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  • BS EN 60255-5:2001

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    Electrical relays Insulation coordination for measuring relays and protection equipment. Requirements and tests

    Available format(s):  Hardcopy, PDF

    Superseded date:  30-06-2014

    Language(s):  English

    Published date:  15-08-2001

    Publisher:  British Standards Institution

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

    INTRODUCTION
    1 Scope and object
    2 Normative references
    3 Definitions
    4 Insulation coordination
       4.1 Basic principles
       4.2 Voltages and voltage ratings
       4.3 Time under voltage stress
       4.4 Pollution
       4.5 Information to be found on the relay or in the
           operating structures
       4.6 Insulation material
    5 Dimensioning requirements and rules
       5.1 Dimensioning of clearances
       5.2 Dimensioning of creepage distances
       5.3 Requirements for design of solid insulation
    6 Tests and measurements
       6.1 Tests
       6.2 Measurements
    Annex A (informative) Nominal voltages of supply systems
    Annex B (informative) Altitude correction factors
    Annex C (informative) Guidance for impulse voltage tests
    Annex D (informative) Measurement of creepage distances and
             clearances
    Annex ZA (normative) Normative references to international
             publications with their corresponding European
             publications

    Abstract - (Show below) - (Hide below)

    Describes the general requirements for the insulation coordination of measuring relays and protection equipment.

    Scope - (Show below) - (Hide below)

    Lays down general requirements for the insulation coordination of measuring relays and protection equipment. Gives guidance for the selection of clearances and creepage distances and other aspects related to the insulation of measuring relays and protection equipment; specifies requirements for voltage tests and insulation resistance measurement.

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

    Committee PEL/95
    Development Note Supersedes BS 5992-3(1980) Also numbered as IEC 60255-5 (06/2001) Supersedes 95/207269 DC. (09/2005)
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By
    Supersedes

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

    IEC 60112:2003+AMD1:2009 CSV Method for the determination of the proof and the comparative tracking indices of solid insulating materials
    IEC 60255-21-2:1988 Electrical relays - Part 21: Vibration, shock, bump and seismic tests on measuring relays and protection equipment - Section Two: Shock and bump tests
    HD 214 : 200S2 RECOMMENDED METHOD FOR DETERMINING THE COMPARATIVE TRACKING INDEX OF SOLID INSULATING MATERIALS UNDER MOIST CONDITIONS
    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 60050-151:2001 International Electrotechnical Vocabulary (IEV) - Part 151: Electrical and magnetic devices
    HD 625.1 : 200S1 INSULATION COORDINATION FOR EQUIPMENT WITHIN LOW-VOLTAGE SYSTEMS - PRINCIPLES, REQUIREMENTS AND TESTS
    HD 588.1 : S1 AMD 1 HIGH VOLTAGE TEST TECHNIQUES - GENERAL DEFINITIONS AND TEST REQUIREMENTS
    IEC 60085:2007 Electrical insulation - Thermal evaluation and designation
    IEC 61180-2:1994 High-voltage test techniques for low-voltage equipment - Part 2: Test equipment
    HD 566 : 200S1 THERMAL EVALUATION AND CLASSIFICATION OF ELECTRICAL INSULATION
    IEC 60255-1-00:1975 Electrical relays. All-or-nothing electrical relays. *Note.-This publication supersedes IEC 255-1 (1967) and 255-2 (1969)
    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)
    EN 60255-21-1:1995 Electrical relays - Part 21: Vibration, shock, bump and seismic tests on measuring relays and protection equipment - Section 1: Vibration tests (sinusoidal)
    IEC 61180-1:1992 High-voltage test techniques for low voltage equipment - Part 1: Definitions, test and procedure requirements
    IEC 60060-1:2010 High-voltage test techniques - Part 1: General definitions and test requirements
    IEC 60050-448:1995 International Electrotechnical Vocabulary (IEV) - Part 448: Power system protection
    EN 60255-21-2:1995 Electrical relays - Part 21: Vibration, shock, bump and seismic tests on measuring relays and protection equipment - Section 2: Shock and bump tests
    EN 61180-2:1994 High-voltage test techniques for low-voltage equipment - Part 2: Test equipment
    IEC 60664-1:2007 Insulation coordination for equipment within low-voltage systems - Part 1: Principles, requirements and tests
    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
    EN 61180-1:1994 High-voltage test techniques for low-voltage equipment - Part 1: Definitions, test and procedure requirements
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