEST
    IEC 61000-4-10 : 2.0 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-10: TESTING AND MEASUREMENT TECHNIQUES - DAMPED OSCILLATORY MAGNETIC FIELD IMMUNITY TEST
    IEC 60060-2:2010 High-voltage test techniques - Part 2: Measuring systems
    IEC 60255-22-1:2007 MEASURING RELAYS AND PROTECTION EQUIPMENT - PART 22-1: ELECTRICAL DISTURBANCE TESTS - 1 MHZ BURST IMMUNITY TESTS
    EN 60044-2:1999/A2:2003 INSTRUMENT TRANSFORMERS - PART 2: INDUCTIVE VOLTAGE TRANSFORMERS
    IEC 60038:2009 IEC standard voltages
    IEC 60270:2000+AMD1:2015 CSV High-voltage test techniques - Partial discharge measurements
    IEC 61000-2-10:1998 Electromagnetic compatibility (EMC) - Part 2-10: Environment - Description of HEMP environment - Conducted disturbance
    EN 60721-3-1:1997 CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - CLASSIFICATION OF GROUPS OF ENVIRONMENTAL PARAMETERS AND THEIR SEVERITIES - STORAGE
    EN 61000-4-1:2007 Electromagnetic compatibility (EMC) - Part 4-1: Testing and measurement techniques - Overview of IEC 61000-4 series
    HD 478.2.3 : 200S1 CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - ENVIRONMENTAL CONDITIONS APPEARING IN NATURE - AIR PRESSURE
    HD 478.2.2 : 200S1 CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - ENVIRONMENTAL CONDITIONS APPEARING IN NATURE - PRECIPITATION AND WIND
    HD 478.2.6 : 200S1 CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - ENVIRONMENTAL CONDITIONS APPEARING IN NATURE - EARTHQUAKE VIBRATION AND SHOCK
    IEC TR 61000-1-1:1992 Electromagnetic compatibility (EMC) - Part 1: General - Section 1: Application and interpretation of fundamental definitions and terms
    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 61000-2-12:2003 Electromagnetic compatibility (EMC) - Part 2-12: Environment - Compatibility levels for low-frequency conducted disturbances and signalling in public medium-voltage power supply systems
    HD 478.3.4 : 200S1 CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - CLASSIFICATION OF GROUPS OF ENVIRONMENTAL PARAMETERS AND THEIR SEVERITIES STATIONARY USE AT NON-WEATHERPROTECTED LOCATIONS
    IEC 61000-4-1:2006 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-1: TESTING AND MEASUREMENT TECHNIQUES - OVERVIEW OF IEC 61000-4 SERIES
    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 61000-2-11:1999 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 2-11: ENVIRONMENT - CLASSIFICATION OF HEMP ENVIRONMENTS
    IEC 60050-601:1985 International Electrotechnical Vocabulary (IEV) - Part 601: Generation, transmission and distribution of electricity - General
    EN 61000-4-9:2016 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-9: TESTING AND MEASUREMENT TECHNIQUES - IMPULSE MAGNETIC FIELD IMMUNITY TEST (IEC 61000-4-9:2016)
    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
    IEC 60044-2:1997+AMD1:2000+AMD2:2002 CSV Instrument transformers - Part 2 : Inductive voltage transformers
    EN 60721-3-9:1993/A1:1995 CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - PART 3: CLASSIFICATION OF GROUPS OF ENVIRONMENTAL PARAMETERS AND THEIR SEVERITIES - SECTION 9: MICROCLIMATES INSIDE PRODUCTS
    EN 60721-3-5 : 1997 CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - PART 3: CLASSIFICATION OF GROUPS OF ENVIRONMENTAL PARAMETERS AND THEIR SEVERITIES - SECTION 5: GROUND VEHICLE INSTALLATIONS
    IEC 60255-11 : 2.0 MEASURING RELAYS AND PROTECTION EQUIPMENT - PART 11: VOLTAGE DIPS, SHORT INTERRUPTIONS, VARIATIONS AND RIPPLE ON AUXILIARY POWER SUPPLY PORT
    EN 61000-4-2:2009 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-2: TESTING AND MEASUREMENT TECHNIQUES - ELECTROSTATIC DISCHARGE IMMUNITY TEST
    EN 60721-3-0 : 1993 CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - PART 3: CLASSIFICATION OF GROUPS OF ENVIRONMENTAL PARAMETERS AND THEIR SEVERITIES - INTRODUCTION
    IEC 61000-4-12 : 3.0 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-12: TESTING AND MEASUREMENT TECHNIQUES - RING WAVE IMMUNITY TEST
    HD 478.2.1 : 200S1 CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - ENVIRONMENTAL CONDITIONS APPEARING IN NATURE - TEMPERATURE AND HUMIDITY
    EN 60721-3-7:1995/A1:1997 CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - PART 3: CLASSIFICATION OF GROUPS OF ENVIRONMENTAL PARAMETERS AND THEIR SEVERITIES - SECTION 7: PORTABLE AND NON-STATIONARY USE
    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 60255-6 : 94 AC 95 ELECTRICAL RELAYS - MEASURING RELAYS AND PROTECTION EQUIPMENT
    IEC 60694:1996+AMD1:2000+AMD2:2001 CSV Common specifications for high-voltage switchgear and controlgear standards
    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
    HD 478.3.0 : 200S2 CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - CLASSIFICATION OF GROUPS OF ENVIRONMENTAL PARAMETERS AND THEIR SEVERITIES. INTRODUCTION
    HD 478.3.7 : 200S1 CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - CLASSIFICATION OF GROUPS OF ENVIRONMENTAL PARAMETERS AND THEIR SEVERITIES PORTABLE AND NON-STATIONARY USE
