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    I.S.HD 384.4.442 S1:1998

    Withdrawn A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

    ELECTRICAL INSTALLATIONS OF BUILDINGS - PART 4: PROTECTION FOR SAFETY - CHAPTER 44: PROTECTION AGAINST OVERVOLTAGES - SECTION 442: PROTECTION OF LOW-VOLTAGE INSTALLATIONS AGAINST FAULTS BETWEEN HIGH-VOLTAGE SYSTEMS AND EARTH

    Available format(s):  Hardcopy, PDF

    Withdrawn date:  24-01-2012

    Language(s):  English

    Published date:  31-12-1997

    Publisher:  National Standards Authority of Ireland

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

    Introduction
    442.1 General
          442.1.1 Scope and object
          442.1.2 Power-frequency stress-voltage
          442.1.3 Normative references
          442.1.4 Symbols
    442.2 Earthing arrangements in transformer sub-stations
    442.3 Earthing arrangements with regard to type of earthing
          systems in low-voltage system
          442.3.1 TN-systems
          442.3.2 TT-systems
          442.3.3 IT-systems
    442.4 Power-frequency stress-voltage in low-voltage equipment
          of transformer sub-stations
          442.4.1 TN- and TT-systems
          442.4.2 IT-systems
    442.5 Stress-voltage in case of loss of the neutral conductor
          in a TN or TT system
    442.6 Stress-voltage in case of accidental earthing of an IT
          system
    442.7 Stress-voltage in case of a short-circuit between a
          line conductor and the neutral conductor
    Annex A (informative) Clause 9 of prEN 50179 - Earthing systems
    Annex B (informative) A-deviations

    Abstract - (Show below) - (Hide below)

    Gives requirements for the safety of persons and equipment in the low-voltage installation in the event of a fault between the high-voltage system and earth in the transformer sub-station which supplies the low-voltage installation.

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

    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Withdrawn

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

    HD 384.1 : 200S2 ELECTRICAL INSTALLATIONS OF BUILDINGS - PART 1: SCOPE, OBJECT AND FUNDAMENTAL PRINCIPLES
    IEC TS 60479-1:2005+AMD1:2016 CSV Effects of current on human beings and livestock - Part 1: Generalaspects
    HD 384.4.41 S2:1996/A1:2002 ELECTRICAL INSTALLATIONS OF BUILDINGS - PART 4: PROTECTION FOR SAFETY - CHAPTER 41: PROTECTION AGAINST ELECTRIC SHOCK
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