• EN 60255-5 : 2001

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    ELECTRICAL RELAYS - INSULATION COORDINATION FOR MEASURING RELAYS AND PROTECTION EQUIPMENT - REQUIREMENTS AND TESTS

    Available format(s): 

    Superseded date:  01-03-2014

    Language(s): 

    Published date:  13-01-2013

    Publisher:  European Committee for Standards - Electrical

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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.

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

    Committee SR 95
    Document Type Standard
    Publisher European Committee for Standards - Electrical
    Status Superseded
    Superseded By

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

    BS EN 50216-2:2002 Power transformers and reactor fittings Gas and oil actuated relay for liquid immersed transformers and reactors with conservator
    BS EN 60143-4:2010 SERIES CAPACITORS FOR POWER SYSTEMS - PART 4: THYRISTOR CONTROLLED SERIES CAPACITORS
    BS EN 50216-1:2002 Power transformers and reactor fittings General
    I.S. EN 60143-4:2010 SERIES CAPACITORS FOR POWER SYSTEMS - PART 4: THYRISTOR CONTROLLED SERIES CAPACITORS
    I.S. EN 60044-8:2002 INSTRUMENT TRANSFORMERS - PART 8: ELECTRONIC CURRENT TRANSFORMERS
    EN 50216-2 : 2002 AMD 1 2002 POWER TRANSFORMER AND REACTOR FITTINGS - PART 2: GAS AND OIL ACTUATED RELAY FOR LIQUID IMMERSED TRANSFORMERS AND REACTORS WITH CONSERVATOR
    EN 50216-1:2002 Power transformer and reactor fittings - Part 1: General
    BS EN 60044-8:2002 Instrument transformers Electronic current transformers
    CEI EN 50216-1 : 2002 POWER TRANSFORMER AND REACTOR FITTINGS - PART 1: GENERAL
    CEI EN 60143-4 : 2012 SERIES CAPACITORS FOR POWER SYSTEMS - PART 4: THYRISTOR CONTROLLED SERIES CAPACITORS
    I.S. EN 60143-2:2013 SERIES CAPACITORS FOR POWER SYSTEMS - PART 2: PROTECTIVE EQUIPMENT FOR SERIES CAPACITOR BANKS (IEC 60143-2:2012 (EQV))
    I.S. EN 50216-2:2002 POWER TRANSFORMER AND REACTOR FITTINGS - PART 2: GAS AND OIL ACTUATED RELAY FOR LIQUID IMMERSED TRANSFORMERS AND REACTORS WITH CONSERVATOR
    BS EN 60143-2:2013 Series capacitors for power systems Protective equipment for series capacitor banks
    CEI EN 60143-2 : 2014 SERIES CAPACITORS FOR POWER SYSTEMS - PART 2: PROTECTIVE EQUIPMENT FOR SERIES CAPACITOR BANKS
    CEI EN 60044-8 : 2004 INSTRUMENT TRANSFORMERS - PART 8: ELECTRONIC CURRENT TRASFORMERS
    04/30117565 DC : DRAFT AUG 2004 EN 50438 - REQUIREMENTS FOR THE CONNECTION OF MICRO-COGENERATORS IN PARALLEL WITH PUBLIC LOW-VOLTAGE DISTRIBUTION NETWORKS
    I.S. EN 50216-1:2002 POWER TRANSFORMER AND REACTOR FITTINGS - PART 1: GENERAL
    EN 60143-4 : 2010 SERIES CAPACITORS FOR POWER SYSTEMS - PART 4: THYRISTOR CONTROLLED SERIES CAPACITORS
    EN 60143-2:2013 SERIES CAPACITORS FOR POWER SYSTEMS - PART 2: PROTECTIVE EQUIPMENT FOR SERIES CAPACITOR BANKS (IEC 60143-2:2012)
    EN 60044-8:2002 Instrument transformers - Part 8: Electronic current transformers
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