    IEC 61000-4-9 : 2.0 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-9: TESTING AND MEASUREMENT TECHNIQUES - IMPULSE MAGNETIC FIELD IMMUNITY TEST
    HD 478.2.4 : 200S1 CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - ENVIRONMENTAL CONDITIONS APPEARING IN NATURE - SOLAR RADIATION AND TEMPERATURE
    EN 50081-2 : 1993 ELECTROMAGNETIC COMPATIBILITY - GENERIC EMISSION STANDARD - INDUSTRIAL ENVIRONMENT
    EN 60694:1996/A2:2001 COMMON SPECIFICATIONS FOR HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR STANDARDS
    HD 478.3.1 : 200S1 CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - CLASSIFICATION OF GROUPS OF ENVIRONMENTAL PARAMETERS AND THEIR SEVERITIES. STORAGE
    HD 554 : 200S1 VOLTAGE TRANSFORMERS
    EN 61000-4-8:2010 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-8: TESTING AND MEASUREMENT TECHNIQUES - POWER FREQUENCY MAGNETIC FIELD IMMUNITY TEST
    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 60617-1:1985 Graphical symbols for diagrams. Part 1: General information, general index. Cross-reference tables
    EN 61000-4-12:2017 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-12: TESTING AND MEASUREMENT TECHNIQUES - RING WAVE IMMUNITY TEST
    IEC 61000-4-2:2008 Electromagnetic compatibility (EMC) - Part 4-2: Testing and measurement techniques - Electrostatic discharge immunity test
    IEC 61000-4-3:2006+AMD1:2007+AMD2:2010 CSV Electromagnetic compatibility (EMC) - Part 4-3: Testing and measurement techniques - Radiated, radio-frequency, electromagnetic field immunity test
    IEC 60255-5:2000 Electrical Relays - Part 5: Insulation coordination for measuring relays and protection equipment - Requirements and tests
    IEC 60060-3:1976 HIGH-VOLTAGE TEST TECHNIQUES - PART 3: DEFINITIONS AND REQUIREMENTS FOR ON-SITE TESTING
    EN 60071-1:2006/A1:2010 INSULATION CO-ORDINATION - PART 1: DEFINITIONS, PRINCIPLES AND RULES
    IEC 60255-6:1988 Electrical relays - Part 6: Measuring relays and protection equipment
    IEC TR 61000-2-1:1990 Electromagnetic compatibility (EMC) - Part 2: Environment - Section 1: Description of the environment - Electromagnetic environment for low-frequency conducted disturbances and signalling in public power supply systems
    IEC 60050-321:1986 INTERNATIONAL ELECTROTECHNICAL VOCABULARY - INSTRUMENT TRANSFORMERS
    HD 478.2.5 : 200S1 CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - ENVIRONMENTAL CONDITIONS APPEARING IN NATURE - DUST, SAND, SALT MIST
    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 60186:1987 Voltage transformers
    IEC 60060-4:1977 High-voltage test techniques - Part 4: Application guide for measuring devices
    HD 478.2.7 : 200S1 CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - ENVIRONMENTAL CONDITIONS APPEARING IN NATURE - FAUNA AND FLORA
    EN 60721-1:1995/A2:1995 CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - PART 1: ENVIRONMENTAL PARAMETERS AND THEIR SEVERITIES
    EN 60721-3-2 : 1997 CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - CLASSIFICATION OF GROUPS OF ENVIRONMENTAL PARAMETERS AND THEIR SEVERITIES - TRANSPORTATION
    IEC 60060-1:2010 High-voltage test techniques - Part 1: General definitions and test requirements
    IEC 60071-1:2006+AMD1:2010 CSV Insulation co-ordination - Part 1: Definitions, principles and rules
    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 60721-3-4:1995/A1:1997 CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - PART 3: CLASSIFICATION OF GROUPS OF ENVIRONMENTAL PARAMETERS AND THEIR SEVERITIES - SECTION 4: STATIONARY USE AT NON-WEATHER-PROTECTED LOCATIONS
    HD 478.1 : 200S2 CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - ENVIRONMENTAL PARAMETERS AND THEIR SEVERITIES
    HD 478.3.3 : 200S1 CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - CLASSIFICATION OF GROUPS OF ENVIRONMENTAL PARAMETERS AND THEIR SEVERITIES STATIONARY USE AT WEATHERPROTECTED LOCATIONS
    EN 60721-3-6:1993/A2:1997 CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - PART 3: CLASSIFICATION OF GROUPS OF ENVIRONMENTAL PARAMETERS AND THEIR SEVERITIES - SHIP ENVIRONMENT
    IEC 61000-4-13:2002+AMD1:2009+AMD2:2015 CSV Electromagnetic compatibility (EMC) - Part 4-13: Testing and measurement techniques - Harmonics and interharmonics includingmains signalling at a.c. power port, low frequency immunity tests
    EN 61000-4-10:2017 ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-10: TESTING AND MEASUREMENT TECHNIQUES - DAMPED OSCILLATORY MAGNETIC FIELD IMMUNITY TEST (IEC 61000-4-10:2016)
    HD 478.3.6 : 200S1 CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - CLASSIFICATION OF GROUPS OF ENVIRONMENTAL PARAMETERS AND THEIR SEVERITIES SHIP ENVIRONMENT
    EN 60721-3-3 : 95 AMD 2 97 CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - CLASSIFICATION OF GROUPS OF ENVIRONMENTAL PARAMETERS AND THEIR SEVERITIES - STATIONARY USE AT WEATHER-PROTECTED LOCATIONS
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